OFFICE OF PUBLIC WORKS
FLOOD STUDIES UPDATE PROGRAMME
WORK-PACKAGE WP-2.2 “FREQUENCY ANALYSIS”
Appendix 4
Department of Engineering Hydrology & The Environmental Change Institute
National University of Ireland, Galway
September 2009
Appendix 4A1
6011 RIVER FANE @ MOYLES MILL Annual Maximum Floods 1957 to 2004.(no missing years) A1 A (km 2)= 234.00 N= 48 Year AMF(m 3 /s) Moments PWM L-Moments 1957 12.34 Mean 15.856 M100 15.856 L1 15.856 L-Cv 0.113 1958 21.07 Median 15.390 M110 8.825 L2 1.795 L-Skew 0.089 1959 15.39 Std.Dev. 3.195 M120 6.210 L3 0.161 L-Kur 0.074 1960 14.20 CV 0.202 M130 4.819 L4 0.134 1961 15.70 HazenS. 0.812 1962 13.39 30 1963 18.84 6011 RIVER FANE @ MOYLES MILL 1964 19.49 EV1 25 1965 18.14 1966 18.84 20 1967 13.39 winter peak 1968 15.39 15 1969 13.56
1970 10.94 AMF(m3/s) 10 1971 13.39 1972 10.90 1973 13.31 5 2 5 10 25 50 100 500 1974 14.37 1975 11.29 0 EV1 y 1976 19.13 -2-1 0 1 2 3 4 5 6 7 1977 11.68 30 1978 26.36 LO2 1979 16.91 25 1980 17.14 1981 17.04 20 1982 17.04 1983 19.35 15 1984 11.98 AMF(m3/s) 1985 12.49 10 1986 14.20 FANE CATCHMENT 1987 15.16 5 1988 15.45 2 5 10 25 50 100 500 1989 12.74 0 1990 14.88 -6 -4 -2 0 2 4 6 8 1991 19.03 Logistic reduced variate 1992 12.87 1.5 1993 14.88 LogNormal 1994 16.89 1.4 1995 19.99 1996 15.16 1.3 1997 15.73 1998 14.88 1.2
1999 17.49 1.1
2000 19.51 log10(AMF) 2001 19.35 1 2002 19.67 2003 11.98 0.9 2004 18.10 2 5 10 25 50 100 500 0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1. Medium skewness 2. No summer peak was observed in the AM series 3.Linear Score (subjective) :EV1=4, LO2=2, LN2=3 *For Explanation of Scores and Codes see in Introductory Page 4.Shape Codes (subjective) :EV1=L2, LO2=U1, LN2=L2 6013 RIVER DEE @ CHARLEVILLE WEIR Annual Maximum Floods 1975 to 2004.(no missing years) A1 A (km 2)= 307.00 N= 30 Year AMF(m 3 /s) Moments PWM L-Moments 1975 18.07 Mean 27.808 M100 27.808 L1 27.808 L-Cv 0.157 1976 20.36 Median 27.365 M110 16.090 L2 4.372 L-Skew 0.019 1977 15.76 Std.Dev. 7.475 M120 11.469 L3 0.084 L-Kur 0.012 1978 40.00 CV 0.269 M130 8.943 L4 0.052 1979 37.70 HazenS. 0.100 1980 37.20 45 1981 35.23 6013 RIVER DEE @ CHARLEVILLE WEIR 1982 24.18 40 EV1 1983 29.43 35 1984 33.78 30 winter peak 1985 22.80 summer peak 1986 19.64 25 1987 26.84 20
1988 18.76 AMF(m3/s) 15 1989 32.61 1990 30.09 10 1991 27.05 5 2 5 10 25 50 100 500 1992 21.10 1993 35.71 0 EV1 y 1994 29.65 -2-1 0 1 2 3 4 5 6 7 1995 41.84 45 1996 22.61 LO2 40 1997 34.26 1998 27.47 35 1999 18.58 30 2000 34.74 25 2001 23.38 2002 31.91 20 AMF(m3/s) 2003 16.24 15 2004 27.26 10
5 2 5 10 25 50 100 500 0 GLYDE & DEE CATCHMENT -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.7 LogNormal 1.6 1.5 1.4 1.3 1.2 log10(AMF) 1.1 1
0.9 2 5 10 25 50 100 500 0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1. Low positive skewness 2. The 4th highest peak comes out as a summer peak 3.Linear Score(subjective):EV1=2, LO2=3, LN2=4 *For Explanation of Scores and Codes see in Introductory Page 4.Shape Codes(subjective):EV1=D1, LO2=S1, LN2=L2 6014 RIVER GLYDE @ TALLANSTOWN Annual Maximum Floods 1975 to 2004.(no missing years) A1 A (km 2)= 270.00 N= 30 Year AMF(m 3 /s) Moments PWM L-Moments 1975 15.49 Mean 22.557 M100 22.557 L1 22.557 L-Cv 0.149 1976 19.86 Median 21.460 M110 12.956 L2 3.355 L-Skew 0.224 1977 15.30 Std.Dev. 6.045 M120 9.321 L3 0.751 L-Kur 0.121 1978 39.40 CV 0.268 M130 7.357 L4 0.406 1979 24.64 HazenS. 1.306 1980 24.13 45 1981 32.39 6014 RIVER GLYDE @ TALLANSTOWN 1982 23.63 40 EV1 1983 30.62 35 1984 30.62 winter peak 30 1985 17.70 summer peak 1986 18.54 25 1987 21.23 20
1988 16.87 AMF(m3/s) 15 1989 25.15 1990 25.15 10 2 5 10 25 50 100 500 1991 17.70 5 1992 16.97 1993 28.63 0 EV1 y 1994 22.65 -2-1 0 1 2 3 4 5 6 7 1995 33.30 45 1996 21.84 LO2 40 1997 19.46 1998 15.30 35 1999 19.86 30 2000 23.63 25 2001 20.76 2002 18.12 20 AMF(m3/s) 2003 16.07 15 2004 21.69 10 2 5 10 25 50 100 500 5
0 GLYDE & DEE CATCHMENT DEE & GLYDE -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.7 LogNormal 1.6
1.5
1.4
1.3
1.2 log10(AMF) 1.1
1
0.9 2 5 10 25 50 100 500 0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=4, LO2=2, LN2=3 2.Shape Codes (subjective) :EV1=L1, LO2=U1, LN2=L2
*For Explanation of Scores and Codes see in Introductory Page 6025 RIVER DEE @ BURLEY BRIDGE Annual Maximum Floods 1975 to 2004.(no missing years) A1 A (km 2)= 176.00 N= 30 Year AMF(m 3 /s) Moments PWM L-Moments 1975 12.53 Mean 18.322 M100 18.322 L1 18.322 L-Cv 0.088 1976 16.66 Median 18.690 M110 9.968 L2 1.614 L-Skew -0.071 1977 12.80 Std.Dev. 2.854 M120 6.895 L3 -0.114 L-Kur 0.185 1978 20.04 CV 0.156 M130 5.293 L4 0.299 1979 20.49 HazenS. -0.331 1980 18.21 30 1981 17.90 6025 RIVER DEE @ BURLEY BRIDGE 1982 16.86 EV1 25 1983 18.74 1984 18.53 20 1985 18.64 1986 13.91 winter peak 15 1987 19.28 summer peak
1988 17.69 AMF(m3/s) 10 1989 19.06 1990 19.06 1991 19.72 5 2 5 10 25 50 100 500 1992 14.97 1993 18.96 0 EV1 y 1994 19.17 -2-1 0 1 2 3 4 5 6 7 1995 23.46 30 1996 18.64 LO2 1997 16.76 25 1998 21.04 1999 14.68 20 2000 23.57 2001 19.61 15 2002 22.76 AMF(m3/s) 2003 14.48 10 2004 21.44 5 2 5 10 25 50 100 500 0 GLYDE & DEE CATCHMENT &GLYDEDEE -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.5 LogNormal 1.4
1.3
1.2
1.1 log10(AMF)
1
0.9 2 5 10 25 50 100 500 0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Negative skewness 2.Linear Score (subjective) :EV1=2, LO2=4, LN2=3 3.Shape Codes (subjective) :EV1=D1, LO2=L2, LN2=S1 *For Explanation of Scores and Codes see in Introductory Page 6026 RIVER GLYDE @ ACLINT BRIDGE Annual Maximum Floods 1959 to 2004.(no missing years) A1 A (km 2)= 144.00 N= 46 Year AMF(m 3 /s) Moments PWM L-Moments 1959 12.30 Mean 13.867 M100 13.867 L1 13.867 L-Cv 0.177 1960 23.89 Median 12.297 M110 8.161 L2 2.456 L-Skew 0.240 1961 10.99 Std.Dev. 4.434 M120 5.949 L3 0.590 L-Kur 0.092 1962 12.30 CV 0.320 M130 4.731 L4 0.227 1963 15.50 HazenS. 1.051 1964 24.12 30 1965 18.61 6026 RIVER GLYDE @ ACLINT BRIDGE 1966 15.50 EV1 25 1967 22.99 1968 20.21 20 1969 10.19 1970 10.33 winter peak 15 1971 9.54 summer peak
1972 8.57 AMF(m3/s) 10 1973 14.16 1974 12.90 5 1975 9.12 2 5 10 25 50 100 500 1976 10.69 1977 8.85 0 EV1 y 1978 22.33 -2-1 0 1 2 3 4 5 6 7 1979 12.60 30 1980 17.66 LO2 1981 18.61 25 1982 10.33 1983 14.32 20 1984 14.99 1985 11.44 15 1986 10.77 AMF(m3/s) 1987 16.92 10 1988 7.51 1989 14.82 5 2 5 10 25 50 100 500 1990 17.66 1991 12.90 0 GLYDE & DEE CATCHMENT DEE & GLYDE 1992 11.51 -6 -4 -2 0 2 4 6 8 1993 18.81 Logistic reduced variate 1994 11.96 1.5 1995 21.46 LogNormal 1996 10.55 1.4 1997 12.00 1.3 1998 10.33 1.2 1999 10.40 2000 10.48 1.1 2001 11.29 1
2002 14.65 log10(AMF) 2003 8.95 0.9 2004 11.86 0.8
0.7 2 5 10 25 50 100 500 0.6 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Convex upwards pattern leading to a flattening out at the upper end of the EV1 probability plot 2.Linear Score(subjective):EV1=3, LO2=1, LN2=2 3.Shape Codes(subjective):EV1=S1, LO2=S2, LN2=S2 *For Explanation of Scores and Codes see in Introductory Page 6070 RIVER MUCKNO L. @ MUCKNO AMF 1975 to 2005.(missing years:'96-98,99,00,03,05) A1 A (km 2)= 153.50 N= 24 Year AMF(m 3 /s) Moments PWM L-Moments 1975 7.44 Mean 13.323 M100 13.323 L1 13.323 L-Cv 0.145 1976 15.50 Median 13.189 M110 7.627 L2 1.931 L-Skew 0.135 1977 9.24 Std.Dev. 3.388 M120 5.450 L3 0.261 L-Kur 0.143 1978 16.90 CV 0.254 M130 4.279 L4 0.277 1979 10.30 HazenS. 0.778 1980 11.60 25 1981 13.60 6070 RIVER MUCKNO L. @ MUCKNO 1982 11.30 1983 12.10 20 1984 9.18 winter peak 1985 10.20 15 summer peak 1986 11.00 1987 13.46 10 1988 12.03 AMF(m3/s) 1989 11.11 1990 13.18 5 1991 18.92 2 5 10 25 50 100 500 1992 13.20 1993 15.51 0 -2-1 0 1 2EV1 y 3 4 5 6 7 1994 13.84 1995 19.14 25 2001 20.93 LO2 2002 16.55 20 2004 13.53
15
AMF(m3/s) 10
FANE CATCHMENT 5 2 5 10 25 50 100 500
0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.4 LogNormal 1.3
1.2
1.1
log10(AMF) 1
0.9 2 5 10 25 50 100 500
0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1. The highest peak comes out as a summer peak 2.Linear Score(subjective):EV1=4, LO2=4, LN2=5 3.Shape Codes(subjective):EV1=L2, LO2=L2, LN2=L1 *For Explanation of Scores and Codes see in Introductory Page 7009 RIVER BOYNE @ NAVAN WEIR Annual Maximum Floods 1976 to 2004.(no missing years) A1 A (km 2)= 1610.00 N= 29 Year AMF(m 3 /s) Moments PWM L-Moments 1976 133.40 Mean 162.641 M100 162.641 L1 162.641 L-Cv 0.211 1977 108.00 Median 134.800 M110 98.472 L2 34.302 L-Skew 0.206 1978 285.60 Std.Dev. 61.199 M120 72.543 L3 7.066 L-Kur 0.106 1979 245.30 CV 0.376 M130 58.044 L4 3.630 1980 178.50 HazenS. 0.935 1981 108.60 350 1982 162.20 7009 RIVER BOYNE @ NAVAN WEIR 1983 120.10 300 EV1 1984 155.50 1985 134.80 250 1986 105.60 1987 126.00 200 winter peak 1988 59.00 summer peak 150
1989 218.40 AMF(m3/s) 1990 123.40 100 1991 144.60 1992 216.60 50 2 5 10 25 50 100 500 1993 131.40 1994 217.50 0 EV1 y 1995 123.40 -2-1 0 1 2 3 4 5 6 7 1996 88.60 350 1997 110.50 LO2 1998 184.80 300 1999 130.00 250 2000 269.90 2001 178.50 200 2002 297.60 2003 133.40 150 AMF(m3/s) 2004 225.40 100
BOYNE CATCHMENT BOYNE 50 2 5 10 25 50 100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2.6 LogNormal 2.4
2.2
2 log10(AMF) 1.8
1.6 2 5 10 25 50 100 500 1.4 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score(subjective):EV1=4, LO2=1, LN2=3 2.Shape Codes(subjective):EV1=L2, LO2=D2X, LN2=L2
*For Explanation of Scores and Codes see in Introductory Page 8002 RIVER DELVIN @ NAUL AM Floods 1979 to 2000.( missing year '93, 94) A1 A (km 2)= 37.00 N= 20 Year AMF(m 3 /s) Moments PWM L-Moments 1979 7.43 Mean 5.616 M100 5.616 L1 5.616 L-Cv 0.112 1980 5.41 Median 5.324 M110 3.121 L2 0.626 L-Skew 0.271 1981 4.92 Std.Dev. 1.158 M120 2.213 L3 0.170 L-Kur 0.174 1982 6.37 CV 0.206 M130 1.734 L4 0.109 1983 4.37 HazenS. 1.984 1984 5.91 10 1985 6.59 8002 RIVER DELVIN @ NAUL 9 1986 4.51 EV1 1987 4.99 8 1988 4.48 7 1989 4.99 6 1990 5.05 winter peak 5 1991 5.73 summer peak 4 1992 6.42 AMF(m3/s) 1995 5.41 3 1996 4.91 2 1997 5.24 1 2 5 10 25 50 100 500 1998 6.38 1999 4.28 0 2000 8.96 -2-1 0 1 2EV1 y 3 4 5 6 7 10 9 LO2 8 7 6 5
AMF(m3/s) 4 3 2 DELVIN DELVIN CATCHMENT 1 2 5 10 25 50 100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1 LogNormal 0.9
0.8
0.7 log10(AMF) 0.6
0.5 2 5 10 25 50 100 500 0.4 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score(subjective):EV1=4, LO2=1, LN2=2 2.Shape Codes(subjective):EV1=L2, LO2=U1, LN2=U1
*For Explanation of Scores and Codes see in Introductory Page 8009 RIVER WARD @ BALHEARY AMF 1979 to 1993.(missing years '79,81-83) A1 A (km 2)= 62.00 N= 11 Year AMF(m 3 /s) Moments PWM L-Moments 1980 10.30 Mean 10.375 M100 10.375 L1 10.375 L-Cv 0.564 1984 6.59 Median 6.590 M110 8.114 L2 5.853 L-Skew 0.684 1985 6.77 Std.Dev. 14.657 M120 7.053 L3 4.006 L-Kur 0.650 1986 3.62 CV 1.413 M130 6.419 L4 3.804 1987 6.39 HazenS. 5.427 1988 2.72 80 1989 6.95 8009 RIVER WARD @ BALHEARY 1990 2.08 70 1991 3.31 60 1992 53.60 2 5 10 25 50 100 500 50 1993 11.80 winter peak 40 summer peak
AMF(m3/s) 30
20
10
0 -2-1 0 1 2EV1 y 3 4 5 6 7
80 LO2 70
60 2 5 10 25 50 100 500 50
40
AMF(m3/s) 30
20
10
0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate Broad Meadow Water CATCHMENT 1.9 LogNormal 1.7 1.5 1.3 1.1 0.9 log10(AMF) 0.7 0.5 0.3 2 5 10 25 50 100 500 0.1 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1. The highest peak comes out as a summer peak 2.Linear Score(subjective):EV1=1, LO2=1, LN2=2 3.Shape Codes(subjective):EV1=U2, LO2=U2, LN2=U1 *For Explanation of Scores and Codes see in Introductory Page 9001 RIVER RYEWATER @ LEIXLIP Annual Maximum Floods 1956 to 2004.(missing year 79) A1 A (km 2)= 215.00 N= 48 Year AMF(m 3 /s) Moments PWM L-Moments 1956 38.57 Mean 38.714 M100 38.714 L1 38.714 L-Cv 0.243 1957 49.90 Median 35.465 M110 24.057 L2 9.400 L-Skew 0.191 1958 35.46 Std.Dev. 17.083 M120 17.904 L3 1.793 L-Kur 0.146 1959 44.61 CV 0.441 M130 14.426 L4 1.374 1960 47.51 HazenS. 1.172 1961 15.48 100 1962 30.59 9001 RIVER RYEWATER @ LEIXLIP 90 1963 25.24 EV1 1964 49.90 80 1965 64.83 70 1966 54.23 60 1967 50.51 winter peak 50 1968 69.06 summer peak 40 1969 21.19 AMF(m3/s) 1970 26.10 30 1971 27.41 20 1972 34.96 10 2 5 10 25 50 100 500 1973 35.46 1974 48.10 0 EV1 y 1975 20.43 -2-1 0 1 2 3 4 5 6 7 1976 32.50 100 1977 24.40 90 LO2 1978 62.43 80 1980 32.02 1981 22.37 70 1982 38.04 60 1983 40.71 50 1984 38.57 AMF(m3/s) 40 1985 48.10 30 1986 35.46 1987 26.10 20 LIFFEY CATCHMENT LIFFEY 2 5 10 25 50 100 500 1988 9.39 10 1989 43.48 0 1990 29.66 -6 -4 -2 0 2 4 6 8 1991 27.85 Logistic reduced variate 1992 60.74 2.2 1993 29.66 LogNormal 1994 48.10 2 1995 25.24 1996 16.14 1.8 1997 21.58 1998 30.13 1.6 1999 24.40
2000 81.82 log10(AMF) 1.4 2001 42.36 2002 91.50 2003 27.85 1.2 2 5 10 25 50 100 500 2004 58.09 1 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.23% of flood peaks come out as summer peaks 2.Linear Score(subjective):EV1=5, LO2=2, LN2=5 3.Shape Codes(subjective):EV1=L1, LO2=U1, LN2=L1 *For Explanation of Scores and Codes see in Introductory Page 9002 RIVER GRIFFEEN @ LUCAN Annual Maximum Floods '78 to '01.( no missing years) A1 A (km 2)= 37.00 N= 24 Year AMF(m 3 /s) Moments PWM L-Moments 1978 2.86 Mean 7.235 M100 7.235 L1 7.235 L-Cv 0.417 1979 6.47 Median 5.400 M110 5.127 L2 3.019 L-Skew 0.390 1980 8.86 Std.Dev. 5.982 M120 4.118 L3 1.179 L-Kur 0.252 1981 2.21 CV 0.827 M130 3.500 L4 0.762 1982 3.64 HazenS. 2.399 1983 8.68 30 1984 3.84 9002 RIVER GRIFFEEN @ LUCAN 1985 4.62 25 1986 16.60 1987 11.00 20 1988 5.56 1989 1.26 winter peak 15 1990 3.27 summer peak
1991 4.28 AMF(m3/s) 10 1992 2.37 1993 22.50 1994 9.50 5 1995 4.95 2 5 10 25 50 100 500 1996 1.83 0 1997 5.25 -2-1 0 1 2EV1 y 3 4 5 6 7 1998 6.18 30 1999 5.55 LO2 2000 23.70 25 2001 8.66 20
15 AMF(m3/s) 10
5 LIFFEY CATCHMENT LIFFEY
2 5 10 25 50 100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.6 LogNormal 1.4
1.2
1
0.8
log10(AMF) 0.6
0.4
0.2 2 5 10 25 50 100 500
0 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1. 35% of flood peaks come out as summer peaks 2.Linear Score(subjective):EV1=1, LO2=1, LN2=4 3.Shape Codes(subjective):EV1=S2X, LO2=U2, LN2=L1 *For Explanation of Scores and Codes see in Introductory Page 9010 RIVER DODDER @ WALDRON'S BRIDGE Annual Maximum Floods 1985 to 2004.( missing year 88) A1 A (km 2)= 95.20 N= 19 Year AMF(m 3 /s) Moments PWM L-Moments 1985 269.00 Mean 70.147 M100 70.147 L1 70.147 L-Cv 0.423 1986 63.50 Median 48.000 M110 49.925 L2 29.704 L-Skew 0.416 1987 33.00 Std.Dev. 60.490 M120 40.294 L3 12.360 L-Kur 0.305 1989 18.60 CV 0.862 M130 34.446 L4 9.048 1990 48.00 HazenS. 3.237 1991 14.20 300 1992 80.90 9010 RIVER DODDER @ WALDRON'S BRIDGE 1993 110.00 EV1 250 1994 34.70 1995 46.10 200 1996 18.30 1997 86.50 winter peak 150 1998 45.80 summer peak
1999 32.90 AMF(m3/s) 100 2000 156.00 2001 41.10 2002 58.40 50 2003 112.00 2 5 10 25 50 100 500 2004 63.80 0 -2-1 0 1 2EV1 y 3 4 5 6 7
300 LO2 250
200
150 AMF(m3/s) 100
50 LIFFEY CATCHMENT LIFFEY 2 5 10 25 50 100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2.6 LogNormal 2.4
2.2
2
1.8
1.6 log10(AMF) 1.4
1.2
1 2 5 10 25 50 100 500 0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1. One high outlier is observed 2. 42% of flood peaks are summer peaks 3.Linear Score(subjective):EV1=2, LO2=2, LN2=4 *For Explanation of Scores and Codes see in Introductory Page 4.Shape Codes(subjective):EV1=U2, LO2=U2, LN2=L2 10021 RIVER SHANGANAGH @ COMMON'S ROAD Annual Maximum Floods 1980 to 2004.( missing year 00) A1 A (km 2)= 30.90 N= 24 Year AMF(m 3 /s) Moments PWM L-Moments 1980 5.18 Mean 7.871 M100 7.871 L1 7.871 L-Cv 0.213 1981 5.57 Median 7.360 M110 4.773 L2 1.674 L-Skew 0.186 1982 13.50 Std.Dev. 2.931 M120 3.513 L3 0.311 L-Kur 0.068 1983 5.33 CV 0.372 M130 2.805 L4 0.114 1984 5.80 HazenS. 0.953 1985 11.50 16 1986 5.24 10021 RIVER SHANGANAGH @ COMMON'S ROAD 1987 8.53 14 EV1 1988 4.04 12 1989 4.06 1990 6.30 10 1991 4.80 winter peak 8 1992 14.30 summer peak
1993 10.10 AMF(m3/s) 6 1994 9.01 1995 7.26 4 1996 6.52 2 2 5 10 25 50 100 500 1997 9.82 1998 9.80 0 1999 9.04 -2-1 0 1 2EV1 y 3 4 5 6 7 2001 7.48 16 2002 12.20 GLO 2003 6.07 14 2004 7.46 12
10
8
AMF(m3/s) 6
4
2 2 5 10 25 50 100 500 COASTALCATCHMENT 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.2 LogNormal 1.1
1
0.9
0.8 log10(AMF) 0.7
0.6 2 5 10 25 50 100 500 0.5 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.The highest peak come out as a summer peak 2.Linear Score (subjective) :EV1=4, LO2=2, LN2=3 3.Shape Codes (subjective) :EV1=L2, LO2=S1, LN2=L2 *For Explanation of Scores and Codes see in Introductory Page 10022 RIVER CABINTEELY @ CARRICKMINES AMF 1981 to 2003.(missing years:'91,98,99,00,01) A1 A (km 2)= 10.40 N= 18 Year AMF(m 3 /s) Moments PWM L-Moments 1981 2.95 Mean 3.839 M100 3.839 L1 3.839 L-Cv 0.233 1982 5.41 Median 3.850 M110 2.367 L2 0.895 L-Skew 0.057 1983 2.52 Std.Dev. 1.526 M120 1.736 L3 0.051 L-Kur 0.061 1984 2.92 CV 0.398 M130 1.378 L4 0.055 1985 5.09 HazenS. 0.364 1986 2.75 8 1987 4.05 10022 RIVER CABINTEELY @ CARRICKMINES 1988 1.80 7 1989 1.76 6 1990 3.41 winter peak 5 1992 6.89 summer peak 1993 1.55 4 1994 4.48
1995 3.85 AMF(m3/s) 3 1996 3.85 1997 5.71 2 2 5 10 25 50 100 500 2002 5.72 1 2003 4.39 0 -2-1 0 1 2EV1 y 3 4 5 6 7
8 LO2 7
6
5
4
AMF(m3/s) 3
2 2 5 10 25 50 100 500 1 COASTAL CATCHMENT 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
0.9 LogNormal 0.8 0.7 0.6 0.5
log10(AMF) 0.4 0.3 2 5 10 25 50 100 500 0.2 0.1 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1. Considerable number of summer peak 2.Linear Score(subjective):EV1=4, LO2=3, LN2=4 3.Shape Codes(subjective):EV1=L2, LO2=L2X, LN2=L2 *For Explanation of Scores and Codes see in Introductory Page 14006 RIVER BARROW @ PASS BRIDGE Annual Maximum Floods 1954 to 2004.(no missing year) A1 A (km 2)= 1096.00 N= 51 Year AMF(m 3 /s) Moments PWM L-Moments 1954 123.70 Mean 83.764 M100 83.764 L1 83.764 L-Cv 0.106 1955 70.5 Median 80.520 M110 46.312 L2 8.859 L-Skew 0.238 1956 80.52 Std.Dev. 16.590 M120 32.702 L3 2.106 L-Kur 0.212 1957 92.82 CV 0.198 M130 25.548 L4 1.878 1958 73.45 HazenS. 1.459 1959 104.78 160 1960 103.61 14006 RIVER BARROW @ PASS BRIDGE 1961 62.51 140 EV1 1962 68.11 120 1963 67.64 1964 108.92 100 1965 104.78 winter peak 80 1966 88.98 summer peak
1967 92.26 AMF(m3/s) 60 1968 137.38 1969 76.44 40 1970 71.97 20 1971 74.94 2 5 10 25 50 100 500 1972 61.15 0 EV1 y 1973 80.52 -2-1 0 1 2 3 4 5 6 7 1974 87.90 160 1975 71.00 LO2 1976 77.70 140 1977 83.12 120 1978 96.44 100 1979 78.21 1980 82.08 80 1981 70.51 AMF(m3/s) 60 1982 85.23 1983 77.70 40 1984 93.65 20
BARROWCATCHMENT 1985 77.96 2 5 10 25 50 100 500 1986 78.47 0 1987 83.65 -6 -4 -2 0 2 4 6 8 1988 59.35 Logistic reduced variate 1989 124.34 2.2 1990 81.04 LogNormal 1991 74.69 2.1 1992 93.09 1993 80.52 2 1994 110.42 1995 71.97 1.9 1996 60.25
1997 77.45 log10(AMF) 1.8 1998 72.96 1999 75.44 1.7 2000 89.53 2 5 10 25 50 100 500 2001 80.00 2002 81.04 1.6 -3 -2 -1 0 1 2 3 4 2003 67.64 Normal N(0,1) y 2004 83.65 COMMENTS 1.Linear Score (subjective) :EV1=5, LO2=2, LN2=3 2.Shape Codes (subjective) :EV1=L1, LO2=U1, LN2=U1
*For Explanation of Scores and Codes see in Introductory Page 14007 RIVER Stradbally @ Derrybrock Annual Maximum Floods 1980 to 2004.(no missing years) A1 A (km 2)= 115.00 N= 25 Year AMF(m 3 /s) Moments PWM L-Moments 1980 13.40 Mean 16.940 M100 16.940 L1 16.940 L-Cv 0.170 1981 11.70 Median 16.200 M110 9.914 L2 2.887 L-Skew 0.219 1982 17.10 Std.Dev. 5.103 M120 7.196 L3 0.632 L-Kur 0.072 1983 16.60 CV 0.301 M130 5.703 L4 0.208 1984 13.20 HazenS. 1.120 1985 15.00 35 1986 12.10 14007 RIVER Stradbally @ Derrybrock 1987 13.40 30 EV1 1988 10.90 1989 29.30 25 1990 11.10 1991 13.60 20 winter peak 1992 24.50 summer peak 15
1993 17.90 AMF(m3/s) 1994 26.20 10 1995 18.70 1996 12.40 5 1997 15.00 2 5 10 25 50 100 500 1998 22.10 0 EV1 y 1999 22.90 -2-1 0 1 2 3 4 5 6 7 2000 17.30 35 2001 16.20 LO2 2002 20.10 30 2003 11.30 25 2004 21.50 20
15 AMF(m3/s)
10
BarrowCATCHMENT 5 2 5 10 25 50 100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.5 LogNormal 1.4
1.3
1.2 log10(AMF) 1.1
1 2 5 10 25 50 100 500 0.9 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=4, LO2=2, LN2=3 2.Shape Codes (subjective) :EV1=L2, LO2=U1, LN2=S1 *For Explanation of Scores and Codes see in Introductory Page 14011 RIVER Slate @ Rathangan Annual Maximum Floods 1979 to 2004.(no missing years) A1 A (km 2)= 163.00 N= 26 Year AMF(m 3 /s) Moments PWM L-Moments 1979 16.30 Mean 12.070 M100 12.070 L1 12.070 L-Cv 0.143 1980 13.10 Median 12.300 M110 6.900 L2 1.731 L-Skew 0.020 1981 9.91 Std.Dev. 3.022 M120 4.894 L3 0.034 L-Kur 0.157 1982 12.30 CV 0.250 M130 3.819 L4 0.272 1983 12.80 HazenS. 0.190 1984 16.10 20 1985 12.80 14011 RIVER Slate @ Rathangan 1986 10.60 18 EV1 1987 10.80 16 1988 6.27 14 1989 18.70 12 1990 12.30 winter peak 10 1991 8.82 summer peak 8 1992 16.90 AMF(m3/s) 1993 9.47 6 1994 13.30 4 2 5 10 25 50 100 500 1995 8.82 2 1996 6.82 1997 10.80 0 EV1 y 1998 13.10 -2-1 0 1 2 3 4 5 6 7 1999 13.30 20 2000 14.40 18 LO2 2001 12.00 16 2002 14.10 2003 8.70 14 2004 11.30 12 10
AMF(m3/s) 8 6 4
BarrowCATCHMENT 2 5 10 25 50 100 500 2 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.3 LogNormal 1.25
1.2
1.15
1.1
log10(AMF) 1.05
1 2 5 10 25 50 100 500 0.95
0.9 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=3, LO2=3, LN2=3 2.Shape Codes (subjective) :EV1=L2, LO2=L2, LN2=L2 *For Explanation of Scores and Codes see in Introductory Page 14018 RIVER BARROW @ ROYAL OAK Annual Maximum Floods 1954 to 2004.(no missing year) A1 A (km 2)= 2415.00 N= 51 Year AMF(m 3 /s) Moments PWM L-Moments 1954 193.75 Mean 141.834 M100 141.834 L1 141.834 L-Cv 0.138 1955 99.88 Median 147.981 M110 80.705 L2 19.577 L-Skew 0.036 1956 148.07 Std.Dev. 34.111 M120 57.182 L3 0.697 L-Kur 0.064 1957 114.83 CV 0.240 M130 44.504 L4 1.246 1958 98.02 HazenS. 0.218 1959 111.04 250 1960 161.76 14018 RIVER BARROW @ ROYAL OAK 1961 83.08 EV1 1962 118.69 200 1963 95.83 1964 166.52 150 1965 177.97 winter peak 1966 160.19 summer peak 100 1967 147.98 AMF(m3/s) 1968 173.01 1969 121.31 50 1970 113.56 2 5 10 25 50 100 500 1971 124.64 1972 102.09 0 EV1 y 1973 183.86 -2-1 0 1 2 3 4 5 6 7 1974 150.23 250 1975 92.58 LO2 1976 138.49 200 1977 145.76 1978 145.76 1979 162.55 150 1980 107.94 1981 106.72 AMF(m3/s) 100 1982 135.65 1983 139.93 1984 151.73 50 2 5 10 25 50 100 500
BARROWCATCHMENT 1985 102.84 1986 148.73 0 1987 145.76 -6 -4 -2 0 2 4 6 8 1988 90.44 Logistic reduced variate 1989 216.07 2.4 1990 150.23 2.3 LogNormal 1991 97.66 1992 199.57 2.2 1993 151.73 2.1 1994 212.34 2 1995 150.23 1.9 1996 99.86 1.8 1997 178.80 log10(AMF) 1998 183.86 1.7 1999 165.72 1.6 2000 192.49 1.5 2 5 10 25 50 100 500 2001 151.73 2002 164.13 1.4 -3 -2 -1 0 1 2 3 4 2003 109.18 Normal N(0,1) y 2004 148.73 COMMENTS 1.Linear Score (subjective) :EV1=3, LO2=3, LN2=4 2.Shape Codes (subjective) :EV1=L2, LO2=S1, LN2=S1
*For Explanation of Scores and Codes see in Introductory Page 14019 RIVER BARROW @ LEVITSTOWN Annual Maximum Floods 1953 to 2004.(missing year '79) A1 A (km 2)= 1660.00 N= 51 Year AMF(m 3 /s) Moments PWM L-Moments 1953 115.30 Mean 103.456 M100 103.456 L1 103.456 L-Cv 0.136 1954 156.61 Median 102.408 M110 58.761 L2 14.066 L-Skew 0.092 1955 85.70 Std.Dev. 24.891 M120 41.733 L3 1.289 L-Kur 0.126 1956 102.41 CV 0.241 M130 32.604 L4 1.770 1957 116.24 HazenS. 0.613 1958 69.07 180 1959 115.31 14019 RIVER BARROW @ LEVITSTOWN 1960 136.15 160 EV1 1961 64.61 140 1962 64.08 120 1963 75.48 1964 124.22 100 winter peak summer peak 1965 123.40 80
1966 111.45 AMF(m3/s) 60 1967 121.38 1968 159.95 40 1969 95.97 20 2 5 10 25 50 100 500 1970 89.11 1971 77.56 0 EV1 y 1972 72.66 -2-1 0 1 2 3 4 5 6 7 1973 115.44 180 1974 115.44 LO2 160 1975 70.75 1976 98.17 140 1977 104.74 120 1978 93.57 100 1980 73.14 1981 83.21 80 AMF(m3/s) 1982 94.71 60 1983 97.01 40 1984 106.58 20 2 5 10 25 50 100 500
BARROWCATCHMENT 1985 92.44 1986 112.86 0 1987 109.06 -6 -4 -2 0 2 4 6 8 1988 82.09 Logistic reduced variate 1989 162.86 2.3 1990 109.06 LogNormal 1991 78.57 2.2 1992 149.42 2.1 1993 101.72 2 1994 143.36 1995 91.32 1.9 1996 68.79 1.8
1997 111.58 log10(AMF) 1.7 1998 110.95 1999 109.06 1.6 2000 114.14 1.5 2 5 10 25 50 100 500 2001 97.01 2002 133.14 1.4 -3 -2 -1 0 1 2 3 4 2003 73.62 Normal N(0,1) y 2004 95.85 COMMENTS 1.Linear Score (subjective) :EV1=3, LO2=3, LN2=4 2.Shape Codes (subjective) :EV1=D1, LO2=S2, LN2=S1
*For Explanation of Scores and Codes see in Introductory Page 16011 RIVER SUIR @ CLONMEL AM Floods 1953 to 2004 A1 A (km 2)= 2173.00 N= 52 Year AMF(m 3 /s) Moments PWM L-Moments 1953 182 Mean 234.519 M100 234.519 L1 234.519 L-Cv 0.172 1954 192 Median 223.000 M110 137.486 L2 40.454 L-Skew 0.089 1955 149 Std.Dev. 70.272 M120 99.000 L3 3.602 L-Kur 0.053 1956 272 CV 0.300 M130 77.841 L4 2.141 1957 179 HazenS. 0.423 1958 152 450 1959 167 16011 RIVER SUIR @ CLONMEL 1960 295 400 EV1 1961 122 350 1962 162 300 1963 216 1964 211 250 winter peak summer peak 1965 261 200
1966 146 AMF(m3/s) 150 1967 124 1968 298 100 1969 141 50 1970 138 0 1971 183 2 5 10 25 50 100 500 EV1 y 1972 221 -2-1 0 1 2 3 4 5 6 7 1973 267 450 1974 223 LO2 400 1975 245 1976 171 350 1977 273 300 1978 335 250 1979 255 1980 191 200 AMF(m3/s) 1981 257 150 1982 254 100
SUIR CATCHMENT 1983 299 1984 182 50 0 1985 287 2 5 10 25 50 100 500 1986 223 -6 -4 -2 0 2 4 6 8 1987 252 Logistic reduced variate 1988 309 2.8 1989 379 LogNormal 1990 189 2.6 1991 249 1992 176 2.4 1993 273 1994 352 2.2 1995 350 2
1996 306 log10(AMF) 1997 336 1.8 1998 264 1999 207 1.6 2000 389 2001 188 1.4 -3 -2 -1 0 1 2 3 4 2002 207 Normal N(0,1) y 2003 146 2004 350 COMMENTS 1.Linear Score (subjective) :EV1=3, LO2=2, LN2=3 2.Shape Codes (subjective) :EV1=U1, LO2=S1, LN2=S1 *For Explanation of Scores and Codes see in Introductory Page 25003 RIVER MULKEAR @ ABINGTON Annual Maximum Floods 1954 to 2004.(no missing year) A1 A (km 2)= 397.00 N= 51 Year AMF(m 3 /s) Moments PWM L-Moments 1954 76.99 Mean 69.450 M100 69.450 L1 69.450 L-Cv 0.083 1955 64.96 Median 68.977 M110 37.615 L2 5.780 L-Skew 0.002 1956 78.69 Std.Dev. 10.089 M120 26.041 L3 0.009 L-Kur 0.113 1957 68.71 CV 0.145 M130 19.998 L4 0.653 1958 63.39 HazenS. 0.049 1959 71.43 120 1960 83.87 25003 RIVER MULKEAR @ ABINGTON 1961 76.99 EV1 100 1962 60.27 1963 78.69 80 1964 86.81 1965 88.58 winter peak 60 1966 78.12 summer peak
1967 83.87 AMF(m3/s) 40 1968 92.79 1969 67.63 1970 61.30 20 2 5 10 25 50 100 500 1971 68.17 1972 68.98 0 EV1 y 1973 74.75 -2-1 0 1 2 3 4 5 6 7 1974 74.75 120 1975 73.08 LO2 1976 50.57 100 1977 70.34 1978 66.83 80 1979 70.88 1980 64.44 60 1981 53.73 AMF(m3/s) 1982 77.56 40 1983 83.87 1984 50.57 20 1985 77.56 2 5 10 25 50 100 500 MULKEAR CATCHMENT MULKEAR 1986 59.76 0 1987 58.99 -6 -4 -2 0 2 4 6 8 1988 48.90 Logistic reduced variate 1989 74.19 2.1 1990 58.74 LogNormal 1991 62.34 2 1992 67.36 1.9 1993 70.34 1.8 1994 77.84 1995 64.17 1.7 1996 67.09 1.6
1997 72.53 log10(AMF) 1.5 1998 72.25 1999 60.27 1.4 2000 76.43 1.3 2001 61.82 2 5 10 25 50 100 500 2002 54.72 1.2 -3 -2 -1 0 1 2 3 4 2003 58.23 Normal N(0,1) y 2004 66.83 COMMENTS 1.Linear Score (subjective) :EV1=2, LO2=4, LN2=5 2.Shape Codes (subjective) :EV1=L2, LO2=L1, LN2=L1
*For Explanation of Scores and Codes see in Introductory Page 25006 RIVER BROSNA @ FERBANE Annual Maximum Floods 1953 to 2004.(no missing year) A1 A (km 2)= 1207.00 N= 52 Year AMF(m 3 /s) Moments PWM L-Moments 1953 96.55 Mean 86.771 M100 86.771 L1 86.771 L-Cv 0.137 1954 147.21 Median 81.911 M110 49.316 L2 11.862 L-Skew 0.140 1955 78.34 Std.Dev. 21.478 M120 35.131 L3 1.660 L-Kur 0.183 1956 103.22 CV 0.248 M130 27.554 L4 2.171 1957 113.50 HazenS. 0.710 1958 76.86 160 1959 113.04 25006 RIVER BROSNA @ FERBANE 1960 118.11 140 EV1 1961 58.49 120 1962 69.02 1963 79.95 100 1964 114.03 winter peak 80 1965 100.24 summer peak
1966 120.21 AMF(m3/s) 60 1967 109.03 1968 137.21 40 1969 88.48 20 2 5 10 25 50 100 500 1970 68.04 1971 63.19 0 EV1 y 1972 37.59 -2-1 0 1 2 3 4 5 6 7 1973 84.61 160 1974 81.91 LO2 1975 49.82 140 1976 87.09 120 1977 73.30 1978 81.91 100 1979 76.61 80 1980 66.84 AMF(m3/s) 60 1981 75.18 1982 75.66 40 1983 87.84 20 1984 67.98 2 5 10 25 50 100 500 BROSNACATCHMENT 1985 79.24 0 1986 81.42 -6 -4 -2 0 2 4 6 8 1987 80.94 Logistic reduced variate 1988 61.48 2.4 1989 124.19 LogNormal 1990 72.83 2.2 1991 90.86 1992 92.13 2 1993 87.84 1994 115.78 1.8 1995 73.77
1996 62.81 log10(AMF) 1.6 1997 81.18 1998 75.66 1999 92.90 1.4 2 5 10 25 50 100 500 2000 89.35 2001 88.34 1.2 -3 -2 -1 0 1 2 3 4 2002 81.91 Normal N(0,1) y 2003 74.24 2004 104.11 COMMENTS 1.Linear Score (subjective) :EV1=4, LO2=3, LN2=4 2.Shape Codes (subjective) :EV1=L2, LO2=L2, LN2=S1 *For Explanation of Scores and Codes see in Introductory Page 25014 RIVER SILVER @ MILLBROOK BRIDGE Annual Maximum Floods 1951 to 2004.(no missing year) A1 A (km 2)= 165.00 N= 54 Year AMF(m 3 /s) Moments PWM L-Moments 1951 20.01 Mean 17.665 M100 17.665 L1 17.665 L-Cv 0.128 1952 11.10 Median 17.247 M110 9.962 L2 2.258 L-Skew 0.103 1953 16.76 Std.Dev. 3.975 M120 7.056 L3 0.233 L-Kur 0.125 1954 21.95 CV 0.225 M130 5.505 L4 0.283 1955 15.72 HazenS. 0.566 1956 19.85 30 1957 23.44 25014 RIVER SILVER @ MILLBROOK BRIDGE 1958 19.22 EV1 25 1959 23.94 1960 26.68 20 1961 15.86 1962 16.91 winter peak 15 1963 17.21 summer peak
1964 24.11 AMF(m3/s) 10 1965 21.95 1966 21.46 5 1967 19.69 2 5 10 25 50 100 500 1968 27.03 1969 24.28 0 EV1 y 1970 16.46 -2-1 0 1 2 3 4 5 6 7 1971 14.61 30 1972 15.93 LO2 1973 20.10 25 1974 18.16 1975 13.68 20 1976 16.78 1977 16.66 15 1978 17.41 AMF(m3/s) 1979 17.53 10 1980 17.28 1981 14.02 5 2 5 10 25 50 100 500 1982 18.80 0
OFFALYCATCHMENT 1983 14.02 1984 18.09 -6 -4 -2 0 2 4 6 8 1985 25.47 Logistic reduced variate 1986 19.15 1.5 1987 20.22 1.45 LogNormal 1988 17.74 1989 20.23 1.4 1990 12.20 1.35 1991 15.08 1.3 1992 15.56 1.25 1993 13.33 1.2 1994 19.57 log10(AMF) 1995 11.32 1.15 1996 14.37 1.1 1997 15.93 1.05 2 5 10 25 50 100 500 1998 13.33 1999 14.61 1 -3 -2 -1 0 1 2 3 4 2000 15.81 Normal N(0,1) y 2001 12.31 2002 11.05 2003 12.42 2004 17.53 COMMENTS 1.The 3rd and 4th highest flood come out as summer floods 2.Linear Score (subjective) :EV1=4, LO2=3, LN2=4 *For Explanation of Scores and Codes see in Introductory Page 3.Shape Codes (subjective) :EV1=L2, LO2=U1X, LN2=L2 25017 RIVER SHANNON @ BANAGHER Annual Maximum Floods 1950 to 2004.(no missing year) A1 A (km 2)= N/A N= 55 Year AMF(m 3 /s) Moments PWM L-Moments 1950 337.02 Mean 413.250 M100 413.250 L1 413.250 L-Cv 0.117 1951 430.53 Median 407.676 M110 230.827 L2 48.404 L-Skew 0.036 1952 267.95 Std.Dev. 84.092 M120 162.241 L3 1.735 L-Kur 0.081 1953 354.80 CV 0.203 M130 125.724 L4 3.926 1954 596.51 HazenS. 0.180 1955 283.79 700 1956 450.63 25017 RIVER SHANNON @ BANAGHER 1957 363.86 600 EV1 1958 342.90 1959 550.57 500 1960 457.43 1961 366.90 400 winter peak 1962 291.89 summer peak 300
1963 440.52 AMF(m3/s) 1964 506.49 200 1965 510.10 1966 369.96 100 2 5 10 25 50 100 500 1967 464.29 1968 499.33 0 EV1 y 1969 363.86 -2-1 0 1 2 3 4 5 6 7 1970 391.74 700 1971 289.18 LO2 1972 245.04 600 1973 391.74 500 1974 471.19 1975 305.64 400 1976 437.18 1977 345.85 300 AMF(m3/s) 1978 401.26 200 1979 457.43
1980 376.12 100 2 5 10 25 50 100 500 1981 394.90 1982 407.68 0 1983 457.43 -6 -4 -2 0 2 4 6 8 1984 348.82 Logistic reduced variate LW. SHANNON LW. CATCHMENT 1985 360.82 2.9 1986 460.85 LogNormal 1987 499.33 2.8 1988 325.43 2.7 1989 558.09 2.6 1990 481.65 1991 345.85 2.5 1992 398.07 2.4
1993 437.18 log10(AMF) 2.3 1994 550.57 1995 294.61 2.2 2 5 10 25 50 100 500 1996 437.18 2.1 1997 420.66 1998 430.53 2 -3 -2 -1 0 1 2 3 4 1999 565.67 Normal N(0,1) y 2000 478.15 2001 554.32 2002 339.95 2003 342.90 2004 476.40 COMMENTS 1.Convex upwards pattern leading to a flattening out at the upper end of the EV1 probability plot 2.Linear Score (subjective) :EV1=3, LO2=4, LN2=5 *For Explanation of Scores and Codes see in Introductory Page 3.Shape Codes (subjective) :EV1=D1, LO2=L2, LN2=L1 25023 RIVER LITTLE BROSNA @ MILLTOWN Annual Maximum Floods 1953 to 2004.(no missing year) A1 A (km 2)= 116.00 N= 52 Year AMF(m 3 /s) Moments PWM L-Moments 1953 10.49 Mean 12.143 M100 12.143 L1 12.143 L-Cv 0.163 1954 10.23 Median 11.221 M110 7.060 L2 1.976 L-Skew 0.142 1955 11.48 Std.Dev. 3.488 M120 5.082 L3 0.280 L-Kur 0.062 1956 10.05 CV 0.287 M130 4.001 L4 0.122 1957 8.46 HazenS. 0.571 1958 9.98 25 1959 9.98 25023 RIVER LITTLE BROSNA @ MILLTOWN 1960 11.02 EV1 1961 5.75 20 1962 9.72 1963 8.64 15 1964 9.47 winter peak 1965 6.57 summer peak 10 1966 9.30 AMF(m3/s) 1967 12.37 1968 17.55 5 1969 8.64 2 5 10 25 50 100 500 1970 9.47 1971 9.09 0 EV1 y 1972 9.57 -2-1 0 1 2 3 4 5 6 7 1973 20.05 25 1974 15.42 LO2 1975 11.09 20 1976 13.89 1977 13.11 1978 13.70 15 1979 10.91 1980 13.11 AMF(m3/s) 10 1981 11.53 1982 11.89 1983 15.95 5 2 5 10 25 50 100 500 1984 10.40 1985 16.82 0 1986 17.26 -6 -4 -2 0 2 4 6 8
LITTLEBROSNA CATCHMENT 1987 11.80 Logistic reduced variate 1988 7.58 1.4 1989 18.17 LogNormal 1990 9.90 1.3 1991 11.62 1992 7.73 1.2 1993 13.11 1994 18.40 1.1 1995 11.26
1996 16.17 log10(AMF) 1 1997 16.60 1998 15.93 1999 16.82 0.9 2 5 10 25 50 100 500 2000 17.71 2001 11.18 0.8 -3 -2 -1 0 1 2 3 4 2002 8.93 Normal N(0,1) y 2003 9.09 2004 16.49 COMMENTS 1.Considerable number of summer peaks 2.Linear Score (subjective) :EV1=2, LO2=2, LN2=2 *For Explanation of Scores and Codes see in Introductory Page 3.Shape Codes (subjective) :EV1=S2, LO2=S2, LN2=S1X 25025 RIVER BALLYFINBOY @ BALLYHOONEY Annual Maximum Floods '72 to '04.(missing years '83,84) A1 A (km 2)= 160.00 N= 31 Year AMF(m 3 /s) Moments PWM L-Moments 1972 6.04 Mean 10.155 M100 10.155 L1 10.155 L-Cv 0.167 1973 11.59 Median 10.175 M110 5.925 L2 1.695 L-Skew 0.083 1974 10.81 Std.Dev. 2.977 M120 4.256 L3 0.140 L-Kur 0.145 1975 6.04 CV 0.293 M130 3.349 L4 0.247 1976 8.44 HazenS. 0.572 1977 6.60 20 1978 11.20 18 25025 RIVER BALLYFINBOY @ BALLYHOONEY 1979 9.47 EV1 1980 7.80 16 1981 8.44 14 1982 10.43 12 1985 6.30 winter peak 10 1986 8.62 summer peak 8 1987 9.36 AMF(m3/s) 1988 4.79 6 1989 13.77 4 2 5 10 25 50 100 500 1990 8.04 2 1991 8.58 1992 7.86 0 EV1 y 1993 11.46 -2-1 0 1 2 3 4 5 6 7 1994 17.40 20 1995 10.18 18 LO2 1996 14.10 16 1997 11.36 1998 11.16 14 1999 15.10 12 2000 11.77 10 2001 12.29 AMF(m3/s) 8 2002 9.98 6 2003 10.37 4 2004 15.44 2 5 10 25 50 100 500 2 0
BALLYFINBOYCATCHMENT -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.3 LogNormal 1.2
1.1
1 log10(AMF) 0.9
0.8 2 5 10 25 50 100 500
0.7 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=5, LO2=4, LN2=4 2.Shape Codes (subjective) :EV1=L1, LO2=L2, LN2=L2
*For Explanation of Scores and Codes see in Introductory Page 25027 RIVER OLLATRIM @ GOURDEEN BRIDGE Annual Maximum Floods 1962 to 2004.(no missing years) A1 A (km 2)= 118.00 N= 43 Year AMF(m 3 /s) Moments PWM L-Moments 1962 29.62 Mean 23.323 M100 23.323 L1 23.323 L-Cv 0.158 1963 21.92 Median 22.095 M110 13.506 L2 3.689 L-Skew 0.046 1964 29.06 Std.Dev. 6.513 M120 9.647 L3 0.170 L-Kur 0.126 1965 18.55 CV 0.279 M130 7.556 L4 0.465 1966 27.40 HazenS. 0.268 1967 21.67 45 1968 40.46 25027 RIVER OLLATRIM @ GOURDEEN BRIDGE 1969 14.34 40 EV1 1970 19.49 35 1971 18.71 30 1972 14.49 1973 27.05 25 winter peak summer peak 1974 21.64 20
1975 8.53 AMF(m3/s) 15 1976 14.27 1977 21.64 10 2 5 10 25 50 100 500 1978 22.92 5 1979 18.85 1980 23.25 0 EV1 y 1981 15.61 -2-1 0 1 2 3 4 5 6 7 1982 19.89 45 1983 30.96 LO2 40 1984 12.64 1985 28.42 35 1986 22.10 30 1987 22.10 25 1988 22.35 1989 35.01 20 AMF(m3/s) 1990 19.98 15 1991 18.46 10 1992 18.89 2 5 10 25 50 100 500 5 NENAGHCATCHMENT 1993 25.80 1994 29.60 0 1995 25.31 -6 -4 -2 0 2 4 6 8 1996 30.92 Logistic reduced variate 1997 27.55 1.7 1998 30.39 LogNormal 1999 27.30 1.6 2000 33.62 1.5 2001 23.40 1.4 2002 20.20 2003 18.67 1.3 2004 29.86 1.2 log10(AMF) 1.1 1 2 5 10 25 50 100 500 0.9 0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=4, LO2=5, LN2=3 2.Shape Codes (subjective) :EV1=L2, LO2=L2, LN2=D1
*For Explanation of Scores and Codes see in Introductory Page 25030 RIVER GRANEY @ SCARRIFF BRIDGE Annual Maximum Floods 1957 to 2004.(no missing year) A1 A (km 2)= 279.00 N= 48 Year AMF(m 3 /s) Moments PWM L-Moments 1957 54.70 Mean 43.800 M100 43.800 L1 43.800 L-Cv 0.178 1958 18.35 Median 40.643 M110 25.804 L2 7.808 L-Skew 0.185 1959 87.04 Std.Dev. 14.090 M120 18.744 L3 1.443 L-Kur 0.132 1960 54.33 CV 0.322 M130 14.876 L4 1.028 1961 33.90 HazenS. 1.010 1962 23.57 100 1963 32.90 90 25030 RIVER GRANEY @ SCARRIFF BRIDGE 1964 68.18 EV1 1965 34.18 80 1966 44.41 70 1967 34.68 60 1968 71.12 winter peak 50 1969 37.64 summer peak 40 1970 32.30 AMF(m3/s) 1971 30.22 30 1972 28.88 20 1973 64.07 10 2 5 10 25 50 100 500 1974 56.37 1975 37.91 0 EV1 y 1976 29.72 -2-1 0 1 2 3 4 5 6 7 1977 41.03 100 1978 40.41 90 LO2 1979 40.97 80 1980 40.84 1981 32.12 70 1982 51.47 60 1983 37.05 50 1984 36.76 AMF(m3/s) 40 1985 31.82 30 1986 29.98 1987 47.87 20 2 5 10 25 50 100 500 1988 25.75 10 1989 58.41 0 1990 50.77 -6 -4 -2 0 2 4 6 8 Logistic reduced variate LOWER SHANNONLOWER CATCHMENT 1991 63.39 1992 32.13 2 1993 41.05 LogNormal 1994 62.13 1.8 1995 44.36 1996 42.48 1.6 1997 40.39 1998 40.44 1.4 1999 64.35
2000 46.56 log10(AMF) 1.2 2001 47.32 2002 35.85 2003 39.00 1 2 5 10 25 50 100 500 2004 63.26 0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=4, LO2=2, LN2=4 2.Shape Codes (subjective) :EV1=S1X, LO2=U1, LN2=L2
*For Explanation of Scores and Codes see in Introductory Page 25158 RIVER BILBOA @ CAPPAMORE Annual Maximum Floods 1981 to 1998.(no missing year) A1 A (km 2)= 116.00 N= 18 Year AMF(m 3 /s) Moments PWM L-Moments 1981 19.89 Mean 47.657 M100 47.657 L1 47.657 L-Cv 0.170 1982 75.09 Median 43.876 M110 27.883 L2 8.108 L-Skew 0.052 1983 62.32 Std.Dev. 14.055 M120 20.010 L3 0.421 L-Kur 0.129 1984 29.95 CV 0.295 M130 15.721 L4 1.049 1985 61.26 HazenS. 0.171 1986 40.68 1987 34.01 80 25158 RIVER BILBOA @ CAPPAMORE 1988 38.30 EV1 70 1989 41.27 1990 42.98 60 1991 48.31 50 1992 40.49 winter peak 1993 44.77 40 summer peak
1994 65.98 AMF(m3/s) 30 1995 42.00 1996 53.77 20 1997 53.86 10 1998 62.88 2 5 10 25 50 100 500 0 -2-1 0 1 2EV1 y 3 4 5 6 7
80 LO2 70
60
50
40 AMF(m3/s) 30
20
10 2 5 10 25 50 100 500 0 -6 -4 -2 0 2 4 6 8
LOWERSHANNON CATCHMENT Logistic reduced variate
2 LogNormal 1.8
1.6
1.4 log10(AMF) 1.2
1 2 5 10 25 50 100 500 0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=4, LO2=5, LN2=3 2.Shape Codes (subjective) :EV1=L2, LO2=L2, LN2=S1X 3. Presence of embankment: 80% of values within embankment and top 20% overflow embankment *For Explanation of Scores and Codes see in Introductory Page 26006 RIVER SUCK @ WILLSBROOK Annual Maximum Floods 1952 to 2004.(no missing year) A1 A (km 2)= 182.00 N= 53 Year AMF(m 3 /s) Moments PWM L-Moments 1952 16.24 Mean 26.566 M100 26.566 L1 26.566 L-Cv 0.152 1953 30.34 Median 24.227 M110 15.305 L2 4.045 L-Skew 0.397 1954 70.06 Std.Dev. 9.768 M120 11.146 L3 1.607 L-Kur 0.411 1955 14.62 CV 0.368 M130 8.947 L4 1.665 1956 22.43 HazenS. 3.869 1957 34.20 80 1958 24.53 26006 RIVER SUCK @ WILLSBROOK 1959 22.43 70 EV1 1960 21.42 60 1961 26.76 1962 17.67 50 1963 23.46 winter peak 40 1964 30.34 summer peak
1965 41.81 AMF(m3/s) 30 1966 18.56 1967 31.59 20 1968 68.66 10 1969 24.53 2 5 10 25 50 100 500 1970 23.46 0 EV1 y 1971 18.56 -2-1 0 1 2 3 4 5 6 7 1972 21.81 80 1973 26.78 LO2 1974 23.40 70 1975 21.81 60 1976 21.03 1977 25.28 50 1978 26.78 40 1979 24.23 AMF(m3/s) 30 1980 26.13 1981 20.65 20 1982 21.03 10 SUCK CATCHMENT SUCK 1983 21.42 2 5 10 25 50 100 500 1984 23.61 0 1985 27.45 -6 -4 -2 0 2 4 6 8 1986 23.81 Logistic reduced variate 1987 23.40 2 1988 22.60 LogNormal 1989 26.35 1.8 1990 29.02 1991 31.36 1.6 1992 26.35 1993 22.60 1.4 1994 23.40
1995 33.05 log10(AMF) 1.2 1996 22.60 1997 22.80 1998 25.06 1 2 5 10 25 50 100 500 1999 32.56 2000 23.61 0.8 -3 -2 -1 0 1 2 3 4 2001 25.92 Normal N(0,1) y 2002 24.85 2003 27.67 2004 27.89 COMMENTS 1.Two high outliers are observed 2.Linear Score (subjective) :EV1=1, LO2=1, LN2=1 *For Explanation of Scores and Codes see in Introductory Page 3.Shape Codes (subjective) :EV1=S2X, LO2=S2X, LN2=S2X 26007 RIVER SUCK @ BELLAGILL BRIDGE Annual Maximum Floods 1952 to 2004.(no missing year) A1 A (km 2)= 1184.00 N= 53 Year AMF(m 3 /s) Moments PWM L-Moments 1952 68.27 Mean 91.749 M100 91.749 L1 91.749 L-Cv 0.107 1953 76.02 Median 88.152 M110 50.789 L2 9.830 L-Skew 0.164 1954 136.51 Std.Dev. 17.787 M120 35.767 L3 1.616 L-Kur 0.157 1955 66.91 CV 0.194 M130 27.842 L4 1.544 1956 112.19 HazenS. 1.051 1957 115.26 180 1958 68.96 26007 RIVER SUCK @ BELLAGILL BRIDGE 1959 98.92 160 EV1 1960 87.17 140 1961 88.15 120 1962 82.71 1963 94.69 100 winter peak summer peak 1964 103.26 80
1965 110.67 AMF(m3/s) 60 1966 72.44 1967 107.73 40 1968 147.84 20 2 5 10 25 50 100 500 1969 90.58 1970 88.57 0 EV1 y 1971 61.61 -2-1 0 1 2 3 4 5 6 7 1972 71.74 180 1973 92.13 LO2 160 1974 93.48 1975 81.95 140 1976 76.75 120 1977 109.17 100 1978 79.70 1979 93.48 80 AMF(m3/s) 1980 78.96 60 1981 79.70 40 1982 88.15 20 SUCK CATCHMENT SUCK 1983 104.74 2 5 10 25 50 100 500 1984 85.00 0 1985 81.20 -6 -4 -2 0 2 4 6 8 1986 97.61 Logistic reduced variate 1987 86.56 2.4 1988 66.23 LogNormal 1989 119.96 2.2 1990 99.01 2 1991 81.20 1992 88.15 1.8 1993 85.00 1.6 1994 106.20
1995 83.47 log10(AMF) 1.4 1996 100.42 1997 87.34 1.2 1998 84.24 1 1999 123.16 2 5 10 25 50 100 500 2000 81.95 0.8 -3 -2 -1 0 1 2 3 4 2001 115.26 Normal N(0,1) y 2002 84.28 2003 73.32 2004 104.74 COMMENTS 1.Linear Score (subjective) :EV1=5, LO2=3, LN2=5 2.Shape Codes (subjective) :EV1=L1, LO2=U1, LN2=L1 *For Explanation of Scores and Codes see in Introductory Page 26008 RIVER RINN @ JOHNSTON'S BRIDGE Annual Maximum Floods 1955 to 2004.(missing years '74) A1 A (km 2)= 292.00 N= 49 Year AMF(m 3 /s) Moments PWM L-Moments 1955 17.29 Mean 23.677 M100 23.677 L1 23.677 L-Cv 0.103 1956 26.55 Median 22.944 M110 13.064 L2 2.451 L-Skew 0.193 1957 20.30 Std.Dev. 4.596 M120 9.197 L3 0.473 L-Kur 0.190 1958 18.50 CV 0.194 M130 7.164 L4 0.465 1959 17.12 HazenS. 1.492 1960 22.94 45 1961 24.12 26008 RIVER RINN @ JOHNSTON'S BRIDGE 1962 20.86 40 EV1 1963 25.94 35 1964 29.52 30 1965 41.02 1966 17.12 25 winter peak summer peak 1967 26.97 20
1968 33.55 AMF(m3/s) 15 1969 23.73 1970 21.79 10 1971 20.12 5 1972 15.62 2 5 10 25 50 100 500 1973 20.49 0 EV1 y 1975 21.04 -2-1 0 1 2 3 4 5 6 7 1976 20.86 45 1977 21.23 LO2 40 1978 22.37 1979 21.98 35 1980 21.04 30 1981 21.04 25 1982 20.36 1983 25.73 20 AMF(m3/s) 1984 23.73 15 1985 23.53 10 RINN CATCHMENT RINN 1986 21.61 5 1987 28.66 2 5 10 25 50 100 500 1988 23.73 0 1989 29.74 -6 -4 -2 0 2 4 6 8 1990 29.74 Logistic reduced variate 1991 21.23 1.7 1992 29.52 LogNormal 1993 20.67 1.6 1994 23.73 1.5 1995 24.92 1.4 1996 23.14 1997 22.94 1.3 1998 22.17 1.2
1999 29.74 log10(AMF) 1.1 2000 21.23 2001 27.60 1 2002 26.55 0.9 2 5 10 25 50 100 500 2003 20.67 2004 26.14 0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.One low outlier is observed 2.Linear Score (subjective) :EV1=3, LO2=3, LN2=2 3.Shape Codes (subjective) :EV1=s2, LO2=S2, LN2=S2 *For Explanation of Scores and Codes see in Introductory Page 26019 RIVER CAMLIN @ MULLAGH Annual Maximum Floods 1953 to 2004.( missing year '90) A1 A (km 2)= 260.00 N= 51 Year AMF(m 3 /s) Moments PWM L-Moments 1953 23.14 Mean 22.339 M100 22.339 L1 22.339 L-Cv 0.139 1954 36.68 Median 21.178 M110 12.719 L2 3.100 L-Skew 0.234 1955 20.36 Std.Dev. 5.639 M120 9.117 L3 0.725 L-Kur 0.121 1956 23.43 CV 0.252 M130 7.180 L4 0.375 1957 21.73 HazenS. 1.167 1958 16.47 45 1959 22.01 26019 RIVER CAMLIN @ MULLAGH 1960 24.01 40 EV1 1961 20.63 35 1962 22.57 30 1963 25.49 1964 32.85 25 winter peak summer peak 1965 26.40 20
1966 17.03 AMF(m3/s) 15 1967 29.22 1968 33.53 10 1969 24.31 5 1970 20.36 2 5 10 25 50 100 500 1971 19.56 0 EV1 y 1972 15.91 -2-1 0 1 2 3 4 5 6 7 1973 31.17 45 1974 24.90 LO2 40 1975 20.36 1976 21.18 35 1977 15.03 30 1978 18.77 25 1979 21.18 1980 18.53 20 AMF(m3/s) 1981 17.95 15 1982 21.18 10 1983 23.43
CAMLINCATCHMENT 5 1984 23.43 2 5 10 25 50 100 500 1985 27.02 0 1986 18.29 -6 -4 -2 0 2 4 6 8 1987 37.03 Logistic reduced variate 1988 18.64 1.7 1989 26.40 LogNormal 1991 14.60 1.6 1992 18.18 1.5 1993 16.24 1.4 1994 17.26 1995 17.72 1.3 1996 17.60 1.2
1997 17.14 log10(AMF) 1.1 1998 17.60 1999 31.84 1 2000 17.14 0.9 2 5 10 25 50 100 500 2001 22.57 2002 31.50 0.8 -3 -2 -1 0 1 2 3 4 2003 16.92 Normal N(0,1) y 2004 22.77 COMMENTS 1.Linear Score (subjective) :EV1=4, LO2=3, LN2=3 2.Shape Codes (subjective) :EV1=L2, LO2=S1, LN2=L2
*For Explanation of Scores and Codes see in Introductory Page 26020 RIVER CAMLIN @ ARGAR BRIDGE Annual Maximum Floods 1972 to 2004.( no missing year ) A1 A (km 2)= 128.00 N= 32 Year AMF(m 3 /s) Moments PWM L-Moments 1973 12.79 Mean 11.207 M100 11.207 L1 11.207 L-Cv 0.108 1974 13.77 Median 11.266 M110 6.207 L2 1.208 L-Skew 0.028 1975 8.51 Std.Dev. 2.080 M120 4.345 L3 0.033 L-Kur 0.075 1976 9.06 CV 0.186 M130 3.358 L4 0.090 1977 9.31 HazenS. 0.161 1978 8.67 18 1979 10.83 26020 RIVER CAMLIN @ ARGAR BRIDGE 1980 9.77 16 1981 8.27 14 1982 9.98 12 1983 10.69 1984 11.12 10 winter peak summer peak 1985 11.93 8
1986 10.12 AMF(m3/s) 6 1987 15.59 1988 10.69 4 2 5 10 25 50 100 500 1989 13.06 2 1990 13.92 1991 11.93 0 EV1 y 1992 14.31 -2-1 0 1 2 3 4 5 6 7 1993 11.49 18 1994 13.30 LO2 16 1995 12.38 1996 11.78 14 1997 11.78 12 1998 10.76 10 1999 14.55 2000 8.54 8 AMF(m3/s) 2001 12.42 6 2002 8.54 4 2003 7.37 2 5 10 25 50 100 500 CAMLINCATCHMENT 2004 11.41 2 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.3 LogNormal 1.2
1.1
1 log10(AMF) 0.9
0.8 2 5 10 25 50 100 500 0.7 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Convex upwards pattern leading to a flattening out at the upper end of the EV1 probability plot 2.Linear Score (subjective) :EV1=3, LO2=3, LN2=3 3.Shape Codes (subjective) :EV1=L2, LO2=S1, LN2=L2 *For Explanation of Scores and Codes see in Introductory Page 26059 RIVER INNY @ FINNEA BRIDGE AM Floods 1984 to 2001.( missing year '99) A1 A (km 2)= 249.00 N= 17 Year AMF(m 3 /s) Moments PWM L-Moments 1984 13.80 Mean 12.984 M100 12.984 L1 12.984 L-Cv 0.099 1985 12.00 Median 12.200 M110 7.133 L2 1.282 L-Skew 0.111 1986 12.00 Std.Dev. 2.305 M120 4.993 L3 0.143 L-Kur 0.175 1987 16.60 CV 0.178 M130 3.870 L4 0.224 1988 8.23 HazenS. 0.309 1989 15.80 20 1990 16.70 26059 RIVER INNY @ FINNEA BRIDGE 1991 10.70 18 1992 13.70 16 1993 16.50 14 1994 13.00 12 1995 11.90 winter peak 10 1996 12.20 summer peak 8 1997 12.20 AMF(m3/s) 1998 12.20 6 2000 11.40 4 2 5 10 25 50 100 500 2001 11.80 2 0 -2-1 0 1 2EV1 y 3 4 5 6 7
20 18 LO2 16 14 12 10
AMF(m3/s) 8 6
INNY CATCHMENT INNY 4 2 5 10 25 50 100 500 2 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.25 LogNormal 1.2 1.15 1.1 1.05 1 log10(AMF) 0.95 0.9 2 5 10 25 50 100 500 0.85 0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Convex upwards pattern leading to a flattening out at the upper end of the EV1 probability plot 2.Linear Score (subjective) :EV1=2, LO2=2, LN2=1 3.Shape Codes (subjective) :EV1=D1, LO2=D1, LN2=D2X *For Explanation of Scores and Codes see in Introductory Page 27002 RIVER FERGUS @ BALLYCOREY Annual Maximum Floods 1954 to 2004.(no missing year) A1 A (km 2)= 562.00 N= 51 Year AMF(m 3 /s) Moments PWM L-Moments 1954 39.56 Mean 34.221 M100 34.221 L1 34.221 L-Cv 0.122 1955 23.64 Median 32.600 M110 19.193 L2 4.165 L-Skew 0.181 1956 33.58 Std.Dev. 7.751 M120 13.615 L3 0.752 L-Kur 0.216 1957 31.85 CV 0.226 M130 10.662 L4 0.898 1958 21.29 HazenS. 1.365 1959 59.76 70 1960 39.08 27002 RIVER FERGUS @ BALLYCOREY 1961 32.42 60 EV1 1962 23.89 1963 31.28 50 1964 40.04 1965 32.13 40 winter peak 1966 28.77 summer peak 30
1967 33.00 AMF(m3/s) 1968 40.52 20 1969 30.71 1970 29.60 10 1971 25.56 2 5 10 25 50 100 500 1972 34.14 0 EV1 y 1973 34.87 -2-1 0 1 2 3 4 5 6 7 1974 42.06 70 1975 31.30 LO2 1976 25.38 60 1977 34.98 50 1978 27.00 1979 36.77 40 1980 30.28 1981 29.83 30 AMF(m3/s) 1982 34.66 20 1983 37.76 1984 26.71 CLARECATCHMENT 10 1985 29.68 2 5 10 25 50 100 500 1986 35.31 0 1987 33.86 -6 -4 -2 0 2 4 6 8 1988 25.70 Logistic reduced variate 1989 43.38 2 1990 39.77 LogNormal 1991 32.60 1.8 1992 31.51 1993 46.21 1.6 1994 53.59 1995 23.18 1.4 1996 30.89
1997 37.10 log10(AMF) 1.2 1998 36.61 1999 53.59 2000 35.79 1 2 5 10 25 50 100 500 2001 41.99 2002 31.20 0.8 -3 -2 -1 0 1 2 3 4 2003 28.77 Normal N(0,1) y 2004 32.13 COMMENTS 1.Linear Score (subjective) :EV1=4, LO2=2, LN2=4 2.Shape Codes (subjective) :EV1=L2, LO2=U1, LN2=L2
*For Explanation of Scores and Codes see in Introductory Page 29001 RIVER RAFORD @ RATHGORGIN Annual Maximum Floods '61-'04.( missing years 78,91-93) A1 A (km 2)= 119.00 N= 40 Year AMF(m 3 /s) Moments PWM L-Moments 1961 13.37 Mean 14.165 M100 14.165 L1 14.165 L-Cv 0.109 1962 11.68 Median 13.464 M110 7.852 L2 1.538 L-Skew 0.093 1963 13.37 Std.Dev. 2.691 M120 5.515 L3 0.144 L-Kur 0.096 1964 18.68 CV 0.190 M130 4.277 L4 0.148 1965 12.61 HazenS. 0.339 1966 12.23 25 1967 18.35 29001 RIVER RAFORD @ RATHGORGIN 1968 16.36 EV1 1969 12.14 20 1970 12.14 1971 12.42 15 1972 8.39 winter peak 1973 16.87 summer peak 10 1974 15.03 AMF(m3/s) 1975 11.23 1976 12.89 5 1977 15.74 2 5 10 25 50 100 500 1979 13.94 1980 13.08 0 EV1 y 1981 9.81 -2-1 0 1 2 3 4 5 6 7 1982 12.33 25 1983 15.74 LO2 1984 14.14 20 1985 13.37 1986 11.41 1987 10.69 15 1988 14.24 1989 16.56 AMF(m3/s) 10 1990 12.70 1994 19.66 1995 13.08 5 2 5 10 25 50 100 500 1996 15.03
LOUGHREACATCHMENT 1997 13.95 0 1998 16.46 -6 -4 -2 0 2 4 6 8 1999 17.08 Logistic reduced variate 2000 18.14 1.4 2001 17.50 LogNormal 2002 13.56 1.3 2003 11.41 2004 19.22 1.2
1.1 log10(AMF) 1
0.9 2 5 10 25 50 100 500 0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Convex upwards pattern leading to a flattening out at the upper end of the EV1 probability plot 2.Linear Score (subjective) :EV1=3, LO2=4, LN2=4 3.Shape Codes (subjective) :EV1=D1, LO2=S1, LN2=S1 *For Explanation of Scores and Codes see in Introductory Page 29011 RIVER DUNKELLIN @ KILCOLGAN BRIDGE Annual Maximum Floods 1983 to 2004.( no missing year ) A1 A (km 2)= N/A N= 22 Year AMF(m 3 /s) Moments PWM L-Moments 1983 26.21 Mean 31.941 M100 31.941 L1 31.941 L-Cv 0.145 1984 29.16 Median 28.892 M110 18.282 L2 4.623 L-Skew 0.410 1985 24.09 Std.Dev. 9.633 M120 13.274 L3 1.894 L-Kur 0.318 1986 29.01 CV 0.302 M130 10.612 L4 1.470 1987 26.21 HazenS. 3.374 1988 22.37 80 1989 40.61 29011 RIVER DUNKELLIN @ KILCOLGAN BRIDGE 1990 32.66 70 EV1 1991 28.40 60 1992 28.78 1993 28.03 50 1994 44.34 winter peak 40 1995 24.09 summer peak
1996 30.30 AMF(m3/s) 30 1997 28.40 1998 26.93 20 1999 39.81 10 2000 31.47 2 5 10 25 50 100 500 2001 33.67 0 EV1 y 2002 24.44 -2-1 0 1 2 3 4 5 6 7 2003 37.21 80 2004 66.52 LO2 70
60
50
40
AMF(m3/s) 30
20
10 2 5 10 25 50 100 500
LOUGHREACATCHMENT 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2 LogNormal 1.8
1.6
1.4 log10(AMF) 1.2
1 2 5 10 25 50 100 500 0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=2, LO2=2, LN2=2 2.Shape Codes (subjective) :EV1=D1, LO2=S1, LN2=S1
*For Explanation of Scores and Codes see in Introductory Page 31002 RIVER CASHLA @ CASHLA Annual Maximum Floods 1979 to 2004.( no missing year ) A1 A (km 2)= 72.00 N= 26 Year AMF(m 3 /s) Moments PWM L-Moments 1979 10.50 Mean 12.890 M100 12.890 L1 12.890 L-Cv 0.129 1980 11.50 Median 12.161 M110 7.278 L2 1.667 L-Skew 0.308 1981 9.57 Std.Dev. 3.138 M120 5.215 L3 0.513 L-Kur 0.178 1982 10.40 CV 0.243 M130 4.116 L4 0.297 1983 12.90 HazenS. 1.925 1984 14.10 25 1985 13.60 31002 RIVER CASHLA @ CASHLA 1986 10.70 EV1 1987 10.20 20 1988 10.80 1989 21.10 15 1990 17.70 winter peak 1991 14.30 summer peak 10 1992 11.30 AMF(m3/s) 1993 13.10 1994 13.20 5 1995 15.50 2 5 10 25 50 100 500 1996 10.10 1997 9.79 0 1998 12.60 -2-1 0 1 2EV1 y 3 4 5 6 7 1999 21.00 25 2000 15.20 LO2 2001 12.00 20 2002 12.30 2003 9.65 2004 12.02 15
AMF(m3/s) 10
5 2 5 10 25 50100 500 CASHLACATCHMENT
0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.4 LogNormal 1.3
1.2
1.1 log10(AMF) 1
0.9 2 5 10 25 50 100 500 0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=2, LO2=1, LN2=1 2.Shape Codes (subjective) :EV1=U2X, LO2=U2X, LN2=U2X
*For Explanation of Scores and Codes see in Introductory Page 33070 RIVER CARROWMORE L. @ CARROWMORE Annual Maximum Floods '75 to '04.( missing years '00,01) A1 A (km 2)= 90.00 N= 28 Year AMF(m 3 /s) Moments PWM L-Moments 1975 5.92 Mean 7.897 M100 7.897 L1 7.897 L-Cv 0.090 1976 7.79 Median 7.667 M110 4.305 L2 0.713 L-Skew 0.101 1977 8.95 Std.Dev. 1.299 M120 3.001 L3 0.072 L-Kur 0.183 1978 7.12 CV 0.164 M130 2.320 L4 0.130 1979 6.34 HazenS. 1.191 1980 6.55 14 1981 7.44 33070 RIVER CARROWMORE L. @ CARROWMORE 1982 7.25 12 EV1 1983 8.65 1984 9.01 10 1985 9.20 1986 9.44 8 winter peak 1987 7.36 summer peak 6
1988 8.24 AMF(m3/s) 1989 11.97 4 1990 8.40 1991 8.61 2 1992 7.43 2 5 10 25 50 100 500 1993 7.31 0 1994 7.99 -2-1 0 1 2EV1 y 3 4 5 6 7 1995 7.13 14 1996 7.54 LO2 1997 8.73 12 1998 7.85 10 1999 9.35 2002 5.67 8 2003 6.40 2004 7.49 6 AMF(m3/s)
4
2 2 5 10 25 50 100 500
OWENMORE CATCHMENT OWENMORE 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.2 LogNormal 1.1
1
0.9 log10(AMF) 0.8
0.7 2 5 10 25 50 100 500 0.6 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=4, LO2=3, LN2=4 2.Shape Codes (subjective) :EV1=L2X, LO2=L2X, LN2=L2X
*For Explanation of Scores and Codes see in Introductory Page 34018 RIVER CASTLEBAR @ TURLOUGH Annual Maximum Floods 1976 to 2002.(no missing years) A1 A (km 2)= 93.00 N= 27 Year AMF(m 3 /s) Moments PWM L-Moments 1976 8.64 Mean 11.496 M100 11.496 L1 11.496 L-Cv 0.114 1977 9.97 Median 11.278 M110 6.405 L2 1.314 L-Skew 0.177 1978 9.11 Std.Dev. 2.312 M120 4.528 L3 0.233 L-Kur 0.033 1979 8.87 CV 0.201 M130 3.526 L4 0.043 1980 13.24 HazenS. 0.928 1981 9.35 20 1982 11.41 34018 RIVER CASTLEBAR @ TURLOUGH 18 1983 11.28 EV1 1984 11.82 16 1985 8.76 14 1986 12.38 12 1987 11.14 10 winter peak 1988 9.35 8 1989 17.33 AMF(m3/s) 1990 14.44 6 1991 9.23 4 1992 9.90 2 2 5 10 25 50 100 500 1993 9.97 1994 12.24 0 1995 10.10 -2-1 0 1 2EV1 y 3 4 5 6 7 1996 9.60 20 1997 13.98 18 LO2 1998 14.59 16 1999 14.90 2000 14.29 14 2001 11.96 12 2002 12.52 10
AMF(m3/s) 8 6
MOY CATCHMENT MOY 4 2 2 5 10 25 50 100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.3 LogNormal 1.2
1.1
1
0.9 log10(AMF) 0.8
0.7 2 5 10 25 50 100 500 0.6 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=4, LO2=3, LN2=3 2.Shape Codes (subjective) :EV1=L2, LO2=U1, LN2=U1
*For Explanation of Scores and Codes see in Introductory Page 36010 RIVER ANNALEE @ BUTLERS BRIDGE Annual Maximum Floods 1955 to 2004.(no missing years) A1 A (km 2)= 774.00 N= 50 Year AMF(m 3 /s) Moments PWM L-Moments 1955 46.01 Mean 66.559 M100 66.559 L1 66.559 L-Cv 0.118 1956 70.90 Median 66.798 M110 37.218 L2 7.877 L-Skew 0.147 1957 56.12 Std.Dev. 14.532 M120 26.318 L3 1.156 L-Kur 0.218 1958 61.62 CV 0.218 M130 20.559 L4 1.718 1959 67.94 HazenS. 1.053 1960 67.35 120 1961 67.35 36010 RIVER ANNALEE @ BUTLERS BRIDGE 1962 58.84 EV1 100 1963 77.62 1964 98.01 80 1965 98.71 1966 73.92 winter peak 60 1967 75.15 summer peak
1968 66.77 AMF(m3/s) 40 1969 60.50 1970 39.62 1971 47.30 20 2 5 10 25 50 100 500 1972 46.80 1973 60.72 0 1974 56.87 -2-1 0 1 2EV1 y 3 4 5 6 7 1975 45.03 120 1976 57.42 LO2 1977 48.50 100 1978 67.59 1979 56.33 80 1980 62.69 1981 68.47 60 1982 61.00 AMF(m3/s) 1983 73.56 40 1984 52.61
ERNE CATCHMENT ERNE 1985 58.51 20 1986 59.45 2 5 10 25 50 100 500 1987 102.28 0 1988 63.37 -6 -4 -2 0 2 4 6 8 1989 77.06 Logistic reduced variate 1990 76.44 2.2 1991 76.44 LogNormal 1992 66.83 2 1993 67.76 1994 66.88 1.8 1995 106.62 1996 60.06 1.6 1997 61.17
1998 60.06 log10(AMF) 1999 69.83 1.4 2000 70.42 2001 69.23 1.2 2002 78.37 2 5 10 25 50 100 500 2003 52.51 1 -3 -2 -1 0 1 2 3 4 2004 93.36 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=4, LO2=3, LN2=4 2.Shape Codes (subjective) :EV1=S1X, LO2=S1X, LN2=S1X *For Explanation of Scores and Codes see in Introductory Page 36012 RIVER ERNE @ SALLAGHAN Annual Maximum Floods 1956 to 2002.(no missing years) A1 A (km 2)= 263.00 N= 47 Year AMF(m 3 /s) Moments PWM L-Moments 1956 15.07 Mean 14.216 M100 14.216 L1 14.216 L-Cv 0.129 1957 10.00 Median 14.116 M110 8.027 L2 1.838 L-Skew 0.034 1958 9.43 Std.Dev. 3.193 M120 5.668 L3 0.063 L-Kur 0.096 1959 14.52 CV 0.225 M130 4.406 L4 0.177 1960 13.05 HazenS. 0.212 1961 12.54 25 1962 10.58 36012 RIVER ERNE @ SALLAGHAN 1963 16.06 EV1 1964 18.44 20 1965 17.83
1966 13.31 15 1967 15.92 winter peak 1968 13.71 summer peak 10 1969 12.79 AMF(m3/s) 1970 11.17 1971 8.35 5 1972 8.14 2 5 10 25 50 100 500 1973 10.37 1974 17.23 0 1975 17.23 -2-1 0 1 2EV1 y 3 4 5 6 7 1976 15.35 25 1977 11.83 LO2 1978 12.31 20 1979 14.12 1980 13.35 1981 11.73 15 1982 13.05 1983 13.33 AMF(m3/s) 10 1984 12.77 1985 10.12 5
ERNE CATCHMENT ERNE 1986 15.35 2 5 10 25 50 100 500 1987 14.74 1988 10.22 0 1989 17.83 -6 -4 -2 0 2 4 6 8 1990 19.49 Logistic reduced variate 1991 11.03 1.4 1992 16.06 LogNormal 1993 15.49 1.3 1994 17.83 1995 12.51 1.2 1996 14.93 1997 16.03 1.1 1998 14.80 1
1999 21.63 log10(AMF) 2000 17.23 0.9 2001 20.48 2002 18.75 0.8 2 5 10 25 50 100 500 0.7 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=3, LO2=4, LN2=3 2.Shape Codes (subjective) :EV1=D1, LO2=L2, LN2=L2 *For Explanation of Scores and Codes see in Introductory Page 36015 RIVER FINN @ ANLORE Annual Maximum Floods 1972 to 2004.(no missing years) A1 A (km 2)= 175.00 N= 33 Year AMF(m 3 /s) Moments PWM L-Moments 1972 19.87 Mean 23.140 M100 23.140 L1 23.140 L-Cv 0.159 1973 18.60 Median 22.078 M110 13.414 L2 3.687 L-Skew 0.325 1974 17.37 Std.Dev. 7.481 M120 9.757 L3 1.197 L-Kur 0.299 1975 15.17 CV 0.323 M130 7.799 L4 1.103 1976 19.72 HazenS. 2.616 1977 14.83 60 1978 25.87 36015 RIVER FINN @ ANLORE 1979 21.48 EV1 50 1980 27.71 1981 22.08 40 1982 23.31 1983 22.84 winter peak 30 1984 18.32 summer peak
1985 19.16 AMF(m3/s) 20 1986 14.68 1987 49.99 1988 16.19 10 2 5 10 25 50 100 500 1989 18.88 1990 22.69 0 1991 43.30 -2-1 0 1 2EV1 y 3 4 5 6 7 1992 22.84 60 1993 21.48 LO2 1994 22.69 50 1995 31.41 1996 18.32 40 1997 18.05 1998 20.59 30 1999 22.38 AMF(m3/s) 2000 23.31 20 2001 28.92 2002 26.20 10 2003 23.62 2 5 10 25 50 100 500 2004 31.77 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
LOWER LOUGHERNELOWER CATCHMENT 1.9 LogNormal 1.7
1.5
1.3 log10(AMF) 1.1
0.9 2 5 10 25 50 100 500 0.7 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Highoutliers are observed 2.Linear Score (subjective) :EV1=2, LO2=2, LN2=2 3.Shape Codes (subjective) :EV1=U2, LO2=U2, LN2=U1 *For Explanation of Scores and Codes see in Introductory Page 36018 RIVER DRONMORE @ ASHFIELD BRIDGE Annual Maximum Floods 1955 to 2004.(no missing years) A1 A (km 2)= 233.00 N= 50 Year AMF(m 3 /s) Moments PWM L-Moments 1955 10.23 Mean 15.842 M100 15.842 L1 15.842 L-Cv 0.104 1956 18.33 Median 16.248 M110 8.748 L2 1.653 L-Skew 0.045 1957 13.02 Std.Dev. 2.912 M120 6.120 L3 0.074 L-Kur 0.100 1958 16.25 CV 0.184 M130 4.731 L4 0.165 1959 16.25 HazenS. 0.433 1960 16.25 30 1961 16.70 36018 RIVER DRONMORE @ ASHFIELD BRIDGE 1962 14.06 25 EV1 1963 16.70 1964 19.05 20 1965 19.17 1966 14.06 winter peak 15 1967 16.70 summer peak
1968 12.62 AMF(m3/s) 10 1969 16.25 1970 11.53 1971 12.52 5 2 5 10 25 50 100 500 1972 12.62 1973 13.85 0 EV1 y 1974 17.63 -2-1 0 1 2 3 4 5 6 7 1975 10.86 30 1976 15.36 LO2 1977 12.22 25 1978 17.16 1979 12.42 20 1980 14.70 1981 15.36 15 1982 12.02 AMF(m3/s) 1983 17.39 10 1984 13.02
ERNE CATCHMENT ERNE 1985 14.27 5 1986 16.70 2 5 10 25 50 100 500 1987 19.66 0 1988 13.64 -6 -4 -2 0 2 4 6 8 1989 16.70 Logistic reduced variate 1990 18.57 1.5 1991 20.28 LogNormal 1992 13.85 1.4 1993 19.29 1994 16.25 1.3 1995 24.43 1996 14.27 1.2 1997 14.06 1.1
1998 17.16 log10(AMF) 1999 18.57 1 2000 17.63 2001 17.16 0.9 2002 20.53 2 5 10 25 50 100 500 2003 14.49 0.8 -3 -2 -1 0 1 2 3 4 2004 20.28 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=4, LO2=4, LN2=4 2.Shape Codes (subjective) :EV1=L2, LO2=L2, LN2=L2
*For Explanation of Scores and Codes see in Introductory Page
Appendix 4A2
6031 RIVER FLURRY @ CURRALHIR Annual Maximum Floods 1977 to 1995.( missing year '90) A2 A (km 2)= 45.30 N= 18 Year AMF(m 3 /s) Moments PWM L-Moments 1977 8.33 Mean 13.584 M100 13.584 L1 13.584 L-Cv 0.258 1978 14.10 Median 11.700 M110 8.547 L2 3.510 L-Skew 0.392 1979 6.41 Std.Dev. 7.056 M120 6.512 L3 1.376 L-Kur 0.317 1980 35.80 CV 0.519 M130 5.375 L4 1.112 1981 18.10 HazenS. 3.116 1982 11.10 40 1983 12.80 6031 RIVER FLURRY @ CURRALHIR 1984 24.40 35 EV1 1985 14.50 30 1986 9.88 1987 9.65 25 1988 12.30 winter peak 20 1989 6.96 summer peak
1991 14.54 AMF(m3/s) 15 1992 9.36 1993 16.45 10 1994 10.13 5 2 5 10 25 50 100 500 1995 9.72 0 -2-1 0 1 2EV1 y 3 4 5 6 7
40 LO2 35
30
25
20
AMF(m3/s) 15
10
5 2 5 10 25 50 100 500
0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate BALLYMASGANLANCATCHMENT 1.8 LogNormal 1.6
1.4
1.2 log10(AMF) 1
0.8 2 5 10 25 50 100 500 0.6 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.One high-outlier is observed 2.Linear Score (subjective) :EV1=2, LO2=2, LN2=3 3.Shape Codes (subjective) :EV1=U2, LO2=U2, LN2=U2 *For Explanation of Scores and Codes see in Introductory Page 7006 RIVER MOYNALTY @ FYANSTOWN Annual Maximum Floods 1986 to 2004.(no missing years) A2 A (km 2)= 176.00 N= 19 Year AMF(m 3 /s) Moments PWM L-Moments 1986 15.67 Mean 26.726 M100 26.726 L1 26.726 L-Cv 0.117 1987 28.29 Median 27.933 M110 14.933 L2 3.140 L-Skew -0.205 1988 25.18 Std.Dev. 5.493 M120 10.371 L3 -0.642 L-Kur 0.074 1989 30.46 CV 0.206 M130 7.945 L4 0.232 1990 30.64 HazenS. -1.088 1991 26.54 40 1992 27.93 7006 RIVER MOYNALTY @ FYANSTOWN 1993 34.05 35 EV1 1994 30.46 '93 30 '00 '04 '95 winter peak 1995 32.51 summer peak 1996 23.36 25 1997 20.69 20 1998 24.18
1999 20.08 AMF(m3/s) 15 2000 31.95 2001 27.06 10 2002 30.27 5 2 5 10 25 50 100 500 2003 16.07 2004 32.42 0 -2-1 0 1 2EV1 y 3 4 5 6 7
40 LO2 35
30
25
20
AMF(m3/s) 15
10
BOYNE CATCHMENT BOYNE 5 2 5 10 25 50 100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.6 LogNormal 1.5
1.4
1.3 log10(AMF) 1.2
1.1 2 5 10 25 50 100 500 1 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Convex upwards pattern leading to a flattening out at the upper end of the probability plot 2.Linear Score (subjective) :EV1=2, LO2=3, LN2=2 3.Shape Codes (subjective) :EV1=D2, LO2=D1, LN2=D2 *For Explanation of Scores and Codes see in Introductory Page 7033 RIVER BLACKWATER @ VIRGINIA HATCHERY Annual Maximum Floods 1980 to 2004.(no missing years) A2 A (km 2)= 129.00 N= 25 Year AMF(m 3 /s) Moments PWM L-Moments 1980 10.18 Mean 14.934 M100 14.934 L1 14.934 L-Cv 0.129 1981 8.79 Median 14.621 M110 8.431 L2 1.927 L-Skew 0.162 1982 18.71 Std.Dev. 3.622 M120 5.994 L3 0.312 L-Kur 0.272 1983 10.48 CV 0.242 M130 4.705 L4 0.524 1984 12.60 HazenS. 1.739 1985 13.83 30 1986 15.93 7033 RIVER BLACKWATER @ VIRGINIA HATCHERY 1987 14.62 EV1 25 1988 20.56 1989 14.52 20 1990 18.35 1991 16.61 winter peak 15 1992 16.44 summer peak
1993 12.45 AMF(m3/s) 10 1994 12.75 1995 16.17 1996 12.90 5 2 5 10 25 50 100 500 1997 13.83 1998 12.31 0 EV1 y 1999 13.27 -2-1 0 1 2 3 4 5 6 7 2000 15.67 30 2001 14.94 LO2 2002 15.27 25 2003 15.60 2004 26.58 20
15 AMF(m3/s) 10
5 BOYNE CATCHMENT BOYNE 2 5 10 25 50 100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.5 LogNormal 1.4
1.3
1.2
1.1
1 log10(AMF) 0.9
0.8
0.7 2 5 10 25 50 100 500 0.6 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=4, LO2=3, LN2=3 2.Shape Codes (subjective) :EV1=S1, LO2=U1, LN2=S1
*For Explanation of Scores and Codes see in Introductory Page 8005 RIVER SLUICE @ KINSALEY HALL Annual Maximum Floods 1983 to 2000.(no missing years) A2 A (km 2)= 10.10 N= 18 Year AMF(m 3 /s) Moments PWM L-Moments 1983 0.68 Mean 3.037 M100 3.037 L1 3.037 L-Cv 0.378 1984 2.00 Median 2.495 M110 2.092 L2 1.147 L-Skew 0.228 1985 5.26 Std.Dev. 2.058 M120 1.629 L3 0.261 L-Kur 0.189 1986 2.68 CV 0.678 M130 1.351 L4 0.217 1987 4.19 HazenS. 1.537 1988 0.86 9 1989 2.16 8005 RIVER SLUICE @ KINSALEY HALL 1990 2.19 8 1991 1.49 7 1992 7.12 6 1993 3.29 1994 0.33 5 winter peak summer peak 1995 2.31 4
1996 3.22 AMF(m3/s) 3 1997 3.58 1998 3.86 2 2 5 10 25 50 100 500 1999 1.63 1 2000 7.81 0 -2-1 0 1 2EV1 y 3 4 5 6 7
9 LO2 8 7 6 5 4 AMF(m3/s) 3 2 2 5 10 25 50 100 500 1 COASTALCATCHMENT 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1 0.9 LogNormal 0.8 0.7 0.6 0.5 0.4 log10(AMF) 0.3 0.2 0.1 2 5 10 25 50 100 500 0 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=4, LO2=3, LN2=5 2.Shape Codes (subjective) :EV1=L2, LO2=U1, LN2=L1
*For Explanation of Scores and Codes see in Introductory Page 8008 RIVER BROADMEADOW @ BROADMEADOW Annual Maximum Floods '78 to '04.( missing year '81,88) A2 A (km 2)= 110.00 N= 25 Year AMF(m 3 /s) Moments PWM L-Moments 1978 72.27 Mean 44.550 M100 44.550 L1 44.550 L-Cv 0.342 1979 104.71 Median 40.898 M110 29.884 L2 15.218 L-Skew 0.279 1980 24.69 Std.Dev. 28.176 M120 23.166 L3 4.243 L-Kur 0.161 1982 54.14 CV 0.632 M130 19.168 L4 2.444 1983 24.00 HazenS. 1.738 1984 41.84 140 1985 69.67 8008 RIVER BROADMEADOW @ BROADMEADOW 1986 41.84 120 EV1 1987 20.13 1989 23.67 100 1990 34.67 1991 40.90 80 winter peak 1992 69.67 summer peak 60
1993 43.76 AMF(m3/s) 1994 42.79 40 1995 22.67 1996 18.93 20 1997 22.02 2 5 10 25 50 100 500 1998 51.96 0 EV1 y 1999 11.73 -2-1 0 1 2 3 4 5 6 7 2000 74.92 140 2001 28.29 LO2 2002 123.69 120 2003 11.73 100 2004 39.06 80
60 AMF(m3/s)
40
20 2 5 10 25 50 100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2.2
BROADMEADOWCATCHMENT WARD & LogNormal 2
1.8
1.6
1.4
log10(AMF) 1.2
1
0.8 2 5 10 25 50 100 500 0.6 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=4, LO2=2, LN2=4 2.Shape Codes (subjective) :EV1=L2, LO2=U1, LN2=L2
*For Explanation of Scores and Codes see in Introductory Page 12001 RIVER Slaney @ Scarawalsh Annual Maximum Floods 1955 to 2004.(no missing years) A2 A (km 2)= 1036.00 N= 50 Year AMF(m 3 /s) Moments PWM L-Moments 1955 107.00 Mean 169.500 M100 169.500 L1 169.500 L-Cv 0.194 1956 202.00 Median 157.000 M110 101.195 L2 32.890 L-Skew 0.176 1957 227.00 Std.Dev. 61.599 M120 73.908 L3 5.776 L-Kur 0.171 1958 158.00 CV 0.363 M130 58.901 L4 5.636 1959 146.00 HazenS. 1.595 1960 246.00 450 1961 139.00 12001 RIVER Slaney @ Scarawalsh 1962 180.00 400 EV1 1963 166.00 350 1964 158.00 300 1965 399.00 1966 166.00 250 winter peak summer peak 1967 107.00 200
1968 153.00 AMF(m3/s) 150 1969 156.00 1970 93.20 100 1971 190.00 50 2 5 10 25 50 100 500 1972 87.90 1973 132.00 0 EV1 y 1974 134.00 -2-1 0 1 2 3 4 5 6 7 1975 75.00 450 1976 134.00 LO2 400 1977 203.00 1978 225.00 350 1979 196.00 300 1980 137.00 250 1981 161.00 1982 134.00 200 AMF(m3/s) 1983 122.00 150 1984 155.00 100
Slaney CATCHMENT Slaney 1985 225.00 1986 151.00 50 2 5 10 25 50 100 500 1987 167.00 0 1988 151.00 -6 -4 -2 0 2 4 6 8 1989 116.00 Logistic reduced variate 1990 81.90 2.7 1991 117.00 LogNormal 1992 205.00 2.5 1993 189.00 2.3 1994 227.00 2.1 1995 205.00 1996 153.00 1.9 1997 241.00 1.7
1998 215.00 log10(AMF) 1999 101.00 1.5 2000 338.00 1.3 2001 121.00 1.1 2002 221.00 2 5 10 25 50 100 500 2003 116.00 0.9 -3 -2 -1 0 1 2 3 4 2004 245.00 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=4, LO2=2, LN2=3 2.Shape Codes (subjective) :EV1=L2, LO2=U1, LN2=L2 *For Explanation of Scores and Codes see in Introductory Page 14005 RIVER BARROW @ PORTARLINGTON Annual Maximum Floods '55 to '04.( missing year '69,77) A2 A (km 2)= 398.00 N= 48 Year AMF(m 3 /s) Moments PWM L-Moments 1955 32.58 Mean 40.812 M100 40.812 L1 40.812 L-Cv 0.149 1956 48.37 Median 38.266 M110 23.444 L2 6.076 L-Skew 0.291 1957 50.88 Std.Dev. 11.827 M120 16.936 L3 1.767 L-Kur 0.222 1958 37.42 CV 0.290 M130 13.446 L4 1.352 1959 56.13 HazenS. 2.011 1960 57.76 100 1961 32.97 14005 RIVER BARROW @ PORTARLINGTON 90 1962 40.44 EV1 1963 40.00 80 1964 59.99 70 1965 48.37 60 1966 52.42 winter peak 50 1967 52.94 summer peak 40 1968 80.42 AMF(m3/s) 1970 34.95 30 1971 44.06 20 1972 32.97 10 1973 45.00 2 5 10 25 50 100 500 1974 38.69 0 EV1 y 1975 32.58 -2-1 0 1 2 3 4 5 6 7 1976 32.58 100 1978 37.84 90 LO2 1979 35.35 80 1980 37.42 1981 30.69 70 1982 39.56 60 1983 38.27 50 1984 38.69 AMF(m3/s) 40 1985 45.95 30 1986 40.44 1987 38.69 20 10 BARROWCATCHMENT 1988 37.00 2 5 10 25 50 100 500 1989 80.42 0 1990 39.56 -6 -4 -2 0 2 4 6 8 1991 27.45 Logistic reduced variate 1992 28.09 2 1993 35.76 1.9 LogNormal 1994 52.94 1995 28.09 1.8 1996 26.07 1.7 1997 34.55 1.6 1998 29.95 1.5 1999 36.17 1.4 2000 38.27 log10(AMF) 2001 32.20 1.3 2002 29.95 1.2 2003 28.09 1.1 2004 40.00 2 5 10 25 50 100 500 1 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.High-outliers are observed 2.Linear Score (subjective) :EV1=3, LO2=2, LN2=2 3.Shape Codes (subjective) :EV1=L2, LO2=U1, LN2=U1 *For Explanation of Scores and Codes see in Introductory Page 14009 RIVER CUSHINA @ CUSHINA Annual Maximum Floods 1980 to 2004.(no missing years) A2 A (km 2)= 68.00 N= 25 Year AMF(m 3 /s) Moments PWM L-Moments 1980 7.46 Mean 6.688 M100 6.688 L1 6.688 L-Cv 0.125 1981 6.88 Median 6.790 M110 3.762 L2 0.836 L-Skew 0.136 1982 8.00 Std.Dev. 1.550 M120 2.666 L3 0.114 L-Kur 0.242 1983 6.15 CV 0.232 M130 2.087 L4 0.202 1984 7.23 HazenS. 1.420 1985 7.50 14 1986 6.79 14009 RIVER CUSHINA @ CUSHINA 1987 5.32 12 EV1 1988 4.88 1989 11.19 10 1990 5.89 1991 6.92 8 winter peak 1992 7.73 summer peak 6
1993 5.64 AMF(m3/s) 1994 9.92 4 1995 6.23 1996 6.83 2 1997 6.06 2 5 10 25 50 100 500 1998 6.66 0 EV1 y 1999 5.08 -2-1 0 1 2 3 4 5 6 7 2000 7.10 14 2001 5.32 LO2 2002 5.32 12 2003 3.86 10 2004 7.23 8
6 AMF(m3/s)
4
2
BARROWCATCHMENT 2 5 10 25 50 100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.1 LogNormal 1
0.9
0.8
0.7 log10(AMF)
0.6
0.5 2 5 10 25 50 100 500 0.4 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=4, LO2=3, LN2=4 2.Shape Codes (subjective) :EV1=S1, LO2=U1, LN2=S1
*For Explanation of Scores and Codes see in Introductory Page 14013 RIVER BURRIN @ BALLINACARRIG Annual Maximum Floods 1955 to 2004.( no missing year ) A2 A (km 2)= 154.00 N= 50 Year AMF(m 3 /s) Moments PWM L-Moments 1955 12.22 Mean 16.537 M100 16.537 L1 16.537 L-Cv 0.151 1956 20.34 Median 16.048 M110 9.520 L2 2.504 L-Skew 0.071 1957 16.81 Std.Dev. 4.343 M120 6.794 L3 0.179 L-Kur 0.059 1958 20.92 CV 0.263 M130 5.313 L4 0.147 1959 13.94 HazenS. 0.365 1960 21.21 30 1961 13.06 14013 RIVER BURRIN @ BALLINACARRIG 1962 26.32 EV1 25 1963 15.81 1964 16.31 20 1965 24.65 1966 22.12 winter peak 15 1967 15.09 summer peak
1968 24.65 AMF(m3/s) 10 1969 12.01 1970 11.81 1971 18.65 5 2 5 10 25 50 100 500 1972 18.65 1973 20.05 0 EV1 y 1974 12.42 -2-1 0 1 2 3 4 5 6 7 1975 10.37 30 1976 14.14 LO2 1977 17.16 25 1978 16.64 1979 19.08 20 1980 13.01 1981 15.96 15 1982 14.63 AMF(m3/s) 1983 14.14 10 1984 11.43 1985 16.13 5
BARROWCATCHMENT 1986 15.29 2 5 10 25 50 100 500 1987 15.29 0 1988 16.47 -6 -4 -2 0 2 4 6 8 1989 15.29 Logistic reduced variate 1990 11.74 1.5 1991 10.52 LogNormal 1992 19.08 1.4 1993 19.61 1994 20.51 1.3 1995 21.60 1996 10.22 1.2 1997 19.97 1.1
1998 22.15 log10(AMF) 1999 10.22 1 2000 18.90 2001 10.82 0.9 2002 15.63 2 5 10 25 50 100 500 2003 9.62 0.8 -3 -2 -1 0 1 2 3 4 2004 24.20 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=4, LO2=3, LN2=4 2.Shape Codes (subjective) :EV1=S1, LO2=S2, LN2=S1
*For Explanation of Scores and Codes see in Introductory Page 14029 RIVER BARROW @ GRAIGUENAMANAGH AMF 1945 to 2004.( missing year '72-77,87,88,92-95 ) A2 A (km 2)= 2762.00 N= 47 Year AMF(m 3 /s) Moments PWM L-Moments 1945 206.21 Mean 162.543 M100 162.543 L1 162.543 L-Cv 0.078 1946 188.58 Median 160.745 M110 87.598 L2 12.654 L-Skew 0.058 1947 200.23 Std.Dev. 21.983 M120 60.631 L3 0.739 L-Kur 0.067 1948 187.46 CV 0.135 M130 46.557 L4 0.852 1949 147.34 HazenS. 0.184 1950 156.94 250 1951 167.48 14029 RIVER BARROW @ GRAIGUENAMANAGH 1952 145.49 EV1 1953 147.96 200 1954 190.15 1955 141.70 150 1956 166.94 winter peak 1957 167.59 summer peak 100 1958 177.71 AMF(m3/s) 1959 169.32 1960 203.21 50 1961 134.03 2 5 10 25 50 100 500 1962 153.16 1963 150.97 0 EV1 y 1964 178.37 -2-1 0 1 2 3 4 5 6 7 1965 191.16 250 1966 173.22 LO2 1967 138.05 200 1968 147.96 1970 140.79 1971 145.69 150 1973 197.84 1978 167.81 AMF(m3/s) 100 1980 142.83 1981 160.21 1982 137.75 50 2 5 10 25 50 100 500
BARROWCATCHMENT 1983 177.27 1984 161.60 0 1985 136.54 -6 -4 -2 0 2 4 6 8 1986 151.18 Logistic reduced variate 1989 192.40 2.4 1990 159.26 LogNormal 1991 143.13 2.3 1996 114.45 2.2 1997 184.67 1998 180.24 2.1 1999 150.24 2 2000 172.57
2001 144.05 log10(AMF) 1.9 2002 160.74 2003 123.09 1.8 2004 163.94 1.7 2 5 10 25 50 100 500 1.6 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Convex upwards pattern leading to a flattening out at the upper end of the EV1 probability plot 2.Linear Score (subjective) :EV1=3, LO2=4, LN2=5 3.Shape Codes (subjective) :EV1=D1, LO2=S1, LN2=L1 *For Explanation of Scores and Codes see in Introductory Page 14034 RIVER BARROW @ BESTFIELD AM Floods 1978 to 1994.( missing year '82-83,88) A2 A (km 2)= 2060.00 N= 14 Year AMF(m 3 /s) Moments PWM L-Moments 1978 166.00 Mean 137.300 M100 137.300 L1 137.300 L-Cv 0.175 1979 143.00 Median 125.000 M110 80.645 L2 23.990 L-Skew 0.332 1980 160.00 Std.Dev. 43.868 M120 59.091 L3 7.974 L-Kur 0.173 1981 117.00 CV 0.320 M130 47.322 L4 4.159 1984 103.00 HazenS. 2.229 1985 105.00 300 1986 102.00 14034 RIVER BARROW @ BESTFIELD 1987 128.00 250 1989 90.80 1990 247.00 200 1991 140.00 1992 99.40 winter peak 150 1993 199.00 summer peak
1994 122.00 AMF(m3/s) 100
50 2 5 10 25 50 100 500 0 -2-1 0 1 2EV1 y 3 4 5 6 7
300 LO2 250
200
150 AMF(m3/s) 100
50
BARROW CATCHMENT BARROW 2 5 10 25 50 100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2.5 LogNormal 2.4
2.3
2.2
2.1
2 log10(AMF) 1.9
1.8 2 5 10 25 50 100 500 1.7
1.6 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=4, LO2=2, LN2=2 2.Shape Codes (subjective) :EV1=L2X, LO2=U2X, LN2=U2X
*For Explanation of Scores and Codes see in Introductory Page 15001 RIVER Kings @ Annamult AM Floods 1954 to 2004.(missing years:61,70-76,01) A2 A (km 2)= 443.00 N= 42 Year AMF(m 3 /s) Moments PWM L-Moments 1954 107.00 Mean 89.388 M100 89.388 L1 89.388 L-Cv 0.159 1955 47.00 Median 88.750 M110 51.805 L2 14.222 L-Skew 0.003 1956 73.80 Std.Dev. 24.717 M120 36.915 L3 0.048 L-Kur 0.075 1957 89.20 CV 0.277 M130 28.813 L4 1.070 1958 75.40 HazenS. 0.143 1959 51.40 160 1960 110.00 15001 RIVER Kings @ Annamult 1962 52.50 140 EV1 1963 78.50 120 1964 90.90 1965 97.90 100 1966 80.10 winter peak 80 1967 65.00 summer peak
1968 151.00 AMF(m3/s) 60 1969 52.50 40 1977 105.00 2 5 10 25 50 100 500 1978 110.00 20 1979 124.00 1980 96.10 0 EV1 y 1981 97.90 -2-1 0 1 2 3 4 5 6 7 1982 88.30 160 1983 88.30 LO2 1984 62.20 140 1985 124.00 120 1986 66.40 1987 84.10 100 1988 76.90 80 1989 111.00 AMF(m3/s) 60 1990 63.60 1991 74.60 40
NORECATCHMENT 1992 94.30 2 5 10 25 50 100 500 20 1993 69.30 1994 109.00 0 1995 113.00 -6 -4 -2 0 2 4 6 8 1996 73.80 Logistic reduced variate 1997 114.00 2.3 1998 114.00 LogNormal 1999 83.30 2.1 2000 114.00 2002 102.00 1.9 2003 44.00 2004 129.00 1.7
1.5 log10(AMF)
1.3
1.1 2 5 10 25 50 100 500
0.9 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=2, LO2=2, LN2=3 2.Shape Codes (subjective) :EV1=D2, LO2=S2, LN2=S1 *For Explanation of Scores and Codes see in Introductory Page 15002 RIVER NORE @ JOHN'S BRIDGE Annual Maximum Floods 1966 to 2000.(no missing years) A2 A (km 2)= 1605.00 N= 35 Year AMF(m 3 /s) Moments PWM L-Moments 1966 241.00 Mean 211.983 M100 211.983 L1 211.983 L-Cv 0.177 1967 218.00 Median 197.000 M110 124.713 L2 37.444 L-Skew 0.077 1968 393.00 Std.Dev. 65.852 M120 89.864 L3 2.887 L-Kur 0.088 1969 126.00 CV 0.311 M130 70.732 L4 3.289 1970 181.00 HazenS. 0.587 1971 160.00 450 1972 135.00 15002 RIVER NORE @ JOHN'S BRIDGE 1973 258.00 400 1974 204.00 350 1975 93.40 300 1976 139.00 1977 225.00 250 winter peak summer peak 1978 263.00 200
1979 295.00 AMF(m3/s) 150 1980 196.00 1981 155.00 100 1982 189.00 50 2 5 10 25 50 100 500 1983 290.00 1984 117.00 0 EV1 y 1985 281.00 -2-1 0 1 2 3 4 5 6 7 1986 180.00 450 1987 197.00 LO2 400 1988 172.00 1989 299.00 350 1990 171.00 300 1991 177.00 250 1992 126.00 1993 187.00 200 AMF(m3/s) 1994 297.00 150 1995 263.00 100 NORE CATCHMENT NORE 1996 189.00 1997 281.00 50 2 5 10 25 50 100 500 1998 247.00 0 1999 200.00 -6 -4 -2 0 2 4 6 8 2000 274.00 Logistic reduced variate 2.8 LogNormal 2.6
2.4
2.2 log10(AMF) 2
1.8 2 5 10 25 50 100 500 1.6 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=4, LO2=3, LN2=4 2.Shape Codes (subjective) :EV1=L2, LO2=U1, LN2=L2 *For Explanation of Scores and Codes see in Introductory Page 15003 RIVER DINAN @ DINAN BRIDGE AM Floods 1954 to 2004.(missing years '01) A2 A(km 2)= 298.00 N= 50 Year AMF(m 3 /s) Moments PWM L-Moments 1954 176.16 Mean 143.575 M100 143.575 L1 143.575 L-Cv 0.111 1955 141.36 Median 150.758 M110 79.736 L2 15.897 L-Skew -0.146 1956 153.43 Std.Dev. 28.196 M120 55.419 L3 -2.325 L-Kur 0.087 1957 164.26 CV 0.196 M130 42.535 L4 1.384 1958 151.14 HazenS. -0.781 1959 154.96 1960 168.98 15003 RIVER DINAN @ DINAN BRIDGE 200 1961 127.50 1962 98.68 '98 '97 '85 1963 106.65 150 1964 110.71 1965 175.35 winter peak 1966 161.92 100 summer peak
1967 153.43 AMF(m3/s) 1968 184.25 1969 100.65 50 1970 126.78 2 5 10 25 50 100 500 1971 106.65 1972 115.52 0 EV1 y 1973 165.83 -2-1 0 1 2 3 4 5 6 7 1974 116.91 1975 98.02 200 LO2 1976 107.32 1977 168.98 1978 154.96 150 1979 164.26 1980 150.38 100 1981 117.60 AMF(m3/s) 1982 161.92 1983 160.36 50 NORE CATCHMENT NORE 1984 148.86 2 5 10 25 50 100 500 1985 187.52 1986 125.35 0 1987 145.85 -6 -4 -2 0 2 4 6 8 1988 133.27 Logistic reduced variate 1989 160.36 2.4 1990 96.72 LogNormal 1991 150.38 2.3 1992 131.82 2.2 1993 142.85 1994 157.27 2.1 1995 142.85 2 1996 170.97
1997 185.06 log10(AMF) 1.9 1998 183.43 1999 151.14 1.8 2000 128.93 1.7 2 5 10 25 50 100 500 2002 164.26 2003 61.13 1.6 -3 -2 -1 0 1 2 3 4 2004 165.83 Normal N(0,1) y
COMMENTS 1.Convex upwards pattern leading to a flattening out at the upper end of the EV1 probability plot 2.Linear Score (subjective) :EV1=2, LO2=3, LN2=2 3.Shape Codes (subjective) :EV1=D2, LO2=S1, LN2=D2 *For Explanation of Scores and Codes see in Introductory Page 15004 RIVER NORE @ McMAHONS BRIDGE Annual Maximum Floods 1954 to 2004.( no missing year) A2 A (km 2)= 491.00 N= 51 Year AMF(m 3 /s) Moments PWM L-Moments 1954 39.82 Mean 38.963 M100 38.963 L1 38.963 L-Cv 0.175 1955 29.52 Median 37.284 M110 22.881 L2 6.799 L-Skew 0.128 1956 35.77 Std.Dev. 12.262 M120 16.533 L3 0.873 L-Kur 0.148 1957 35.14 CV 0.315 M130 13.069 L4 1.009 1958 16.98 HazenS. 0.956 1959 46.54 90 1960 39.62 15004 RIVER NORE @ McMAHONS BRIDGE 1961 27.90 80 EV1 1962 29.26 70 1963 30.64 60 1964 44.52 1965 56.88 50 winter peak summer peak 1966 31.53 40
1967 22.06 AMF(m3/s) 30 1968 55.46 1969 30.64 20 1970 27.23 10 2 5 10 25 50 100 500 1971 22.27 1972 25.03 0 EV1 y 1973 38.61 -2-1 0 1 2 3 4 5 6 7 1974 41.40 90 1975 21.75 LO2 80 1976 32.76 1977 30.89 70 1978 33.57 60 1979 37.70 50 1980 37.28 1981 28.79 40 AMF(m3/s) 1982 42.25 30 1983 45.76 20
NORECATCHMENT 1984 37.14 1985 41.10 10 2 5 10 25 50 100 500 1986 40.53 0 1987 20.58 -6 -4 -2 0 2 4 6 8 1988 29.83 Logistic reduced variate 1989 74.96 2 1990 46.65 1.9 LogNormal 1991 31.15 1992 36.59 1.8 1993 49.34 1.7 1994 73.61 1.6 1995 49.34 1.5 1996 34.11 1.4 1997 49.04 log10(AMF) 1998 48.14 1.3 1999 56.40 1.2 2000 56.40 1.1 2 5 10 25 50 100 500 2001 50.55 2002 44.87 1 -3 -2 -1 0 1 2 3 4 2003 33.43 Normal N(0,1) y 2004 45.76 COMMENTS 1.Linear Score (subjective) :EV1=5, LO2=3, LN2=5 2.Shape Codes (subjective) :EV1=L2, LO2=U1, LN2=L2
*For Explanation of Scores and Codes see in Introductory Page 16001 RIVER DRISH @ ATHLUMMON Annual Maximum Floods 1972 to 2004.( no missing year) A2 A (km 2)= 140.00 N= 33 Year AMF(m 3 /s) Moments PWM L-Moments 1972 14.97 Mean 15.654 M100 15.654 L1 15.654 L-Cv 0.124 1973 17.52 Median 15.656 M110 8.798 L2 1.942 L-Skew 0.012 1974 16.75 Std.Dev. 3.404 M120 6.193 L3 0.023 L-Kur 0.125 1975 15.54 CV 0.217 M130 4.805 L4 0.243 1976 14.38 HazenS. 0.301 1977 17.38 30 1978 24.49 16001 RIVER DRISH @ ATHLUMMON 1979 20.05 EV1 25 1980 15.66 1981 13.93 20 1982 14.95 1983 19.36 winter peak 1984 10.26 15 summer peak
1985 16.75 AMF(m3/s) 1986 13.81 10 1987 17.38 1988 11.71 5 1989 16.75 2 5 10 25 50 100 500 1990 11.31 0 1991 9.45 -2-1 0 1 2EV1 y 3 4 5 6 7 1992 11.81 30 1993 15.07 LO2 1994 18.16 25 1995 18.82 1996 13.38 20 1997 13.38 1998 11.81 15 1999 18.16 AMF(m3/s) 2000 18.82 10 2001 15.66 SUIR CATCHMENT SUIR 2002 17.51 5 2003 10.36 2 5 10 25 50 100 500 2004 21.25 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.5 LogNormal 1.4
1.3
1.2
1.1 log10(AMF)
1
0.9 2 5 10 25 50 100 500 0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=5, LO2=4, LN2=5 2.Shape Codes (subjective) :EV1=L1, LO2=U1, LN2=L1 *For Explanation of Scores and Codes see in Introductory Page 16002 RIVER SUIR @ BEAKSTOWN Annual Maximum Floods 1954 to 2004.(no missing years) A2 A (km 2)= 512.00 N= 51 Year AMF(m 3 /s) Moments PWM L-Moments 1954 63.23 Mean 55.403 M100 55.403 L1 55.403 L-Cv 0.156 1955 42.19 Median 52.664 M110 32.027 L2 8.651 L-Skew 0.172 1956 48.32 Std.Dev. 16.373 M120 23.041 L3 1.490 L-Kur 0.191 1957 70.88 CV 0.296 M130 18.199 L4 1.650 1958 50.46 HazenS. 1.793 1959 54.92 140 1960 79.03 16002 RIVER SUIR @ BEAKSTOWN 1961 40.25 120 EV1 1962 62.00 1963 63.23 100 1964 81.86 1965 73.54 80 winter peak 1966 60.78 summer peak 60
1967 52.66 AMF(m3/s) 1968 123.88 40 1969 44.51 1970 42.06 20 1971 57.07 2 5 10 25 50 100 500 1972 38.55 0 EV1 y 1973 71.32 -2-1 0 1 2 3 4 5 6 7 1974 54.69 140 1975 35.25 LO2 1976 50.09 120 1977 54.69 100 1978 72.71 1979 63.31 80 1980 39.70 1981 46.81 60 AMF(m3/s) 1982 40.87 40 1983 63.31 SUIR CATCHMENT SUIR 1984 32.14 20 1985 52.36 2 5 10 25 50 100 500 1986 45.74 0 1987 59.52 -6 -4 -2 0 2 4 6 8 1988 46.81 Logistic reduced variate 1989 84.42 2.2 1990 52.36 LogNormal 1991 46.81 2 1992 30.18 1993 48.98 1.8 1994 60.77 1995 64.61 1.6 1996 75.54
1997 58.29 log10(AMF) 1998 44.51 1.4 1999 59.52 2000 53.52 1.2 2001 43.65 2 5 10 25 50 100 500 2002 42.63 1 -3 -2 -1 0 1 2 3 4 2003 29.81 Normal N(0,1) y 2004 51.22 COMMENTS 1.One high-outlier is observed 2.Linear Score (subjective) :EV1=3, LO2=2, LN2=4 3.Shape Codes (subjective) :EV1=L2X, LO2=U1X, LN2=L2X *For Explanation of Scores and Codes see in Introductory Page 16003 RIVER CLODIAGH @ RATHKENNAN Annual Maximum Floods 1954 to 2004.(no missing years) A2 A (km 2)= 246.00 N= 51 Year AMF(m 3 /s) Moments PWM L-Moments 1954 26.68 Mean 31.172 M100 31.172 L1 31.172 L-Cv 0.099 1955 25.56 Median 29.981 M110 17.134 L2 3.096 L-Skew 0.207 1956 27.39 Std.Dev. 5.539 M120 12.045 L3 0.639 L-Kur 0.054 1957 27.96 CV 0.178 M130 9.354 L4 0.168 1958 24.32 HazenS. 0.848 1959 26.68 1960 29.98 16003 RIVER CLODIAGH @ RATHKENNAN 50 1961 25.56 EV1 1962 26.26 1963 27.82 40 1964 30.86 1965 26.40 30 winter peak 1966 28.24 summer peak
1967 26.40 AMF(m3/s) 20 1968 29.54 1969 27.53 10 1970 26.68 2 5 10 25 50 100 500 1971 25.98 1972 26.82 0 EV1 y 1973 27.96 -2-1 0 1 2 3 4 5 6 7 1974 28.53 1975 26.40 50 LO2 1976 26.54
1977 25.70 40 1978 45.72 1979 42.96 30 1980 33.91 1981 34.14 AMF(m3/s) 1982 40.74 20 1983 41.23 SUIR CATCHMENT SUIR 1984 21.56 10 1985 26.74 2 5 10 25 50 100 500 1986 25.92 0 1987 30.57 -6 -4 -2 0 2 4 6 8 1988 30.14 Logistic reduced variate 1989 30.57 1.7 1990 32.34 LogNormal 1991 35.29 1.6 1992 30.57 1993 35.52 1.5 1994 37.86 1995 34.14 1.4 1996 39.29 1.3
1997 37.39 log10(AMF) 1998 34.37 1.2 1999 35.29 2000 36.68 1.1 2001 35.98 2 5 10 25 50 100 500 2002 38.33 1 -3 -2 -1 0 1 2 3 4 2003 31.45 Normal N(0,1) y 2004 39.29 COMMENTS 1.Considerable number of summer peaks are observed 2.Linear Score (subjective) :EV1=4, LO2=3, LN2=3 3.Shape Codes (subjective) :EV1=L2, LO2=S1, LN2=S1 *For Explanation of Scores and Codes see in Introductory Page 16004 RIVER SUIR @ THURLES Annual Maximum Floods 1954 to 2002.(missing year 90) A2 A (km 2)= 236.00 N= 48 Year AMF(m 3 /s) Moments PWM L-Moments 1954 23.48 Mean 22.166 M100 22.166 L1 22.166 L-Cv 0.111 1955 15.90 Median 21.372 M110 12.311 L2 2.456 L-Skew 0.069 1956 18.92 Std.Dev. 4.332 M120 8.645 L3 0.170 L-Kur 0.108 1957 28.91 CV 0.195 M130 6.703 L4 0.265 1958 22.81 HazenS. 0.530 1959 28.17 40 1960 30.14 16004 RIVER SUIR @ THURLES 1961 18.51 35 EV1 1962 25.55 30 1963 27.21 1964 24.74 25 1965 20.61 winter peak 20 1966 20.66 summer peak
1967 20.48 AMF(m3/s) 15 1968 34.89 1969 18.40 10 1970 19.03 5 2 5 10 25 50 100 500 1971 20.08 1972 16.00 0 EV1 y 1973 26.61 -2-1 0 1 2 3 4 5 6 7 1974 25.44 40 1975 14.10 LO2 1976 17.59 35 1977 22.92 30 1978 22.92 1979 21.48 25 1980 22.47 20 1981 20.29 AMF(m3/s) 15 1982 22.92 1983 26.85 10 SUIR CATCHMENT SUIR 1984 25.79 5 1985 22.70 2 5 10 25 50 100 500 1986 18.92 0 1987 20.51 -6 -4 -2 0 2 4 6 8 1988 17.39 Logistic reduced variate 1989 26.38 1.6 1991 19.44 LogNormal 1992 14.47 1.5 1993 19.44 1994 24.51 1.4 1995 21.26 1996 26.38 1.3 1997 25.55
1998 20.94 log10(AMF) 1999 26.61 1.2 2000 21.15 2001 16.88 1.1 2002 17.59 2 5 10 25 50 100 500 1 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=5, LO2=4, LN2=5 2.Shape Codes (subjective) :EV1=L1, LO2=U1, LN2=L1 *For Explanation of Scores and Codes see in Introductory Page 16005 RIVER MULTEEN @ AUGHNAGROSS Annual Maximum Floods 1975 to 2004.(no missing year ) A2 A (km 2)= 87.00 N= 30 Year AMF(m 3 /s) Moments PWM L-Moments 1975 22.43 Mean 23.106 M100 23.106 L1 23.106 L-Cv 0.098 1976 17.72 Median 21.788 M110 12.681 L2 2.256 L-Skew 0.203 1977 25.90 Std.Dev. 4.091 M120 8.906 L3 0.459 L-Kur 0.133 1978 21.38 CV 0.177 M130 6.921 L4 0.300 1979 18.92 HazenS. 1.329 1980 21.85 40 1981 19.25 16005 RIVER MULTEEN @ AUGHNAGROSS 1982 28.01 35 EV1 1983 27.51 30 1984 20.59 1985 26.02 25 1986 18.59 winter peak 20 1987 21.73 summer peak
1988 24.80 AMF(m3/s) 15 1989 26.76 1990 21.27 10 1991 22.19 5 2 5 10 25 50 100 500 1992 20.81 1993 24.80 0 EV1 y 1994 26.02 -2-1 0 1 2 3 4 5 6 7 1995 18.59 40 1996 34.31 LO2 1997 32.69 35 1998 24.80 30 1999 20.14 2000 20.81 25 2001 21.73 20 2002 20.59 AMF(m3/s) 15 2003 17.94 2004 25.04 10 SUIR CATCHMENT SUIR 5 2 5 10 25 50 100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.6 LogNormal 1.5
1.4
1.3 log10(AMF) 1.2
1.1 2 5 10 25 50 100 500 1 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=5, LO2=2, LN2=2 2.Shape Codes (subjective) :EV1=L2, LO2=U1, LN2=U1
*For Explanation of Scores and Codes see in Introductory Page 16008 RIVER SUIR @ NEW BRIDGE Annual Maximum Floods 1954 to 2004.(no missing years) A2 A (km 2)= 1120.00 N= 51 Year AMF(m 3 /s) Moments PWM L-Moments 1954 95.33 Mean 90.663 M100 90.663 L1 90.663 L-Cv 0.072 1955 74.12 Median 92.323 M110 48.590 L2 6.517 L-Skew -0.062 1956 85.93 Std.Dev. 11.350 M120 33.412 L3 -0.405 L-Kur 0.055 1957 80.65 CV 0.125 M130 25.515 L4 0.358 1958 71.39 HazenS. -0.324 1959 85.44 1960 110.91 120 16008 RIVER SUIR @ NEW BRIDGE 1961 61.69 EV1 1962 72.75 100 1963 86.42 1964 101.46 80 1965 96.85 winter peak 1966 88.86 60 summer peak
1967 83.04 AMF(m3/s) 1968 110.38 40 1969 98.38 1970 79.71 20 1971 80.18 2 5 10 25 50 100 500 1972 78.77 0 EV1 y 1973 100.68 -2-1 0 1 2 3 4 5 6 7 1974 89.10 1975 79.24 120 LO2 1976 89.35 1977 93.32 100 1978 101.46 1979 85.93 80 1980 84.00 60 1981 81.60 AMF(m3/s) 1982 93.57 40 1983 110.11 SUIR CATCHMENT SUIR 1984 78.30 20 1985 95.08 2 5 10 25 50 100 500 1986 92.32 0 1987 105.10 -6 -4 -2 0 2 4 6 8 1988 86.42 Logistic reduced variate 1989 103.27 2.1 1990 93.07 2.05 LogNormal 1991 79.24 1992 73.44 2 1993 101.46 1.95 1994 102.49 1.9 1995 101.20 1.85 1996 102.49 1.8 1997 97.36 log10(AMF) 1998 92.32 1.75 1999 97.87 1.7 2000 101.97 1.65 2 5 10 25 50 100 500 2001 95.84 2002 95.84 1.6 -3 -2 -1 0 1 2 3 4 2003 76.43 Normal N(0,1) y 2004 101.72 COMMENTS 1.Convex upwards pattern leading to a flattening out at the upper end of the EV1 probability plot. 2.Linear Score (subjective) :EV1=2, LO2=4, LN2=3 3.Shape Codes (subjective) :EV1=D2, LO2=L2, LN2=D1 *For Explanation of Scores and Codes see in Introductory Page 16009 RIVER SUIR @ CAHIR PARK Annual Maximum Floods 1953 to 2004.(no missing year) A2 A (km 2)= 1602.00 N= 52 Year AMF(m 3 /s) Moments PWM L-Moments 1953 157.28 Mean 159.294 M100 159.294 L1 159.294 L-Cv 0.099 1954 173.75 Median 162.214 M110 87.526 L2 15.759 L-Skew -0.096 1955 116.86 Std.Dev. 27.397 M120 60.724 L3 -1.520 L-Kur 0.052 1956 185.90 CV 0.172 M130 46.576 L4 0.815 1957 168.98 HazenS. -0.409 1958 115.84 250 1959 150.41 16009 RIVER SUIR @ CAHIR PARK 1960 203.45 EV1 1961 103.78 200 1962 131.61 1963 151.55 150 1964 188.37 winter peak 1965 177.36 summer peak 100 1966 148.15 AMF(m3/s) 1967 121.01 1968 197.11 50 1969 150.41 2 5 10 25 50 100 500 1970 133.77 1971 147.36 0 EV1 y 1972 116.35 -2-1 0 1 2 3 4 5 6 7 1973 168.98 250 1974 150.41 LO2 1975 163.67 200 1976 128.93 1977 153.83 1978 187.14 150 1979 168.39 1980 125.21 AMF(m3/s) 100 1981 139.23 1982 168.98 50
SUIR CATCHMENT SUIR 1983 188.37 2 5 10 25 50 100 500 1984 112.78 1985 173.75 0 1986 136.49 -6 -4 -2 0 2 4 6 8 1987 178.58 Logistic reduced variate 1988 181.01 2.4 1989 206.00 LogNormal 1990 156.12 2.3 1991 158.43 2.2 1992 114.81 1993 174.95 2.1 1994 187.14 2 1995 181.01
1996 183.45 log10(AMF) 1.9 1997 181.01 1998 180.40 1.8 1999 170.17 1.7 2 5 10 25 50 100 500 2000 200.90 2001 160.75 1.6 -3 -2 -1 0 1 2 3 4 2002 159.59 Normal N(0,1) y 2003 110.75 2004 192.72 COMMENTS 1.Convex upwards pattern leading to a flattening out at the upper end of the EV1 probability plot 2.Linear Score (subjective) :EV1=2, LO2=3, LN2=3 3.Shape Codes (subjective) :EV1=D2X, LO2=D2X, LN2=D1X *For Explanation of Scores and Codes see in Introductory Page 18003 RIVER MUNSTER BLACKWATER @ KILLAVULLEN Annual Maximum Floods 1971 to 2003.( no missing year) A2 A (km 2)= 1258.00 N= 33 Year AMF(m 3 /s) Moments PWM L-Moments 1971 210.21 Mean 293.201 M100 293.201 L1 293.201 L-Cv 0.128 1972 212.04 Median 285.111 M110 165.365 L2 37.529 L-Skew 0.175 1973 343.43 Std.Dev. 67.617 M120 117.590 L3 6.553 L-Kur 0.119 1974 236.97 CV 0.231 M130 92.050 L4 4.477 1975 262.85 HazenS. 1.246 1976 202.94 600 1977 252.50 18003 RIVER MUNSTER BLACKWATER @ KILLAVULLEN 1978 335.05 EV1 500 1979 251.96 1980 502.74 400 1981 310.31 1982 256.29 winter peak 300 1983 296.47 summer peak
1984 207.98 AMF(m3/s) 200 1985 364.47 1986 253.47 1987 327.44 100 2 5 10 25 50 100 500 1988 404.64 1989 336.24 0 EV1 y 1990 256.29 -2-1 0 1 2 3 4 5 6 7 1991 251.96 600 1992 214.08 LO2 1993 285.11 500 1994 392.73 1995 291.91 400 1996 224.39 1997 333.85 300 1998 378.95 AMF(m3/s) 1999 293.05 200 2000 348.26 2001 307.99 100 2002 257.38 2 5 10 25 50 100 500 2003 271.68 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2.8
MUNSTER BLACKWATER CATCHMENT MUNSTER LogNormal 2.7
2.6
2.5
2.4
log10(AMF) 2.3
2.2
2.1 2 5 10 25 50 100 500 2 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=5, LO2=3, LN2=3 2.Shape Codes (subjective) :EV1=L2, LO2=U1, LN2=U1
*For Explanation of Scores and Codes see in Introductory Page 18004 RIVER BALLYNAMONA @ AWBEG AMFloods 1955 to 2004.(missing years:'58,64,70,71) A2 A (km 2)= 324.00 N= 46 Year AMF(m 3 /s) Moments PWM L-Moments 1955 32.00 Mean 30.963 M100 30.963 L1 30.963 L-Cv 0.086 1956 39.80 Median 31.200 M110 16.820 L2 2.677 L-Skew 0.043 1957 31.80 Std.Dev. 5.348 M120 11.679 L3 0.115 L-Kur 0.333 1959 31.50 CV 0.173 M130 9.019 L4 0.891 1960 35.20 HazenS. 1.253 1961 32.60 60 1962 30.10 18004 RIVER BALLYNAMONA @ AWBEG 1963 35.20 EV1 50 1965 39.80 1966 30.90 40 1967 27.90 1968 52.70 winter peak 30 1969 30.90 summer peak
1972 31.20 AMF(m3/s) 20 1973 33.20 1974 29.10 1975 29.00 10 2 5 10 25 50 100 500 1976 27.20 1977 28.30 0 EV1 y 1978 31.20 -2-1 0 1 2 3 4 5 6 7 1979 32.30 60 1980 30.90 LO2 1981 29.90 50 1982 31.50 1983 33.90 40 1984 27.90 1985 21.00 30 1986 26.80 AMF(m3/s) 1987 31.50 20 1988 32.80 1989 34.60 10 1990 26.80 2 5 10 25 50 100 500 1991 24.50 0 1992 21.80 -6 -4 -2 0 2 4 6 8 1993 32.00 Logistic reduced variate 1994 33.50 1.8
BALCKWATER(MUNSTER)CATCHMENT 1995 32.20 LogNormal 1996 27.90 1.7 1997 31.20 1.6 1998 32.50 1.5 1999 27.90 2000 36.40 1.4 2001 26.80 1.3
2002 28.70 log10(AMF) 2003 17.10 1.2 2 5 10 25 50 100 500 2004 32.30 1.1
1
0.9 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=2, LO2=2, LN2=2 2.Shape Codes (subjective) :EV1=S2, LO2=S2, LN2=S2 *For Explanation of Scores and Codes see in Introductory Page 18005 RIVER FUNSHION @ DOWNING BRIDGE Annual Maximum Floods 1955 to 2004.(no missing years) A2 A (km 2)= 363.00 N= 50 Year AMF(m 3 /s) Moments PWM L-Moments 1955 49.09 Mean 56.687 M100 56.687 L1 56.687 L-Cv 0.142 1956 46.24 Median 53.054 M110 32.377 L2 8.068 L-Skew 0.224 1957 70.58 Std.Dev. 15.191 M120 23.231 L3 1.806 L-Kur 0.182 1958 46.24 CV 0.268 M130 18.327 L4 1.468 1959 53.69 HazenS. 1.629 1960 61.05 1961 46.24 120 18005 RIVER FUNSHION @ DOWNING BRIDGE 1962 37.28 EV1 1963 61.94 100 1964 56.68 1965 59.29 80 1966 46.65 winter peak 1967 45.84 60 summer peak
1968 98.11 AMF(m3/s) 1969 40.33 40 1970 51.58 1971 48.89 20 1972 44.44 2 5 10 25 50 100 500 1973 67.35 0 EV1 y 1974 44.64 -2-1 0 1 2 3 4 5 6 7 1975 44.64 1976 41.10 120 LO2 1977 51.58 1978 60.17 100 1979 62.39 1980 48.68 80 1981 66.89 60 1982 63.95 AMF(m3/s) 1983 49.51 40 1984 43.65 1985 65.53 20 1986 50.96 2 5 10 25 50 100 500 1987 62.83 0 1988 75.74 -6 -4 -2 0 2 4 6 8 1989 78.61 Logistic reduced variate 1990 33.41 2.1 1991 54.33 LogNormal MUNSTER BLACKWATER CATCHMENT MUNSTER 2 1992 53.27 1993 55.61 1.9 1994 66.44 1.8 1995 50.54 1.7 1996 52.84 1.6 1997 90.19 1.5 1998 67.81 log10(AMF) 1999 42.27 1.4 2000 109.73 1.3 2001 46.65 1.2 2002 65.08 2 5 10 25 50 100 500 2003 35.98 1.1 -3 -2 -1 0 1 2 3 4 2004 67.81 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=4, LO2=2, LN2=3 2.Shape Codes (subjective) :EV1=L2X, LO2=U2, LN2=L2X *For Explanation of Scores and Codes see in Introductory Page 19001 RIVER OWENBOY @ BALLEA UPPER Annual Maximum Floods 1956 to 2004.(missing year 86) A2 A (km 2)= 106.00 N= 48 Year AMF(m 3 /s) Moments PWM L-Moments 1956 15.71 Mean 15.868 M100 15.868 L1 15.868 L-Cv 0.095 1957 16.59 Median 15.417 M110 8.688 L2 1.507 L-Skew 0.095 1958 14.25 Std.Dev. 2.655 M120 6.067 L3 0.143 L-Kur 0.119 1959 13.42 CV 0.167 M130 4.690 L4 0.180 1960 16.59 HazenS. 0.477 1961 11.13 25 1962 14.85 19001 RIVER OWENBOY @ BALLEA UPPER 1963 14.37 EV1 1964 14.25 20 1965 18.65 1966 12.26 15 1967 11.47 winter peak 1968 19.71 summer peak 10 1969 11.80 AMF(m3/s) 1970 14.73 1971 16.09 5 1972 16.34 2 5 10 25 50 100 500 1973 22.03 1974 14.61 0 EV1 y 1975 19.18 -2-1 0 1 2 3 4 5 6 7 1976 16.09 25 1977 21.75 LO2 1978 19.31 1979 19.31 20 1980 15.71 1981 19.06 15 1982 19.33 1983 17.50
AMF(m3/s) 10 1984 14.13 1985 15.48 LEE CATCHMENT LEE 1987 15.36 5 1988 14.99 2 5 10 25 50 100 500 1989 14.99 0 1990 12.38 -6 -4 -2 0 2 4 6 8 1991 13.55 Logistic reduced variate 1992 12.38 1.4 1993 15.98 LogNormal 1994 17.11 1.35 1995 17.75 1.3 1996 12.50 1997 16.23 1.25 1998 14.73 1.2 1999 15.34
2000 19.05 log10(AMF) 1.15 2001 14.49 2002 20.12 1.1 2003 14.73 1.05 2004 14.31 2 5 10 25 50 100 500 1 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=4, LO2=4, LN2=4 2.Shape Codes (subjective) :EV1=L2, LO2=L2, LN2=S1X *For Explanation of Scores and Codes see in Introductory Page 19020 RIVER OWENNACURRA @ BALLYEDMOND Annual Maximum Floods 1977 to 2004.(no missing years) A2 A (km 2)= 75.00 N= 28 Year AMF(m 3 /s) Moments PWM L-Moments 1977 29.60 Mean 24.631 M100 24.631 L1 24.631 L-Cv 0.196 1978 29.90 Median 22.400 M110 14.726 L2 4.821 L-Skew 0.029 1979 27.10 Std.Dev. 8.285 M120 10.644 L3 0.140 L-Kur 0.037 1980 20.70 CV 0.336 M130 8.371 L4 0.177 1981 33.10 HazenS. 0.122 1982 31.10 50 1983 18.20 19020 RIVER OWENNACURRA @ BALLYEDMOND 45 1984 32.40 EV1 1985 37.30 40 1986 27.90 35 1987 37.10 30 1988 22.70 winter peak 25 1989 17.10 summer peak 20 1990 10.10 AMF(m3/s) 1991 22.00 15 1992 14.70 10 1993 37.50 5 1994 30.10 2 5 10 25 50 100 500 1995 20.40 0 EV1 y 1996 12.43 -2-1 0 1 2 3 4 5 6 7 1997 28.37 50 1998 19.06 45 LO2 1999 18.19 40 2000 38.70 2001 21.10 35 2002 22.10 30 2003 12.00 25 2004 18.70 AMF(m3/s) 20 15 10
5 2 5 10 25 50 100 500 OWENBOY CATCHMENT OWENBOY 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.7 LogNormal 1.6
1.5
1.4
1.3
log10(AMF) 1.2
1.1
1 2 5 10 25 50 100 500 0.9 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Convex upwards pattern leading to a flattening out at the upper end of the EV1 probability plot 2.Linear Score (subjective) :EV1=3, LO2=4, LN2=3 3.Shape Codes (subjective) :EV1=D2, LO2=S1, LN2=D1 *For Explanation of Scores and Codes see in Introductory Page 23001 RIVER GALEY @ INCH BRIDGE Annual Maximum Floods 1960 to 2004.(no missing year) A2 A (km 2)= 196.00 N= 45 Year AMF(m 3 /s) Moments PWM L-Moments 1960 105.33 Mean 97.392 M100 97.392 L1 97.392 L-Cv 0.180 1961 77.36 Median 99.054 M110 57.469 L2 17.546 L-Skew 0.128 1962 127.55 Std.Dev. 32.346 M120 41.611 L3 2.245 L-Kur 0.181 1963 60.75 CV 0.332 M130 32.964 L4 3.183 1964 109.57 HazenS. 1.216 1965 100.28 250 1966 76.46 23001 RIVER GALEY @ INCH BRIDGE 1967 119.03 EV1 1968 122.38 200 1969 70.89 1970 56.65 150 1971 61.26 winter peak 1972 103.27 summer peak 100 1973 210.07 AMF(m3/s) 1974 98.22 1975 99.05 50 1976 38.04 1977 64.92 2 5 10 25 50 100 500 1978 71.19 0 EV1 y 1979 76.26 -2-1 0 1 2 3 4 5 6 7 1980 104.13 250 1981 71.91 GLO 1982 90.07 200 1983 105.84 1984 74.07 1985 120.08 150 1986 79.24 1987 84.57 AMF(m3/s) 100 1988 111.08 1989 124.70 50
FEALE CATCHMENT FEALE 1990 99.89 1991 135.17 2 5 10 25 50 100 500 1992 43.20 0 1993 104.98 -6 -4 -2 0 2 4 6 8 1994 164.72 Logistic reduced variate 1995 72.63 2.4 1996 94.10 2.3 LogNormal 1997 127.52 1998 89.28 2.2 1999 102.42 2.1 2000 122.84 2 2001 104.13 1.9 2002 73.35 1.8 2003 74.80 log10(AMF) 2004 159.42 1.7 1.6 1.5 2 5 10 25 50 100 500 1.4 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=4, LO2=2, LN2=3 2.Shape Codes (subjective) :EV1=L2, LO2=U1, LN2=L2
*For Explanation of Scores and Codes see in Introductory Page 23012 RIVER LEE @ BALLYMULLEN Annual Maximum Floods 1974 to 1991.(no missing year ) A2 A (km 2)= 60.00 N= 18 Year AMF(m 3 /s) Moments PWM L-Moments 1974 15.72 Mean 16.869 M100 16.869 L1 16.869 L-Cv 0.146 1975 14.03 Median 15.657 M110 9.666 L2 2.464 L-Skew 0.386 1976 13.65 Std.Dev. 4.967 M120 7.014 L3 0.952 L-Kur 0.327 1977 11.95 CV 0.294 M130 5.604 L4 0.805 1978 12.30 HazenS. 2.984 1979 15.33 40 1980 16.94 23012 RIVER LEE @ BALLYMULLEN 1981 13.65 35 EV1 1982 14.67 30 1983 15.59 1984 26.27 25 1985 31.74 winter peak 20 1986 17.12 summer peak
1987 16.98 AMF(m3/s) 15 1988 19.12 1989 19.12 10 1990 16.57 5 2 5 10 25 50 100 500 1991 12.88 0 -2-1 0 1 2EV1 y 3 4 5 6 7
40 LO2 35
30
25
20
AMF(m3/s) 15
10
FEALE CATCHMENT FEALE 5 2 5 10 25 50 100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.6 LogNormal 1.5
1.4
1.3 log10(AMF) 1.2
1.1 2 5 10 25 50 100 500 1 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1. High-outlier is observed 2. Two highest peaks come out as summer peaks 3. Linear Score(subjective):EV1=2, LO2=1, LN2=1 *For Explanation of Scores and Codes see in Introductory Page 4. Shape Codes(subjective):EV1=U2, LO2=U2, LN2=U2 24002 RIVER CAMOGUE @ GRAY'S BRIDGE Annual Maximum Floods 1978 to 2004.(no missing year ) A2 A (km 2)= 231.00 N= 27 Year AMF(m 3 /s) Moments PWM L-Moments 1978 16.18 Mean 24.061 M100 24.061 L1 24.061 L-Cv 0.109 1979 14.20 Median 23.491 M110 13.337 L2 2.614 L-Skew 0.061 1980 22.01 Std.Dev. 4.616 M120 9.354 L3 0.160 L-Kur 0.172 1981 23.28 CV 0.192 M130 7.254 L4 0.451 1982 27.85 HazenS. 0.318 1983 27.85 40 1984 22.96 24002 RIVER CAMOGUE @ GRAY'S BRIDGE 1985 22.64 35 EV1 1986 23.49 30 1987 25.97 1988 29.19 25 1989 35.21 winter peak 20 1990 20.67 summer peak
1991 20.15 AMF(m3/s) 15 1992 19.75 1993 24.45 10 1994 31.47 5 1995 27.74 2 5 10 25 50 100 500 1996 20.97 0 EV1 y 1997 23.70 -2-1 0 1 2 3 4 5 6 7 1998 20.87 40 1999 25.86 LO2 2000 30.33 35 2001 26.08 30 2002 21.80 2003 19.95 25 2004 24.99 20
AMF(m3/s) 15
10
5 MAIGUE CATCHMENT MAIGUE 2 5 10 25 50 100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.6 LogNormal 1.5
1.4
1.3 log10(AMF) 1.2
1.1 2 5 10 25 50 100 500 1 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=4, LO2=5, LN2=4 2.Shape Codes (subjective) :EV1=L2, LO2=L2, LN2=L2X *For Explanation of Scores and Codes see in Introductory Page 24008 RIVER MAIGUE @ CASTLEROBERTS Annual Maximum Floods 1975 to 2004.(no missing years) A2 A (km 2)= 805.00 N= 30 Year AMF(m 3 /s) Moments PWM L-Moments 1975 131.83 Mean 120.957 M100 120.957 L1 120.957 L-Cv 0.151 1976 119.72 Median 119.127 M110 69.616 L2 18.274 L-Skew 0.055 1977 53.93 Std.Dev. 31.826 M120 49.623 L3 0.999 L-Kur 0.092 1978 86.28 CV 0.263 M130 38.796 L4 1.673 1979 96.94 HazenS. 0.283 1980 109.23 250 1981 81.15 24008 RIVER MAIGUE @ CASTLEROBERTS 1982 133.07 EV1 1983 160.10 200 1984 86.28 1985 148.27 150 1986 130.60 winter peak 1987 131.83 summer peak 100 1988 162.78 AMF(m3/s) 1989 194.86 1990 93.69 50 1991 94.77 2 5 10 25 50 100 500 1992 83.19 1993 123.30 0 EV1 y 1994 164.13 -2-1 0 1 2 3 4 5 6 7 1995 117.35 250 1996 144.40 LO2 1997 118.53 200 1998 165.48 1999 109.23 2000 156.11 150 2001 112.68 2002 96.94 AMF(m3/s) 100 2003 92.08 2004 129.98 50
MAIGUE CATCHMENT MAIGUE 2 5 10 25 50 100 500
0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2.4 LogNormal 2.3
2.2
2.1
2
1.9 log10(AMF) 1.8
1.7
1.6 2 5 10 25 50 100 500 1.5 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=3, LO2=5, LN2=4 2.Shape Codes (subjective) :EV1=L2, LO2=L2, LN2=L2X *For Explanation of Scores and Codes see in Introductory Page 24022 RIVER MAHORE @ HOSPITAL Annual Maximum Floods 1985 to 2004.(no missing years) A2 A (km 2)= 39.70 N= 20 Year AMF(m 3 /s) Moments PWM L-Moments 1985 5.00 Mean 9.828 M100 9.828 L1 9.828 L-Cv 0.233 1986 9.31 Median 9.795 M110 6.060 L2 2.293 L-Skew 0.123 1987 7.57 Std.Dev. 4.069 M120 4.469 L3 0.282 L-Kur 0.164 1988 9.98 CV 0.414 M130 3.578 L4 0.375 1989 11.50 HazenS. 1.118 1990 3.80 25 1991 5.61 24022 RIVER MAHORE @ HOSPITAL 1992 4.99 EV1 1993 6.17 20 1994 15.00 1995 10.00 15 1996 6.73 winter peak 1997 9.41 10 1998 13.60 AMF(m3/s) 1999 9.96 2000 20.50 5 2001 14.20 2 5 10 25 50 100 500 2002 9.63 2003 11.30 0 EV1 y 2004 12.30 -2-1 0 1 2 3 4 5 6 7 25 LO2
20
15
AMF(m3/s) 10
5 2 5 10 25 50100 500
0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate SHANNON EST STH CATCHMENT STH SHANNONEST 1.4 LogNormal 1.3
1.2
1.1
1
0.9 log10(AMF) 0.8
0.7 2 5 10 25 50 100 500 0.6
0.5 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.No summer peak is observed in this AM series 2.Linear Score (subjective) :EV1=5, LO2=3, LN2=5 3.Shape Codes (subjective) :EV1=L1, LO2=U1, LN2=L2 *For Explanation of Scores and Codes see in Introductory Page 24082 RIVER MAIGUE @ ISLANDMORE Annual Maximum Floods 1977 to 2004.( no missing year ) A2 A (km 2)= 764.00 N= 28 Year AMF(m 3 /s) Moments PWM L-Moments 1977 57.52 Mean 135.469 M100 135.469 L1 135.469 L-Cv 0.152 1978 103.65 Median 140.010 M110 78.035 L2 20.601 L-Skew -0.036 1979 92.58 Std.Dev. 35.757 M120 55.334 L3 -0.738 L-Kur 0.130 1980 103.65 CV 0.264 M130 43.088 L4 2.687 1981 80.59 HazenS. -0.216 1982 140.01 250 1983 170.80 24082 RIVER MAIGUE @ ISLANDMORE 1984 77.70 EV1 1985 155.08 200 1986 140.01 1987 143.72 150 1988 183.02 winter peak 1989 206.35 summer peak 100 1990 125.61 AMF(m3/s) 1991 125.61 1992 110.21 50 1993 147.46 2 5 10 25 50 100 500 1994 178.91 1995 129.14 0 1996 157.01 -2-1 0 1 2EV1 y 3 4 5 6 7 1997 141.86 250 1998 178.91 LO2 1999 130.93 200 2000 185.09 2001 141.86 2002 118.66 150 2003 110.21 2004 157.01 AMF(m3/s) 100
50
MAIGUE CATCHMENT MAIGUE 2 5 10 25 50100 500
0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2.4 LogNormal 2.2
2
1.8 log10(AMF) 1.6
1.4 2 5 10 25 50 100 500 1.2 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Convex upwards pattern leading to a flattening out at the upper end of the EV1 probability plot 2.Linear Score (subjective) :EV1=2, LO2=5, LN2=3 3.Shape Codes (subjective) :EV1=D1, LO2=L2, LN2=D1 *For Explanation of Scores and Codes see in Introductory Page 25001 RIVER MULKEAR @ ANNACOTTY Annual Maximum Floods '53 - '04.(missing years'72,76,80 ) A2 A (km 2)= 646.00 N= 49 Year AMF(m 3 /s) Moments PWM L-Moments 1953 148.18 Mean 133.953 M100 133.953 L1 133.953 L-Cv 0.093 1954 144.32 Median 132.876 M110 73.234 L2 12.516 L-Skew -0.016 1955 126.62 Std.Dev. 22.092 M120 50.875 L3 -0.201 L-Kur 0.159 1956 146.25 CV 0.165 M130 39.169 L4 1.988 1957 146.25 HazenS. -0.186 1958 127.24 1959 146.25 200 25001 RIVER MULKEAR @ ANNACOTTY 1960 170.52 EV1 1961 132.88 1962 105.89 150 1963 132.88 1964 168.52 winter peak 1965 178.58 100 summer peak
1966 144.32 AMF(m3/s) 1967 164.54 1968 175.89 50 1969 146.89 2 5 10 25 50 100 500 1970 122.90 1971 137.30 0 EV1 y 1973 161.90 -2-1 0 1 2 3 4 5 6 7 1974 161.24 1975 159.26 200 GLO 1977 133.43 1978 119.78 150 1979 127.90 1981 90.60 1982 139.28 100 1983 147.89 AMF(m3/s) 1984 95.92 1985 137.58 50 1986 112.60 2 5 10 25 50 100 500
MULKEAR CATCHMENT MULKEAR 1987 114.17 1988 128.67 0 1989 154.92 -6 -4 -2 0 2 4 6 8 1990 122.14 Logistic reduced variate 1991 126.64 2.3 1992 119.09 2.25 LogNormal 1993 129.38 1994 150.39 2.2 1995 114.33 2.15 1996 134.94 2.1 1997 126.10 2.05 1998 128.83 2 1999 114.33 log10(AMF) 2000 133.26 1.95 2001 84.60 1.9 2002 85.54 1.85 2003 111.20 2004 131.59 1.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Convex upwards pattern leading to a flattening out at the upper end of the EV1 probability plot 2.Linear Score (subjective) :EV1=2, LO2=4, LN2=3 3.Shape Codes (subjective) :EV1=D1, LO2=L2, LN2=L2X 4. Presence of embankment: 80% of values within embankment and top 20% overflow embankment 25002 RIVER NEWPORT @ BARRINGTONS BRIDGE Annual Maximum Floods 1953 to 2004.(missing years:71 ) A2 A (km 2)= 223.00 N= 51 Year AMF(m 3 /s) Moments PWM L-Moments 1953 65.07 Mean 61.145 M100 61.145 L1 61.145 L-Cv 0.089 1954 62.24 Median 62.641 M110 33.291 L2 5.437 L-Skew -0.137 1955 58.67 Std.Dev. 9.519 M120 22.976 L3 -0.744 L-Kur 0.060 1956 68.76 CV 0.156 M130 17.563 L4 0.324 1957 66.70 HazenS. -0.646 1958 54.40 90 1959 70.84 25002 RIVER NEWPORT @ BARRINGTONS BRIDGE 1960 74.64 80 1961 52.12 70 1962 48.02 60 1963 65.88 1964 74.64 50 winter peak summer peak 1965 73.79 40
1966 63.45 AMF(m3/s) 30 1967 74.64 1968 72.52 20 2 5 10 25 50 100 500 1969 69.17 10 1970 63.85 1972 72.10 0 EV1 y 1973 70.84 -2-1 0 1 2 3 4 5 6 7 1974 71.68 90 1975 69.17 LO2 80 1976 52.50 1977 58.67 70 1978 56.72 60 1979 69.59 50 1980 61.04 1981 39.82 40 AMF(m3/s) 1982 68.35 30 1983 67.52 20 1984 44.39 2 5 10 25 50 100 500 1985 66.70 10 1986 47.29 0 1987 49.50 -6 -4 -2 0 2 4 6 8 Logistic reduced variate LOWER SHANNON CATCHMENT SHANNON LOWER 1988 59.46 1989 62.64 1.9 1990 56.33 LogNormal 1991 60.64 1.85 1992 51.74 1.8 1993 56.72 1994 65.47 1.75 1995 49.50 1996 65.88 1.7
1997 66.70 log10(AMF) 1.65 1998 70.01 1999 56.72 1.6 2 5 10 25 50 100 500 2000 59.46 1.55 2001 45.47 2002 38.45 1.5 -3 -2 -1 0 1 2 3 4 2003 49.87 Normal N(0,1) y 2004 58.08 COMMENTS 1.Convex upwards pattern leading to a flattening out at the upper end of the EV1 probability plot 2.Linear Score (subjective) :EV1=1, LO2=3, LN2=2 3.Shape Codes (subjective) :EV1=D1, LO2=S1, LN2=D2 4. Presence of embankment: 80% of values within embankment and top 20% overflow embankment 25005 RIVER DEAD @ SUNVILLE AMF 1954 to 2004.(missing years '59,63,64,84) A2 A (km 2)= 190.00 N= 46 Year AMF(m 3 /s) Moments PWM L-Moments 1954 30.44 Mean 28.732 M100 28.732 L1 28.732 L-Cv 0.059 1955 26.62 Median 29.633 M110 15.220 L2 1.708 L-Skew -0.192 1956 31.55 Std.Dev. 3.052 M120 10.377 L3 -0.329 L-Kur 0.101 1957 29.99 CV 0.106 M130 7.878 L4 0.172 1958 24.66 HazenS. -0.976 1960 32.39 40 1961 23.73 25005 RIVER DEAD @ SUNVILLE 1962 23.73 35 EV1 1965 31.72 30 1966 28.33 1967 31.40 25 1969 25.49 winter peak 20 1970 20.17 summer peak
1971 23.65 AMF(m3/s) 15 1972 26.36 10 1973 33.42 1974 31.19 5 2 5 10 25 50 100 500 1975 31.05 1976 22.86 0 EV1 y 1977 29.74 -2-1 0 1 2 3 4 5 6 7 1978 29.89 40 1979 29.31 LO2 1980 27.75 35 1981 27.61 30 1982 32.52 25 1983 30.90 1985 30.32 20 1986 23.65 AMF(m3/s) 15 1987 26.08 1988 27.47 10 1989 29.17 5 2 5 10 25 50 100 500
MULKEAR CATCHMENT MULKEAR 1990 27.19 1991 28.03 0 1992 29.60 -6 -4 -2 0 2 4 6 8 1993 29.67 Logistic reduced variate 1994 31.93 1.6 1995 28.74 LogNormal 1996 30.76 1.5 1997 30.68 1998 30.90 1.4 1999 30.46 2000 32.67 2001 28.60 1.3
2002 27.05 log10(AMF) 2003 30.25 1.2 2004 32.00 1.1 2 5 10 25 50 100 500 1 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Convex upwards pattern leading to a flattening out at the upper end of the EV1 probability plot 2.Linear Score (subjective) :EV1=1, LO2=3, LN2=3 3.Shape Codes (subjective) :EV1=D2X, LO2=D1X, LN2=D1X 4. Presence of embankment: 80% of values within embankment and top 20% overflow embankment 25016 RIVER CLODIAGH @ RAHAN Annual Maximum Floods 1963 to 2004.(no missing year ) A2 A (km 2)= 274.00 N= 42 Year AMF(m 3 /s) Moments PWM L-Moments 1963 22.02 Mean 23.042 M100 23.042 L1 23.042 L-Cv 0.125 1964 26.87 Median 22.567 M110 12.961 L2 2.880 L-Skew 0.082 1965 24.24 Std.Dev. 5.117 M120 9.160 L3 0.236 L-Kur 0.155 1966 25.05 CV 0.222 M130 7.138 L4 0.447 1967 27.71 HazenS. 0.625 1968 33.72 40 1969 20.95 25016 RIVER CLODIAGH @ RAHAN 1970 16.86 35 EV1 1971 17.56 30 1972 16.17 1973 22.02 25 1974 20.04 winter peak 20 1975 16.86 summer peak
1976 17.56 AMF(m3/s) 15 1977 18.13 1978 24.88 10 1979 20.49 5 1980 17.42 2 5 10 25 50 100 500 1981 13.13 0 EV1 y 1982 15.08 -2-1 0 1 2 3 4 5 6 7 1983 22.80 40 1984 25.21 LO2 1985 23.75 35 1986 22.33 30 1987 24.56 1988 20.95 25 1989 36.14 20 1990 22.02 AMF(m3/s) 15 1991 24.40 1992 28.74 10 1993 26.03 5
BROSNACATCHMENT 1994 34.09 2 5 10 25 50 100 500 1995 18.57 0 1996 19.45 -6 -4 -2 0 2 4 6 8 1997 27.20 Logistic reduced variate 1998 23.43 1.6 1999 26.70 LogNormal 2000 25.21 1.5 2001 22.33 2002 30.84 1.4 2003 20.79 2004 25.46 1.3 log10(AMF) 1.2
1.1 2 5 10 25 50 100 500 1 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=4, LO2=4, LN2=5 2.Shape Codes (subjective) :EV1=L2, LO2=L2, LN2=L2 *For Explanation of Scores and Codes see in Introductory Page 25021 RIVER LITTLE BROSNA @ CROGHAN Annual Maximum Floods 1961 to 2004.(no missing years) A2 A (km 2)= 493.00 N= 44 Year AMF(m 3 /s) Moments PWM L-Moments 1961 24.32 Mean 28.028 M100 28.028 L1 28.028 L-Cv 0.081 1962 35.80 Median 28.578 M110 15.153 L2 2.279 L-Skew -0.034 1963 23.89 Std.Dev. 3.939 M120 10.469 L3 -0.077 L-Kur 0.067 1964 29.48 CV 0.141 M130 8.021 L4 0.153 1965 26.38 HazenS. -0.134 1966 26.77 45 1967 26.19 25021 RIVER LITTLE BROSNA @ CROGHAN 1968 31.06 40 EV1 1969 20.92 35 1970 22.37 30 1971 22.96 1972 24.06 25 winter peak summer peak 1973 30.09 20
1974 29.48 AMF(m3/s) 15 1975 22.06 1976 25.09 10 1977 22.33 5 1978 29.08 2 5 10 25 50 100 500 1979 26.81 0 EV1 y 1980 28.58 -2-1 0 1 2 3 4 5 6 7 1981 25.65 45 1982 30.60 LO2 40 1983 31.22 1984 28.38 35 1985 32.69 30 1986 28.58 25 1987 29.79 1988 25.28 20 AMF(m3/s) 1989 32.27 15 1990 26.23 10 1991 27.00 5 1992 32.90 2 5 10 25 50 100 500 1993 29.28 0 1994 33.11 -6 -4 -2 0 2 4 6 8 LITTLEBROSNA CATCHMENT 1995 29.18 Logistic reduced variate 1996 26.04 1.6 1997 32.48 LogNormal 1998 30.40 1.5 1999 33.33 2000 35.27 1.4 2001 31.22 2002 31.22 2003 19.89 1.3
2004 23.51 log10(AMF) 1.2
1.1 2 5 10 25 50 100 500 1 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Convex upwards pattern leading to a flattening out at the upper end of the EV1 probability plot 2.Linear Score (subjective) :EV1=3, LO2=4, LN2=5 3.Shape Codes (subjective) :EV1=D1, LO2=L2, LN2=L2 *For Explanation of Scores and Codes see in Introductory Page 25029 RIVER NENAGH @ CLARIANNA Annual Maximum Floods 1972 to 2004.(no missing years) A2 A (km 2)= 301.00 N= 33 Year AMF(m 3 /s) Moments PWM L-Moments 1972 35.55 Mean 54.120 M100 54.120 L1 54.120 L-Cv 0.139 1973 63.72 Median 56.477 M110 30.824 L2 7.529 L-Skew -0.020 1974 57.25 Std.Dev. 12.923 M120 21.780 L3 -0.149 L-Kur -0.020 1975 39.75 CV 0.239 M130 16.873 L4 -0.150 1976 42.25 HazenS. -0.089 1977 38.22 90 1978 50.32 25029 RIVER NENAGH @ CLARIANNA 1979 37.92 80 EV1 1980 38.74 70 1981 36.02 60 1982 50.95 1983 59.97 50 winter peak summer peak 1984 31.94 40
1985 59.62 AMF(m3/s) 30 1986 50.28 1987 61.58 20 2 5 10 25 50 100 500 1988 45.67 10 1989 74.06 1990 60.69 0 EV1 y 1991 50.95 -2-1 0 1 2 3 4 5 6 7 1992 38.74 90 1993 59.62 GLO 80 1994 72.91 1995 63.76 70 1996 72.91 60 1997 63.39 50 1998 70.82 1999 71.04 40 AMF(m3/s) 2000 69.53 30 2001 56.48 20 2002 49.98 2 5 10 25 50 100 500 10
NENAGH CATCHMENT 2003 43.13 2004 68.22 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2 1.9 LogNormal 1.8 1.7 1.6 1.5 1.4 log10(AMF) 1.3 1.2 1.1 2 5 10 25 50 100 500 1 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Convex upwards pattern leading to a flattening out at the upper end of the EV1 probability plot 2.Linear Score (subjective) :EV1=3, LO2=3, LN2=4 3.Shape Codes (subjective) :EV1=S2, LO2=S2, LN2=S1 *For Explanation of Scores and Codes see in Introductory Page 25034 RIVER L. ENNELL TRIB @ ROCHFORT AM Floods 1977 to 2002.(missing year '98,99 ) A2 A (km 2)= 12.00 N= 24 Year AMF(m 3 /s) Moments PWM L-Moments 1977 1.15 Mean 1.503 M100 1.503 L1 1.503 L-Cv 0.166 1978 1.47 Median 1.482 M110 0.876 L2 0.250 L-Skew -0.082 1979 2.21 Std.Dev. 0.432 M120 0.622 L3 -0.020 L-Kur 0.115 1980 1.48 CV 0.287 M130 0.484 L4 0.029 1981 1.48 HazenS. -0.482 1982 2.07 3 1983 1.79 25034 RIVER L. ENNELL TRIB @ ROCHFORT 1984 2.13 1985 1.33 2 1986 0.92 1987 1.76 2 1988 0.63 winter peak 1989 1.92 summer peak 1 1990 1.04 AMF(m3/s) 1991 1.44 1992 1.88 1 1993 1.52 2 5 10 25 50 100 500 1994 1.92 1995 0.98 0 EV1 y 1996 0.73 -2-1 0 1 2 3 4 5 6 7 1997 1.39 3 2000 1.67 LO2 2001 1.48 2 2002 1.69
2
AMF(m3/s) 1
1 2 5 10 25 50 100 500
0
Shannon Est SthCATCHMENT Est Shannon -6 -4 -2 0 2 4 6 8 Logistic reduced variate
0.4 LogNormal 0.35
0.3
0.25
0.2
log10(AMF) 0.15
0.1 2 5 10 25 50 100 500 0.05
0 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=2, LO2=4, LN2=3 2.Shape Codes (subjective) :EV1=D2, LO2=L2, LN2=D1 *For Explanation of Scores and Codes see in Introductory Page 25040 RIVER BUNOW @ ROSCREA AMF 1980 to 2004.(missing year:'99-'03 ) A2 A (km 2)= 30.00 N= 20 Year AMF(m 3 /s) Moments PWM L-Moments 1980 3.34 Mean 3.777 M100 3.777 L1 3.777 L-Cv 0.153 1981 3.03 Median 3.590 M110 2.178 L2 0.580 L-Skew 0.204 1982 2.55 Std.Dev. 1.034 M120 1.569 L3 0.118 L-Kur 0.181 1983 3.55 CV 0.274 M130 1.240 L4 0.105 1984 2.54 HazenS. 1.324 1985 5.63 7 1986 3.63 25040 RIVER BUNOW @ ROSCREA 1987 4.39 6 1988 3.49 1989 4.02 5 1990 3.64 1991 3.06 4 winter peak 1992 3.96 summer peak 3
1993 3.84 AMF(m3/s) 1994 5.07 2 1995 3.51 1996 2.78 1 2 5 10 25 50 100 500 1997 6.29 1998 4.80 0 EV1 y 2004 2.42 -2-1 0 1 2 3 4 5 6 7 7 LO2 6
5
4
3 AMF(m3/s)
2
1 2 5 10 25 50 100 500
0 ShannonLwr CATCHMENT -6 -4 -2 0 2 4 6 8 Logistic reduced variate
0.9 LogNormal 0.8
0.7
0.6
0.5
0.4 log10(AMF) 0.3
0.2 2 5 10 25 50 100 500 0.1
0 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=4, LO2=3, LN2=4 2.Shape Codes (subjective) :EV1=L2, LO2=U1, LN2=L2 *For Explanation of Scores and Codes see in Introductory Page 25044 RIVER KILMASTULLA @ COOLE AM Floods '61 to '04.(missing year '75-82,90,91,94) A2 A (km 2)= 98.90 N= 33 Year AMF(m 3 /s) Moments PWM L-Moments 1961 18.78 Mean 25.383 M100 25.383 L1 25.383 L-Cv 0.188 1962 13.78 Median 22.700 M110 15.075 L2 4.768 L-Skew 0.248 1963 17.06 Std.Dev. 8.676 M120 11.042 L3 1.185 L-Kur 0.149 1964 45.75 CV 0.342 M130 8.823 L4 0.711 1965 22.50 HazenS. 1.229 1966 33.03 1967 25.41 50 25044 RIVER KILMASTULLA @ COOLE 1968 41.68 1969 17.59 1970 21.16 40 1971 18.99 1972 23.99 30 winter peak 1973 24.94 summer peak
1974 36.39 AMF(m3/s) 20 1983 40.50 1984 21.80 10 1985 23.10 2 5 10 25 50 100 500 1986 22.70 1987 21.80 0 1988 21.90 -2-1 0 1 2EV1 y 3 4 5 6 7 1989 44.10 1992 14.30 50 LO2 1993 24.20 1995 21.40 40 1996 32.10 1997 29.30 30 1998 25.24 1999 26.83 AMF(m3/s) 2000 14.90 20 2001 19.60 2002 18.40 10 2003 18.80 2 5 10 25 50 100 500 2004 35.59 0 -6 -4 -2 0 2 4 6 8 SHANNON LWR. CATCHMENT SHANNON Logistic reduced variate
1.8 LogNormal 1.6
1.4
1.2 log10(AMF) 1
0.8 2 5 10 25 50 100 500 0.6 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=3, LO2=3, LN2=3 2.Shape Codes (subjective) :EV1=S1, LO2=S1, LN2=S2 *For Explanation of Scores and Codes see in Introductory Page 25124 RIVER BROSNA @ BALLYNAGORE AMF 1986 to 2004.(missing year:'92) A2 A (km 2)= 254.00 N= 18 Year AMF(m 3 /s) Moments PWM L-Moments 1986 10.40 Mean 12.788 M100 12.788 L1 12.788 L-Cv 0.200 1987 14.60 Median 13.650 M110 7.675 L2 2.563 L-Skew -0.069 1988 9.52 Std.Dev. 4.548 M120 5.514 L3 -0.177 L-Kur 0.231 1989 22.50 CV 0.356 M130 4.335 L4 0.592 1990 14.30 HazenS. -0.310 1991 14.30 25 1993 14.00 25124 RIVER BROSNA @ BALLYNAGORE 1994 18.02 1995 9.06 20 1996 11.37 1997 12.50 15 1998 10.50 winter peak 1999 4.69 summer peak 10 2000 13.30 AMF(m3/s) 2001 16.30 2002 16.00 5 2003 3.42 2 5 10 25 50 100 500 2004 15.40 0 -2-1 0 1 2EV1 y 3 4 5 6 7
25 LO2
20
15
AMF(m3/s) 10
5 2 5 10 25 50 100 500
0 ShannonLwr CATCHMENT -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.6 LogNormal 1.4
1.2
1
0.8
log10(AMF) 0.6
0.4
0.2 2 5 10 25 50 100 500 0 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=3, LO2=4, LN2=2 2.Shape Codes (subjective) :EV1=D1, LO2=L2, LN2=D1 *For Explanation of Scores and Codes see in Introductory Page 26002 RIVER SUCK @ ROOKWOOD Annual Maximum Floods 1952 to 2004.(no missing years ) A2 A (km 2)= 626.00 N= 53 Year AMF(m 3 /s) Moments PWM L-Moments 1952 40.07 Mean 56.983 M100 56.983 L1 56.983 L-Cv 0.111 1953 49.74 Median 56.562 M110 31.660 L2 6.337 L-Skew 0.224 1954 104.87 Std.Dev. 12.805 M120 22.399 L3 1.417 L-Kur 0.293 1955 36.95 CV 0.225 M130 17.544 L4 1.857 1956 56.81 HazenS. 2.295 1957 53.03 120 1958 47.59 26002 RIVER SUCK @ ROOKWOOD 1959 53.03 EV1 100 1960 58.41 1961 62.33 80 1962 49.33 1963 59.31 winter peak 60 1964 67.28 summer peak
1965 83.46 AMF(m3/s) 40 1966 41.50 1967 68.74 1968 103.82 20 2 5 10 25 50 100 500 1969 62.52 1970 56.56 0 EV1 y 1971 41.50 -2-1 0 1 2 3 4 5 6 7 1972 46.39 120 1973 63.73 LO2 1974 57.19 100 1975 56.56 1976 42.92 80 1977 60.62 1978 50.61 60 1979 56.81 AMF(m3/s) 1980 50.61 40 1981 45.96 1982 55.75 20
SUCK CATCHMENT SUCK 1983 53.56 2 5 10 25 50 100 500 1984 55.75 0 1985 57.35 -6 -4 -2 0 2 4 6 8 1986 57.89 Logistic reduced variate 1987 57.08 2.2 1988 44.08 LogNormal 1989 69.21 2 1990 72.82 1991 58.43 1.8 1992 59.52 1993 52.12 1994 50.10 1.6
1995 61.73 log10(AMF) 1996 56.28 1.4 1997 47.16 1998 52.12 1.2 1999 64.55 2 5 10 25 50 100 500 2000 47.16 1 -3 -2 -1 0 1 2 3 4 2001 58.97 Normal N(0,1) y 2002 49.61 2003 51.11 2004 59.52 COMMENTS 1.Linear Score (subjective) :EV1=2, LO2=1, LN2=2 2.Shape Codes (subjective) :EV1=S2X, LO2=S2X, LN2=L2X *For Explanation of Scores and Codes see in Introductory Page 26005 RIVER SUCK @ DERRYCAHILL Annual Maximum Floods 1954 to 2004.(no missing years) A2 A (km 2)= 1050.00 N= 51 Year AMF(m 3 /s) Moments PWM L-Moments 1954 116.66 Mean 92.797 M100 92.797 L1 92.797 L-Cv 0.101 1955 60.74 Median 93.211 M110 51.069 L2 9.341 L-Skew 0.035 1956 91.54 Std.Dev. 16.438 M120 35.657 L3 0.326 L-Kur 0.141 1957 72.97 CV 0.177 M130 27.550 L4 1.322 1958 66.00 HazenS. 0.273 1959 94.05 160 1960 84.27 26005 RIVER SUCK @ DERRYCAHILL 1961 86.65 140 EV1 1962 77.37 120 1963 89.08 1964 93.21 100 1965 100.08 winter peak 80 1966 64.00 summer peak
1967 110.95 AMF(m3/s) 60 1968 135.94 1969 89.89 40 1970 82.70 20 1971 64.66 2 5 10 25 50 100 500 1972 71.54 0 EV1 y 1973 94.90 -2-1 0 1 2 3 4 5 6 7 1974 93.21 160 1975 81.16 LO2 1976 72.97 140 1977 109.09 120 1978 78.87 1979 98.33 100 1980 78.12 80 1981 78.87 AMF(m3/s) 60 1982 91.54 1983 100.96 40 1984 97.47 20 1985 85.06 2 5 10 25 50 100 500 1986 100.08 0 1987 91.54 -6 -4 -2 0 2 4 6 8
UPPER SHANNON CATCHMENT UPPER 1988 72.97 Logistic reduced variate 1989 116.66 2.2 1990 118.60 LogNormal 1991 87.45 2.1 1992 101.84 1993 94.90 2 1994 112.84 1995 98.33 1996 110.02 1.9
1997 99.20 log10(AMF) 1998 94.90 1.8 1999 123.55 2000 91.54 1.7 2001 115.70 2 5 10 25 50 100 500 2002 93.21 1.6 -3 -2 -1 0 1 2 3 4 2003 85.45 Normal N(0,1) y 2004 110.95 COMMENTS 1.Linear Score (subjective) :EV1=4, LO2=4, LN2=5 2.Shape Codes (subjective) :EV1=L2, LO2=L2, LN2=L1 *For Explanation of Scores and Codes see in Introductory Page 26009 RIVER BLACK @ BELLANTRA BRIDGE Annual Maximum Floods 1970 to 2004.(no missing years) A2 A (km 2)= 97.00 N= 35 Year AMF(m 3 /s) Moments PWM L-Moments 1970 16.56 Mean 13.659 M100 13.659 L1 13.659 L-Cv 0.090 1971 16.56 Median 13.218 M110 7.445 L2 1.231 L-Skew 0.202 1972 14.17 Std.Dev. 2.201 M120 5.210 L3 0.249 L-Kur 0.110 1973 17.52 CV 0.161 M130 4.038 L4 0.136 1974 13.39 HazenS. 0.929 1975 11.90 1976 13.22 20 26009 RIVER BLACK @ BELLANTRA BRIDGE 1977 14.17 EV1 1978 16.00 1979 13.43 15 1980 12.34 1981 10.34 winter peak 1982 11.99 10 summer peak
1983 13.68 AMF(m3/s) 1984 12.34 1985 15.80 5 1986 11.75 1987 18.76 2 5 10 25 50 100 500 1988 12.11 0 EV1 y 1989 13.06 -2-1 0 1 2 3 4 5 6 7 1990 13.80 1991 10.29 20 LO2 1992 14.43 1993 11.93 1994 12.52 15 1995 13.06 1996 12.11 1997 11.99 10 AMF(m3/s) 1998 12.05 1999 15.47 5 2000 10.95 2001 13.31 2 5 10 25 50 100 500 2002 18.34 0 2003 11.99 -6 -4 -2 0 2 4 6 8
UPPER SHANNON CATCHMENT UPPER 2004 16.74 Logistic reduced variate 1.3 LogNormal 1.25
1.2
1.15
1.1
log10(AMF) 1.05
1
0.95 2 5 10 25 50 100 500 0.9 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=4, LO2=3, LN2=2 2.Shape Codes (subjective) :EV1=S1, LO2=S1, LN2=S2 *For Explanation of Scores and Codes see in Introductory Page 26018 RIVER OWENURE @ BELLAVAHAN Annual Maximum Floods 1956 to 2004.(no missing years) A2 A (km 2)= 118.00 N= 49 Year AMF(m 3 /s) Moments PWM L-Moments 1956 9.99 Mean 9.192 M100 9.192 L1 9.192 L-Cv 0.114 1957 7.11 Median 8.952 M110 5.120 L2 1.047 L-Skew 0.126 1958 7.43 Std.Dev. 1.860 M120 3.609 L3 0.132 L-Kur 0.113 1959 9.52 CV 0.202 M130 2.808 L4 0.118 1960 8.07 HazenS. 0.768 1961 9.87 16 1962 7.01 26018 RIVER OWENURE @ BELLAVAHAN 1963 10.10 14 1964 13.06 12 1965 12.94 1966 8.51 10 1967 10.46 winter peak 8 1968 11.18 summer peak
1969 10.70 AMF(m3/s) 6 1970 6.50 1971 6.30 4 1972 8.62 2 2 5 10 25 50 100 500 1973 7.64 1974 10.46 0 EV1 y 1975 7.32 -2-1 0 1 2 3 4 5 6 7 1976 7.53 16 1977 7.85 LO2 1978 7.43 14 1979 7.85 12 1980 6.15 1981 8.40 10 1982 9.18 8 1983 9.99 AMF(m3/s) 6 1984 7.22 1985 7.22 4 1986 9.41 2 1987 8.95 2 5 10 25 50 100 500 OWENURE CATCHMENT OWENURE 1988 8.18 0 1989 12.94 -6 -4 -2 0 2 4 6 8 1990 13.98 Logistic reduced variate 1991 8.07 1.2 1992 9.75 LogNormal 1993 8.73 1.1 1994 10.10 1995 10.10 1 1996 9.87 1997 9.64 1998 8.73 0.9
1999 12.55 log10(AMF) 2000 8.62 0.8 2001 11.06 2002 9.87 0.7 2003 7.74 2 5 10 25 50 100 500 2004 10.58 0.6 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=4, LO2=3, LN2=4 2.Shape Codes (subjective) :EV1=L2, LO2=S1, LN2=L2 *For Explanation of Scores and Codes see in Introductory Page 26021 RIVER INNY @ BALLYMAHON Annual Maximum Floods 1975 to 2004.(no missing years) A2 A (km 2)= 1071.00 N= 30 Year AMF(m 3 /s) Moments PWM L-Moments 1975 42.23 Mean 65.883 M100 65.883 L1 65.883 L-Cv 0.140 1976 59.80 Median 66.345 M110 37.554 L2 9.225 L-Skew -0.112 1977 66.20 Std.Dev. 16.462 M120 26.401 L3 -1.036 L-Kur 0.187 1978 89.88 CV 0.250 M130 20.449 L4 1.724 1979 67.38 HazenS. -0.856 1980 66.49 1981 60.95 100 26021 RIVER INNY @ BALLYMAHON 1982 81.51 EV1 1983 74.64 1984 75.88 80 1985 51.98 1986 61.81 60 winter peak 1987 75.26 summer peak
1988 43.00 AMF(m3/s) 40 1989 84.06 1990 59.23 20 1991 53.08 2 5 10 25 50 100 500 1992 59.80 1993 76.49 0 EV1 y 1994 88.58 -2-1 0 1 2 3 4 5 6 7 1995 60.38 1996 69.77 100 LO2 1997 69.17
1998 66.20 80 1999 92.51 2000 73.41 60 2001 85.98 2002 66.20 AMF(m3/s) 2003 25.10 40 2004 29.49
INNY CATCHMENT INNY 20 2 5 10 25 50 100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2.2 LogNormal 2
1.8
1.6 log10(AMF) 1.4
1.2 2 5 10 25 50 100 500 1 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Convex upwards pattern leading to a flattening out at the upper end of the EV1 probability plot 2.Linear Score (subjective) :EV1=1, LO2=2, LN2=1 3.Shape Codes (subjective) :EV1=D2, LO2=D1, LN2=D1 *For Explanation of Scores and Codes see in Introductory Page 26022 RIVER FALLAN @ KILMORE Annual Maximum Floods 1972 to 2004.(no missing years) A2 A (km 2)= 950.00 N= 33 Year AMF(m 3 /s) Moments PWM L-Moments 1972 3.20 Mean 6.635 M100 6.635 L1 6.635 L-Cv 0.173 1973 7.32 Median 6.487 M110 3.892 L2 1.150 L-Skew 0.091 1974 6.29 Std.Dev. 1.992 M120 2.804 L3 0.104 L-Kur 0.047 1975 5.70 CV 0.300 M130 2.205 L4 0.054 1976 5.04 HazenS. 0.468 1977 4.81 1978 8.20 12 26022 RIVER FALLAN @ KILMORE 1979 7.75 EV1 1980 6.69 10 1981 8.08 1982 9.23 8 1983 8.20 winter peak 1984 6.09 6 summer peak
1985 8.20 AMF(m3/s) 1986 6.49 4 1987 11.06 1988 7.00 2 2 5 10 25 50 100 500 1989 10.31 1990 9.82 0 EV1 y 1991 4.42 -2-1 0 1 2 3 4 5 6 7 1992 5.99 1993 5.22 12 GLO 1994 5.32 1995 4.50 10 1996 6.69 1997 4.86 8 1998 4.16 6 1999 8.88 AMF(m3/s) 2000 4.68 4 2001 4.59 2002 8.25 2 2 5 10 25 50 100 500 CAMLIN CATCHMENT 2003 4.07 2004 7.86 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.1 LogNormal 1
0.9
0.8
0.7
log10(AMF) 0.6
0.5 2 5 10 25 50 100 500 0.4
0.3 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=4, LO2=3, LN2=4 2.Shape Codes (subjective) :EV1=L2, LO2=S1, LN2=S1 *For Explanation of Scores and Codes see in Introductory Page 27001 RIVER CLAUREEN @ INCH BRIDGE Annual Maximum Floods 1972 to 2002.(missing year '93 ) A2 A (km 2)= 48.00 N= 30 Year AMF(m 3 /s) Moments PWM L-Moments 1972 21.20 Mean 20.652 M100 20.652 L1 20.652 L-Cv 0.105 1973 26.70 Median 20.100 M110 11.411 L2 2.170 L-Skew 0.193 1974 19.90 Std.Dev. 4.047 M120 8.039 L3 0.418 L-Kur 0.248 1975 21.40 CV 0.196 M130 6.271 L4 0.538 1976 15.80 HazenS. 1.554 1977 21.40 40 1978 23.20 27001 RIVER CLAUREEN @ INCH BRIDGE 1979 21.80 35 EV1 1980 18.50 30 1981 22.60 1982 20.30 25 1983 20.20 winter peak 20 1984 24.70 summer peak
1985 31.40 AMF(m3/s) 15 1986 21.30 1987 18.10 10 1988 19.20 5 2 5 10 25 50 100 500 1989 19.50 1990 14.60 0 EV1 y 1991 31.70 -2-1 0 1 2 3 4 5 6 7 1992 14.80 40 1994 23.30 LO2 1995 21.10 35 1996 20.00 30 1997 18.50 25 1998 18.20 1999 19.00 20 2000 17.78 AMF(m3/s) 15 2001 16.23 2002 17.14 10 DOONCATCHMENT 5 2 5 10 25 50 100 500
0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.6 LogNormal 1.5
1.4
1.3
1.2
log10(AMF) 1.1
1
0.9 2 5 10 25 50 100 500 0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=4, LO2=3, LN2=3 2.Shape Codes (subjective) :EV1=L2, LO2=U1, LN2=L2 *For Explanation of Scores and Codes see in Introductory Page 27003 RIVER FERGUS @ COROFIN Annual Maximum Floods 1957 to 2004.( no missing year ) A2 A (km 2)= 168.00 N= 48 Year AMF(m 3 /s) Moments PWM L-Moments 1957 26.92 Mean 24.013 M100 24.013 L1 24.013 L-Cv 0.128 1958 13.09 Median 22.916 M110 13.549 L2 3.085 L-Skew 0.093 1959 32.97 Std.Dev. 5.644 M120 9.595 L3 0.288 L-Kur 0.220 1960 28.84 CV 0.235 M130 7.498 L4 0.680 1961 20.10 HazenS. 0.713 1962 16.17 45 1963 25.08 27003 RIVER FERGUS @ COROFIN 1964 32.43 40 EV1 1965 19.72 35 1966 20.88 30 1967 25.99 1968 40.50 25 winter peak summer peak 1969 22.92 20
1970 23.47 AMF(m3/s) 15 1971 21.16 1972 22.09 10 1973 27.87 5 1974 25.99 2 5 10 25 50 100 500 1975 22.50 0 1976 11.98 -2-1 0 1 2EV1 y 3 4 5 6 7 1977 26.92 45 1978 28.35 LO2 40 1979 25.99 1980 25.99 35 1981 22.92 30 1982 25.99 25 1983 28.35 1984 24.64 20 AMF(m3/s) 1985 20.49 15 1986 20.88 10
DOONCATCHMENT 1987 21.28 5 1988 16.51 2 5 10 25 50100 500 1989 26.92 0 1990 22.50 -6 -4 -2 0 2 4 6 8 1991 21.68 Logistic reduced variate 1992 18.61 1.8 1993 28.35 LogNormal 1994 38.07 1.6 1995 15.52 1996 22.09 1.4 1997 19.72 1998 22.92 1.2 1999 34.06 2000 21.68 1 2001 25.99 log10(AMFFlood) 2002 22.50 2003 19.72 0.8 2004 23.34 2 5 10 25 50 100 500 0.6 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=4, LO2=4, LN2=4 2.Shape Codes (subjective) :EV1=L2, LO2=L2, LN2=L2 *For Explanation of Scores and Codes see in Introductory Page 29004 RIVER CLARINBRIDGE @ CLARINBRIDGE Annual Maximum Floods 1973 to 2004.(no missing year ) A2 A (km 2)= 123.00 N= 32 Year AMF(m 3 /s) Moments PWM L-Moments 1973 12.05 Mean 11.394 M100 11.394 L1 11.394 L-Cv 0.083 1974 11.55 Median 11.296 M110 6.172 L2 0.950 L-Skew 0.144 1975 9.63 Std.Dev. 1.670 M120 4.295 L3 0.136 L-Kur 0.085 1976 10.53 CV 0.147 M130 3.314 L4 0.080 1977 14.02 HazenS. 0.771 1978 9.32 18 1979 12.05 29004 RIVER CLARINBRIDGE @ CLARINBRIDGE 1980 11.55 16 EV1 1981 9.03 14 1982 11.87 12 1983 11.21 1984 11.05 10 winter peak summer peak 1985 10.39 8
1986 10.39 AMF(m3/s) 6 1987 10.09 1988 9.63 4 2 5 10 25 50 100 500 1989 14.11 2 1990 11.38 1991 10.25 0 1992 11.88 -2-1 0 1 2EV1 y 3 4 5 6 7 1993 10.40 18 1994 14.77 LO2 16 1995 9.78 1996 10.56 14 1997 12.57 12 1998 12.82 10 1999 14.58 2000 12.05 8 AMF(m3/s) 2001 11.88 6 2002 9.63 4 2003 9.03 2 5 10 25 50100 500 2004 14.58 2 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.2
LAVALLY/CLARINBRIDGECATCHMENT LogNormal 1.15
1.1
1.05
1
log10(AMF) 0.95
0.9 2 5 10 25 50 100 500 0.85
0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Convex upwards pattern leading to a flattening out at the upper end of the EV1 probability plot 2.Linear Score (subjective) :EV1=4, LO2=3, LN2=3 3.Shape Codes (subjective) :EV1=L2, LO2=L2, LN2=S1 *For Explanation of Scores and Codes see in Introductory Page 29071 RIVER L.CUTRA @ CUTRA AM Floods 1976 to 2003.(missing year '78,81,82 ) A2 A (km 2)= 123.50 N= 25 Year AMF(m 3 /s) Moments PWM L-Moments 1976 10.60 Mean 15.815 M100 15.815 L1 15.815 L-Cv 0.130 1977 15.10 Median 15.400 M110 8.936 L2 2.056 L-Skew 0.117 1979 14.40 Std.Dev. 3.685 M120 6.340 L3 0.240 L-Kur 0.210 1980 12.90 CV 0.233 M130 4.960 L4 0.431 1983 16.40 HazenS. 0.910 1984 16.90 30 1985 16.40 29071 RIVER L.CUTRA @ CUTRA 1986 13.60 25 1987 14.40 1988 9.98 20 1989 18.80 1990 17.10 winter peak 15 1991 22.40 summer peak
1992 11.70 AMF(m3/s) 10 1993 16.40 1994 24.30 1995 18.50 5 2 5 10 25 50 100 500 1996 15.40 1997 15.40 0 1998 14.70 -2-1 0 1 2EV1 y 3 4 5 6 7 1999 23.30 30 2000 10.60 LO2 2001 17.10 25 2002 13.00 2003 16.01 20
15 AMF(m3/s) 10
5 2 5 10 25 50100 500 KINVARRA CATCHMENT KINVARRA 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.5 LogNormal 1.4
1.3
1.2
1.1 log10(AMF)
1
0.9 2 5 10 25 50 100 500 0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=4, LO2=3, LN2=4 2.Shape Codes (subjective) :EV1=L2, LO2=S1, LN2=L2 *For Explanation of Scores and Codes see in Introductory Page 30007 RIVER CLARE @ BALLYGADDY Annual Maximum Floods 1974 to 2004.(no missing years) A2 A (km 2)= 458.00 N= 31 Year AMF(m 3 /s) Moments PWM L-Moments 1974 51.41 Mean 61.934 M100 61.934 L1 61.934 L-Cv 0.107 1975 57.63 Median 62.975 M110 34.292 L2 6.650 L-Skew 0.112 1976 41.97 Std.Dev. 12.300 M120 24.094 L3 0.747 L-Kur 0.203 1977 64.81 CV 0.199 M130 18.730 L4 1.348 1978 54.20 HazenS. 1.303 1979 68.54 120 1980 66.04 30007 RIVER CLARE @ BALLYGADDY 1981 51.97 EV1 100 1982 66.66 1983 62.98 80 1984 66.04 1985 71.09 winter peak 60 1986 76.31 summer peak
1987 64.81 AMF(m3/s) 40 1988 63.58 1989 95.98 1990 67.91 20 2 5 10 25 50 100 500 1991 69.81 1992 66.04 0 1993 50.86 -2-1 0 1 2EV1 y 3 4 5 6 7 1994 58.80 120 1995 65.42 LO2 1996 44.50 100 1997 48.16 1998 53.08 80 1999 94.50 2000 47.63 60 2001 61.17 AMF(m3/s) 2002 49.24 40 2003 57.05
CARACATCHMENT 2004 61.77 20 2 5 10 25 50100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2.1 LogNormal 2
1.9
1.8
1.7
1.6 log10(AMF) 1.5
1.4
1.3 2 5 10 25 50 100 500 1.2 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=4, LO2=3, LN2=4 2.Shape Codes (subjective) :EV1=L2X, LO2=L2X, LN2=L2X *For Explanation of Scores and Codes see in Introductory Page 30061 RIVER CORRIB ESTUARY @ WOLFE TONE BRIDGE AMF 1972 to 2004.(no missing year) A2 A (km 2)= 3111.00 N= 33 Year AMF(m 3 /s) Moments PWM L-Moments 1972 169.43 Mean 274.974 M100 274.974 L1 274.974 L-Cv 0.146 1973 214.64 Median 247.968 M110 157.623 L2 40.273 L-Skew 0.410 1974 230.98 Std.Dev. 87.229 M120 114.544 L3 16.496 L-Kur 0.379 1975 346.79 CV 0.317 M130 91.753 L4 15.247 1976 189.82 HazenS. 3.038 1977 227.66 700 1978 363.57 30061 RIVER CORRIB ESTUARY @ WOLFE TONE BRIDGE 1979 241.10 600 1980 338.55 1981 247.97 500 1982 244.52 1983 269.21 400 winter peak 1984 272.84 summer peak 300
1985 241.10 AMF(m3/s) 1986 247.97 200 1987 254.94 1988 276.49 100 2 5 10 25 50 100 500 1989 214.64 1990 380.77 0 EV1 y 1991 223.18 -2-1 0 1 2 3 4 5 6 7 1992 281.12 700 1993 270.56 LO2 1994 281.12 600 1995 206.89 500 1996 255.09 1997 245.04 400 1998 236.99 1999 262.83 300 AMF(m3/s) 2000 244.82 200 2001 258.78 2002 216.01 100 2 5 10 25 50 100 500 CORRIBCATCHMENT 2003 517.16 2004 601.59 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
3 2.8 LogNormal 2.6 2.4 2.2 2 1.8 log10(AMF) 1.6 1.4 1.2 2 5 10 25 50 100 500 1 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=1, LO2=1, LN2=2 2.Shape Codes (subjective) :EV1=U2, LO2=U2, LN2=U1 *For Explanation of Scores and Codes see in Introductory Page 32012 RIVER NEWPORT @ NEWPORT WEIR Annual Maximum Floods 1981 to 2004.(no missing years) A2 A (km 2)= 138.30 24 Year AMF(m 3 /s) Moments PWM L-Moments 1981 26.60 Mean 30.058 M100 30.058 L1 30.058 L-Cv 0.071 1982 29.70 Median 29.850 M110 16.095 L2 2.131 L-Skew 0.001 1983 31.90 Std.Dev. 3.745 M120 11.086 L3 0.003 L-Kur 0.181 1984 35.60 CV 0.125 M130 8.494 L4 0.386 1985 27.30 HazenS. -0.123 1986 36.60 45 1987 29.70 32012 RIVER NEWPORT @ NEWPORT WEIR 1988 26.20 40 EV1 1989 36.30 35 1990 32.80 30 1991 29.90 1992 27.20 25 winter peak summer peak 1993 30.30 20
1994 29.80 AMF(m3/s) 15 1995 23.40 1996 27.40 10 1997 22.00 5 2 5 10 25 50 100 500 1998 29.80 1999 30.70 0 2000 30.30 -2-1 0 1 2EV1 y 3 4 5 6 7 2001 31.00 45 2002 33.30 LO2 40 2003 28.50 2004 35.10 35 30
25
20 AMF(m3/s) 15
10
5 2 5 10 25 50100 500 NEWPORT CATCHMENT NEWPORT 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.6 LogNormal 1.55
1.5
1.45
1.4
log10(AMF) 1.35
1.3
1.25 2 5 10 25 50 100 500 1.2 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Convex upwards pattern leading to a flattening out at the upper end of the EV1 probability plot 2.Linear Score (subjective) :EV1=3, LO2=5, LN2=3 3.Shape Codes (subjective) :EV1=D1, LO2=L2, LN2=L2 *For Explanation of Scores and Codes see in Introductory Page 34001 RIVER MOY @ RAHANS Annual Maximum Floods 1968 to 2004.(missing years '85) A2 A (km 2)= 1911.00 N= 36 Year AMF(m 3 /s) Moments PWM L-Moments 1968 119.31 Mean 174.763 M100 174.763 L1 174.763 L-Cv 0.104 1969 165.92 Median 174.611 M110 96.506 L2 18.248 L-Skew 0.080 1970 150.64 Std.Dev. 33.409 M120 67.621 L3 1.456 L-Kur 0.211 1971 143.24 CV 0.191 M130 52.459 L4 3.851 1972 130.33 HazenS. 1.076 1973 177.00 350 1974 163.77 34001 RIVER MOY @ RAHANS 1975 134.57 300 EV1 1976 116.62 1977 155.15 250 1978 170.63 1979 193.38 200 winter peak 1980 208.66 summer peak 150
1981 172.22 AMF(m3/s) 1982 181.85 100 1983 195.05 1984 170.63 50 1986 212.12 2 5 10 25 50 100 500 1987 178.61 0 1988 152.13 -2-1 0 1 2EV1 y 3 4 5 6 7 1989 286.56 350 1990 224.44 LO2 1991 177.00 300 1992 190.05 250 1993 178.61 1994 183.48 200 1995 144.70 1996 129.52 150 AMF(m3/s) 1997 213.86 100 1998 169.06 MOY CATCHMENT MOY 1999 219.12 50 2000 172.22 2 5 10 25 50100 500 2001 198.41 0 2002 183.48 -6 -4 -2 0 2 4 6 8 2003 152.13 Logistic reduced variate 2004 177.00 2.7 LogNormal 2.5
2.3
2.1 log10(AMF) 1.9
1.7 2 5 10 2550100 500 1.5 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=4, LO2=3, LN2=4 2.Shape Codes (subjective) :EV1=L2X, LO2=L2X, LN2=L2 *For Explanation of Scores and Codes see in Introductory Page 34003 RIVER MOY @ FOXFORD Annual Maximum Floods 1976 to 2004.(no missing years) A2 A (km 2)= 1737.00 29 Year AMF(m 3 /s) Moments PWM L-Moments 1976 113.00 Mean 180.415 M100 180.415 L1 180.415 L-Cv 0.093 1977 171.00 Median 178.000 M110 98.587 L2 16.759 L-Skew 0.114 1978 164.00 Std.Dev. 31.397 M120 68.838 L3 1.917 L-Kur 0.253 1979 196.00 CV 0.174 M130 53.336 L4 4.233 1980 201.00 HazenS. 1.265 1981 168.00 1982 187.00 300 34003 RIVER MOY @ FOXFORD 1983 189.00 EV1 1984 154.00 250 1985 161.00 1986 209.00 200 1987 185.00 winter peak 1988 144.00 150 summer peak
1989 282.00 AMF(m3/s) 1990 217.00 100 1991 167.00 1992 190.00 50 1993 168.00 2 5 10 25 50 100 500 1994 193.00 0 1995 140.00 -2-1 0 1 2EV1 y 3 4 5 6 7 1996 156.00 1997 232.00 300 LO2 1998 178.00 1999 195.00 250 2000 170.00 2001 190.00 200 2002 161.00 150 2003 159.00 AMF(m3/s) 2004 192.04 100 MOY CATCHMENT MOY 50 2 5 10 25 50100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2.5 LogNormal 2.4
2.3
2.2 log10(AMF) 2.1
2
1.9 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=3, LO2=3, LN2=3 2.Shape Codes (subjective) :EV1=S1, LO2=S1, LN2=S2 *For Explanation of Scores and Codes see in Introductory Page 34009 RIVER OWENGARVE @ CURRAGHBONAUN Annual Maximum Floods 1972 to 2003.(no missing years) A2 A (km 2)= 113.00 N= 33 Year AMF(m 3 /s) Moments PWM L-Moments 1972 23.36 Mean 28.366 M100 28.366 L1 28.366 L-Cv 0.097 1973 29.85 Median 27.480 M110 15.561 L2 2.755 L-Skew 0.081 1974 27.37 Std.Dev. 4.846 M120 10.870 L3 0.224 L-Kur 0.158 1975 26.16 CV 0.171 M130 8.409 L4 0.434 1976 21.49 HazenS. 0.432 1977 28.15 45 1978 30.19 34009 RIVER OWENGARVE @ CURRAGHBONAUN 1979 29.62 40 EV1 1980 34.66 35 1981 24.96 30 1982 26.82 1983 26.16 25 winter peak summer peak 1984 34.18 20
1985 31.70 AMF(m3/s) 15 1986 31.82 1987 26.49 10 1988 26.60 5 2 5 10 25 50 100 500 1989 38.58 1990 25.72 0 1991 29.62 -2-1 0 1 2EV1 y 3 4 5 6 7 1992 27.59 45 1993 29.17 LO2 40 1994 27.48 1995 31.23 35 1996 26.49 30 1997 35.75 25 1998 34.90 1999 38.58 20 AMF(m3/s) 2000 19.18 15 2001 20.58 10 MOY CATCHMENT MOY 2002 22.94 2003 22.21 5 2 5 10 25 50100 500 2003 26.49 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.7 LogNormal 1.6
1.5
1.4
1.3 log10(AMF) 1.2
1.1 2 5 10 25 50 100 500 1 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Convex upwards pattern leading to a flattening out at the upper end of the EV1 probability plot 2.Linear Score (subjective) :EV1=4, LO2=4, LN2=5 3.Shape Codes (subjective) :EV1=L2, LO2=L2, LN2=L1 *For Explanation of Scores and Codes see in Introductory Page 34011 RIVER MANULLA @ GNEEVE BRIDGE Annual Maximum Floods 1975 to 2004.(no missing year ) A2 A (km 2)= 144.00 N= 30 Year AMF(m 3 /s) Moments PWM L-Moments 1975 15.36 Mean 18.795 M100 18.795 L1 18.795 L-Cv 0.090 1976 13.57 Median 18.729 M110 10.244 L2 1.692 L-Skew 0.097 1977 17.54 Std.Dev. 3.054 M120 7.139 L3 0.165 L-Kur 0.229 1978 16.17 CV 0.163 M130 5.521 L4 0.387 1979 16.53 HazenS. 0.777 1980 21.74 30 1981 19.63 34011 RIVER MANULLA @ GNEEVE BRIDGE 1982 16.00 25 1983 18.82 1984 19.13 20 1985 18.21 1986 21.48 winter peak 15 1987 20.07 summer peak
1988 19.82 AMF(m3/s) 10 1989 26.05 1990 19.44 1991 19.57 5 2 5 10 25 50 100 500 1992 17.48 1993 17.96 0 1994 17.36 -2-1 0 1 2EV1 y 3 4 5 6 7 1995 15.13 30 1996 13.13 LO2 1997 25.77 25 1998 20.96 1999 24.26 20 2000 19.07 2001 17.48 15 2002 17.84 AMF(m3/s) 2003 18.64 10 2004 19.63 MOY CATCHMENT MOY 5 2 5 10 25 50100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.45 LogNormal 1.4
1.35
1.3
1.25
1.2 log10(AMF) 1.15
1.1
1.05 2 5 10 25 50 100 500 1 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=4, LO2=4, LN2=4 2.Shape Codes (subjective) :EV1=S1, LO2=L2, LN2=L2 *For Explanation of Scores and Codes see in Introductory Page 34024 RIVER POLLAGH @ KILTIMAGH Annual Maximum Floods 1977 to 2004.( no missing year ) A2 A (km 2)= 128.00 N= 28 Year AMF(m 3 /s) Moments PWM L-Moments 1977 20.20 Mean 20.700 M100 20.700 L1 20.700 L-Cv 0.066 1978 21.10 Median 20.800 M110 11.035 L2 1.370 L-Skew -0.051 1979 19.70 Std.Dev. 2.386 M120 7.574 L3 -0.069 L-Kur 0.140 1980 24.70 CV 0.115 M130 5.784 L4 0.191 1981 18.40 HazenS. -0.395 1982 19.40 30 1983 20.30 34024 RIVER POLLAGH @ KILTIMAGH 1984 21.40 25 1985 22.90 1986 23.50 20 1987 21.00 1988 21.20 winter peak 15 1989 24.00 summer peak
1990 20.50 AMF(m3/s) 10 1991 22.40 1992 16.10 1993 18.90 5 2 5 10 25 50 100 500 1994 18.20 1995 19.90 0 1996 17.60 -2-1 0 1 2EV1 y 3 4 5 6 7 1997 23.50 30 1998 22.60 LO2 1999 24.60 25 2000 15.30 2001 21.40 20 2002 18.70 2003 20.60 15 2004 21.50 AMF(m3/s) 10 MOY CATCHMENT MOY 5 2 5 10 25 50100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.5 LogNormal 1.4
1.3
1.2
1.1 log10(AMF)
1
0.9 2 5 10 25 50 100 500 0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Convex upwards pattern leading to a flattening out at the upper end of the EV1 probability plot 2.Linear Score (subjective) :EV1=3, LO2=4, LN2=3 3.Shape Codes (subjective) :EV1=D1, LO2=L2, LN2=L2 *For Explanation of Scores and Codes see in Introductory Page 35001 RIVER OWENMORE @ BALLYNACARROW Annual Maximum Floods 1972 to 2000.(no missing year) A2 A (km 2)= 299.00 N= 29 Year AMF(m 3 /s) Moments PWM L-Moments 1972 27.12 Mean 30.522 M100 30.522 L1 30.522 L-Cv 0.119 1973 33.02 Median 31.159 M110 17.078 L2 3.634 L-Skew -0.009 1974 33.49 Std.Dev. 6.425 M120 11.985 L3 -0.034 L-Kur 0.190 1975 25.39 CV 0.211 M130 9.292 L4 0.692 1976 23.29 HazenS. 0.097 1977 28.44 1978 30.70 50 35001 RIVER OWENMORE @ BALLYNACARROW 1979 35.40 EV1 1980 35.40 1981 32.08 40 1982 31.16 1983 29.79 30 winter peak 1984 38.34 summer peak
1985 40.85 AMF(m3/s) 20 1986 31.62 1987 31.16 10 1988 22.47 2 5 10 25 50 100 500 1989 46.04 1990 30.24 0 1991 38.83 -2-1 0 1 2EV1 y 3 4 5 6 7 1992 29.34 1993 28.44 50 LO2 1994 33.96
1995 34.44 40 1996 31.62 1997 22.06 30 1998 20.46 1999 23.29 AMF(m3/s) 2000 16.66 20
10 2 5 10 25 50100 500 0 -6 -4 -2 0 2 4 6 8
GLENCARLOUGH CATCHMENT Logistic reduced variate
1.7 LogNormal 1.6
1.5
1.4
1.3 log10(AMF) 1.2
1.1 2 5 10 25 50 100 500 1 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=4, LO2=5, LN2=4 2.Shape Codes (subjective) :EV1=L2, LO2=L2, LN2=L2 *For Explanation of Scores and Codes see in Introductory Page 35002 RIVER OWENBEG @ BILLA BRIDGE Annual Maximum Floods 1971 to 2004.(no missing years) A2 A (km 2)= 90.00 N= 34 Year AMF(m 3 /s) Moments PWM L-Moments 1971 31.90 Mean 51.783 M100 51.783 L1 51.783 L-Cv 0.098 1972 47.86 Median 50.478 M110 28.417 L2 5.051 L-Skew 0.026 1973 55.26 Std.Dev. 8.781 M120 19.808 L3 0.129 L-Kur 0.081 1974 49.07 CV 0.170 M130 15.271 L4 0.410 1975 49.04 HazenS. 0.069 1976 46.28 80 1977 40.52 35002 RIVER OWENBEG @ BILLA BRIDGE 1978 59.15 70 1979 60.61 60 1980 48.45 1981 40.20 50 1982 53.64 40 winter peak 1983 47.17
1984 56.36 AMF(m3/s) 30 1985 58.38 1986 58.01 20 1987 59.01 10 2 5 10 25 50 100 500 1988 61.36 1989 43.64 0 1990 69.37 -2-1 0 1 2EV1 y 3 4 5 6 7 1991 66.85 80 1992 44.38 LO2 1993 55.59 70 1994 39.48 60 1995 43.33 1996 49.63 50 1997 52.89 40 1998 45.94 AMF(m3/s) 30 1999 51.32 2000 67.47 20 2001 44.41 10 2002 45.09 2 5 10 25 50100 500
OWENMORE CATCHMENT OWENMORE 2003 60.23 0 2004 58.75 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.9 1.85 LogNormal 1.8 1.75 1.7 1.65 1.6 log10(AMF) 1.55 1.5 1.45 2 5 10 25 50 100 500 1.4 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.No summer peak is observed 2.Linear Score (subjective) :EV1=3, LO2=5, LN2=4 3.Shape Codes (subjective) :EV1=D1, LO2=L2, LN2=L2 *For Explanation of Scores and Codes see in Introductory Page 35005 RIVER BALLYSADARE @ BALLYSADARE Annual Maximum Floods '45 - '02.(missing year '62,86,87) A2 A (km 2)= 642.00 N= 55 Year AMF(m 3 /s) Moments PWM L-Moments 1945 57.98 Mean 77.779 M100 77.779 L1 77.779 L-Cv 0.144 1946 66.43 Median 75.419 M110 44.477 L2 11.174 L-Skew 0.205 1947 69.90 Std.Dev. 20.245 M120 31.895 L3 2.287 L-Kur 0.143 1948 69.90 CV 0.260 M130 25.125 L4 1.595 1949 57.98 HazenS. 1.039 1950 56.41 1951 64.62 140 35005 RIVER BALLYSADARE @ BALLYSADARE 1952 54.87 EV1 1953 57.98 120 1954 111.03 100 1955 53.35 1956 75.42 80 winter peak 1957 77.27 summer peak 60 1958 57.98 AMF(m3/s)
1959 62.95 40 1960 48.83 1961 79.15 20 2 5 10 25 50 100 500 1963 59.68 1964 69.90 0 1965 73.59 -2-1 0 1 2EV1 y 3 4 5 6 7 1966 75.42 1967 111.49 140 LO2 1968 125.27 120 1969 77.87 1970 59.93 100 1971 75.77 1972 69.53 80 1973 77.87 AMF(m3/s) 60 1974 89.04 1975 58.73 40 1976 46.78 20 1977 64.25 2 5 10 25 50100 500 MOY CATCHMENT MOY 1978 68.09 0 1979 117.72 -6 -4 -2 0 2 4 6 8 1980 85.12 Logistic reduced variate 1981 72.20 2.2 1982 74.25 LogNormal 1983 76.32 2.1 1984 109.75 1985 68.09 2 1988 54.07 1989 132.71 1.9 1990 99.65 1.8
1991 97.21 log10(AMF) 1992 75.49 1.7 1993 67.44 1994 88.59 1.6 1995 84.08 2 5 10 25 50 100 500 1996 76.88 1.5 -3 -2 -1 0 1 2 3 4 1997 101.29 Normal N(0,1) y 1998 95.61 1999 101.29 2000 79.72 2001 78.29 2002 116.82 COMMENTS 1.Linear Score (subjective) :EV1=4, LO2=2, LN2=4 2.Shape Codes (subjective) :EV1=S1, LO2=S1, LN2=L2 *For Explanation of Scores and Codes see in Introductory Page 35071 RIVER L.MELVIN @ LAREEN Annual Maximum Floods 1974 to 2004.(missing year '81) A2 A (km 2)= N/A N= 30 Year AMF(m 3 /s) Moments PWM L-Moments 1974 29.93 Mean 26.946 M100 26.946 L1 26.946 L-Cv 0.100 1975 18.70 Median 26.294 M110 14.824 L2 2.702 L-Skew 0.118 1976 19.03 Std.Dev. 4.815 M120 10.386 L3 0.318 L-Kur 0.197 1977 22.16 CV 0.179 M130 8.058 L4 0.531 1978 22.16 HazenS. 0.759 1979 29.93 45 1980 25.90 35071 RIVER L.MELVIN @ LAREEN 1982 28.69 40 EV1 1983 26.29 35 1984 26.29 30 1985 20.39 1986 28.29 25 winter peak summer peak 1987 26.29 20
1988 24.37 AMF(m3/s) 15 1989 34.70 1990 28.29 10 1991 37.91 5 2 5 10 25 50 100 500 1992 24.75 1993 27.48 0 1994 27.08 -2-1 0 1 2EV1 y 3 4 5 6 7 1995 25.52 45 1996 23.62 LO2 40 1997 27.88 1998 37.44 35 1999 32.49 30 2000 25.52 25 2001 26.84 2002 23.03 20 AMF(m3/s) 2003 23.40 15 2004 33.98 10
5 2 5 10 25 50100 500 L.MELVIN CATCHMENT L.MELVIN 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.7 LogNormal 1.6
1.5
1.4
1.3 log10(AMF) 1.2
1.1 2 5 10 25 50 100 500 1 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=4, LO2=3, LN2=4 2.Shape Codes (subjective) :EV1=L2, LO2=U1, LN2=L2 *For Explanation of Scores and Codes see in Introductory Page 35073 RIVER L.GILL @ LOUGH GILL Annual Maximum Floods 1975 to 2004.(no missing years) A2 A (km 2)= 384.00 N= 30 Year AMF(m 3 /s) Moments PWM L-Moments 1975 44.00 Mean 54.807 M100 54.807 L1 54.807 L-Cv 0.124 1976 29.20 Median 54.050 M110 30.815 L2 6.823 L-Skew 0.085 1977 76.20 Std.Dev. 11.986 M120 21.777 L3 0.579 L-Kur 0.143 1978 40.40 CV 0.219 M130 16.966 L4 0.973 1979 63.90 HazenS. 0.345 1980 55.30 90 1981 48.40 35073 RIVER L.GILL @ LOUGH GILL 1982 78.40 80 EV1 1983 55.50 70 1984 56.30 60 1985 55.80 1986 48.60 50 winter peak summer peak 1987 53.40 40
1988 36.60 AMF(m3/s) 30 1989 73.90 1990 67.10 20 1991 75.60 10 2 5 10 25 50 100 500 1992 48.20 1993 50.80 0 1994 61.70 -2-1 0 1 2EV1 y 3 4 5 6 7 1995 62.40 90 1996 45.20 LO2 80 1997 57.50 1998 67.20 70 1999 48.40 60 2000 48.20 50 2001 43.60 2002 54.70 40 AMF(m3/s) 2003 45.30 30 2004 52.40 20
10 2 5 10 25 50100 500
GARVOGUECATCHMENT 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2 1.9 LogNormal 1.8 1.7 1.6 1.5 1.4 log10(AMF) 1.3 1.2
1.1 2 5 10 25 50 100 500 1 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=3, LO2=4, LN2=4 2.Shape Codes (subjective) :EV1=D1, LO2=L2, LN2=D1 *For Explanation of Scores and Codes see in Introductory Page 36019 RIVER ERNE @ BELTURBET Annual Maximum Floods 1958 to 2004.(no missing year) A2 A (km 2)= 1501.00 N= 47 Year AMF(m 3 /s) Moments PWM L-Moments 1958 64.26 Mean 89.597 M100 89.597 L1 89.597 L-Cv 0.104 1959 92.99 Median 89.948 M110 49.462 L2 9.327 L-Skew -0.029 1960 83.07 Std.Dev. 16.119 M120 34.485 L3 -0.266 L-Kur 0.064 1961 87.95 CV 0.180 M130 26.559 L4 0.596 1962 71.99 HazenS. -0.160 1963 103.56 140 1964 119.43 36019 RIVER ERNE @ BELTURBET EV1 1965 104.65 120 1966 100.32 1967 100.32 100 1968 90.96 1969 85.00 80 winter peak 1970 67.63 summer peak 60
1971 64.26 AMF(m3/s) 1972 52.47 40 1973 73.77 1974 98.19 20 2 5 10 25 50 100 500 1975 66.78 1976 88.95 0 1977 71.99 -2-1 0 1 2EV1 y 3 4 5 6 7 1978 77.41 140 1979 81.16 LO2 1980 81.16 120 1981 83.07 100 1982 80.21 1983 96.09 80 1984 75.58 1985 86.96 60 AMF(m3/s) 1986 99.25 40 1987 107.96
ERNE CATCHMENT ERNE 1988 65.93 20 1989 96.09 2 5 10 25 50100 500 1990 104.65 0 1991 75.13 -6 -4 -2 0 2 4 6 8 1992 87.95 Logistic reduced variate 1993 89.95 2.2 1994 98.19 LogNormal 1995 110.20 2.1 1996 95.05 1997 102.47 2 1998 91.97 1999 119.43 1.9 2000 106.85 1.8
2001 112.47 log10(AMF) 2002 110.20 1.7 2003 74.67 2004 112.47 1.6 2 5 10 25 50 100 500 1.5 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Convex upwards pattern leading to a flattening out at the upper end of the EV1 probability plot 2.Linear Score (subjective) :EV1=2, LO2=3, LN2=3 3.Shape Codes (subjective) :EV1=D1, LO2=S1, LN2=S1 *For Explanation of Scores and Codes see in Introductory Page 36021 RIVER YELLOW @ KILTYBARDEN Annual Maximum Floods 1978 to 2004.(no missing years) A2 A (km 2)= 23.00 N= 27 Year AMF(m 3 /s) Moments PWM L-Moments 1978 21.73 Mean 24.958 M100 24.958 L1 24.958 L-Cv 0.119 1979 23.37 Median 23.367 M110 13.964 L2 2.970 L-Skew 0.201 1980 30.87 Std.Dev. 5.586 M120 9.904 L3 0.597 L-Kur 0.222 1981 18.90 CV 0.224 M130 7.758 L4 0.659 1982 25.21 HazenS. 1.848 1983 22.38 50 1984 25.90 36021 RIVER YELLOW @ KILTYBARDEN 45 1985 43.57 EV1 1986 27.46 40 1987 32.16 35 1988 19.36 30 1989 26.94 winter peak 25 1990 23.37 summer peak 20 1991 26.42 AMF(m3/s) 1992 20.61 15 1993 19.20 10 1994 21.89 5 1995 31.05 2 5 10 25 50 100 500 1996 23.20 0 1997 21.41 -2-1 0 1 2EV1 y 3 4 5 6 7 1998 31.79 50 1999 26.59 45 LO2 2000 15.49 40 2001 26.59 2002 21.57 35 2003 24.45 30 2004 22.38 25
AMF(m3/s) 20 15 10 ERNE CATCHMENT ERNE 5 2 5 10 25 50100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.7 LogNormal 1.6
1.5
1.4
1.3 log10(AMF) 1.2
1.1 2 5 10 25 50 100 500 1 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=3, LO2=2, LN2=3 2.Shape Codes (subjective) :EV1=L2, LO2=U2, LN2=S1 *For Explanation of Scores and Codes see in Introductory Page 36031 RIVER CAVAN @ LISDARN Annual Maximum Floods 1975 to 2004.(no missing year) A2 A (km 2)= 52.00 N= 30 Year AMF(m 3 /s) Moments PWM L-Moments 1975 5.89 Mean 6.851 M100 6.851 L1 6.851 L-Cv 0.098 1976 5.91 Median 6.449 M110 3.760 L2 0.669 L-Skew 0.365 1977 5.25 Std.Dev. 1.532 M120 2.659 L3 0.244 L-Kur 0.391 1978 6.47 CV 0.224 M130 2.088 L4 0.262 1979 6.50 HazenS. 4.186 1980 7.02 16 1981 6.32 36031 RIVER CAVAN @ LISDARN 1982 7.57 14 EV1 1983 6.33 12 1984 6.38 1985 7.28 10 1986 6.41 winter peak 8 1987 13.70 summer peak
1988 7.24 AMF(m3/s) 6 1989 6.39 1990 6.38 4 1991 6.69 2 2 5 10 25 50 100 500 1992 7.34 1993 5.80 0 EV1 y 1994 5.85 -2-1 0 1 2 3 4 5 6 7 1995 7.00 16 1996 6.43 LO2 1997 5.06 14 1998 5.88 12 1999 7.59 2000 6.02 10 2001 6.96 8 2002 8.87 AMF(m3/s) 6 2003 6.67 2004 8.32 4 ERNE CATCHMENT ERNE 2 2 5 10 25 50 100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.2 LogNormal 1.1
1
0.9 log10(AMF) 0.8
0.7 2 5 10 25 50 100 500 0.6 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=2, LO2=1, LN2=1 2.Shape Codes (subjective) :EV1=S2, LO2=S2, LN2=S2 *For Explanation of Scores and Codes see in Introductory Page 39008 RIVER LEANNAN @ GARTAN BRIDGE Annual Maximum Floods 1972 to 2004.(no missing years) A2 A (km 2)= 78.00 N= 33 Year AMF(m 3 /s) Moments PWM L-Moments 1972 21.83 Mean 28.337 M100 28.337 L1 28.337 L-Cv 0.146 1973 24.50 Median 28.177 M110 16.233 L2 4.129 L-Skew 0.128 1974 20.74 Std.Dev. 7.234 M120 11.599 L3 0.530 L-Kur 0.105 1975 25.80 CV 0.255 M130 9.097 L4 0.435 1976 18.61 HazenS. 0.726 1977 32.82 50 1978 30.01 39008 RIVER LEANNAN @ GARTAN BRIDGE 1979 30.31 45 1980 33.14 40 1981 30.93 35 1982 26.68 30 1983 24.93 winter peak 25 1984 43.18 summer peak 20 1985 21.01 AMF(m3/s) 1986 28.48 15 1987 39.39 10 1988 17.96 5 1989 35.07 2 5 10 25 50 100 500 1990 29.24 0 EV1 y 1991 43.88 -2-1 0 1 2 3 4 5 6 7 1992 17.83 50 1993 41.79 45 LO2 1994 38.04 40 1995 23.36 1996 23.22 35 1997 28.78 30 1998 19.40 25 1999 27.88 AMF(m3/s) 20 2000 31.56 15 2001 30.93 2002 23.50 10 SWILLY CATCHMENT SWILLY 5 2003 22.10 2 5 10 25 50 100 500 2004 28.18 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.7 LogNormal 1.6
1.5
1.4
1.3 log10(AMF)
1.2
1.1 2 5 10 25 50 100 500 1 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=3, LO2=2, LN2=3 2.Shape Codes (subjective) :EV1=S1, LO2=S1, LN2=S1 *For Explanation of Scores and Codes see in Introductory Page 39009 RIVER FERN O/L @ AGHAWONEY Annual Maximum Floods 1972 to 2004.(no missing years) A2 A (km 2)= 207.00 N= 33 Year AMF(m 3 /s) Moments PWM L-Moments 1972 28.47 Mean 45.912 M100 45.912 L1 45.912 L-Cv 0.143 1973 37.09 Median 45.720 M110 26.239 L2 6.567 L-Skew 0.163 1974 39.99 Std.Dev. 11.754 M120 18.766 L3 1.073 L-Kur 0.154 1975 39.50 CV 0.256 M130 14.752 L4 1.011 1976 33.15 HazenS. 1.027 1977 46.70 90 1978 55.47 39009 RIVER FERN O/L @ AGHAWONEY 80 1979 50.73 EV1 1980 45.72 70 1981 63.87 60 1982 36.52 1983 47.19 50 winter peak summer peak 1984 70.42 40
1985 36.09 AMF(m3/s) 30 1986 48.19 1987 62.71 20 1988 31.12 10 2 5 10 25 50 100 500 1989 52.81 1990 47.69 0 EV1 y 1991 76.67 -2-1 0 1 2 3 4 5 6 7 1992 40.99 90 1993 51.24 LO2 80 1994 64.45 1995 44.27 70 1996 41.45 60 1997 35.45 50 1998 35.24 1999 48.19 40 AMF(m3/s) 2000 41.91 30 2001 47.69 20 2002 36.52 SWILLY CATCHMENT SWILLY 2003 28.40 10 2 5 10 2550100 500 2004 49.20 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2 1.9 LogNormal 1.8 1.7 1.6 1.5 1.4 log10(AMF) 1.3 1.2
1.1 2 5 10 25 50 100 500 1 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
COMMENTS 1.Linear Score (subjective) :EV1=5, LO2=3, LN2=5 2.Shape Codes (subjective) :EV1=L1, LO2=U1, LN2=L1 *For Explanation of Scores and Codes see in Introductory Page
Appendix 4B
1041 RIVER DEELE @ SANDY MILLS Annual Maximum Floods 1973 to 2004.(no missing years) B A (km 2)= 45.30 N= 32 Year AMF(m 3 /s) Moments PWM L-Moments 1973 44.01 Mean 85.078 M100 85.078 L1 85.078 L-Cv 0.165 1974 69.54 Median 82.613 M110 49.568 L2 14.058 L-Skew 0.018 1975 88.18 Std.Dev. 24.602 M120 35.431 L3 0.255 L-Kur 0.128 1976 34.00 CV 0.289 M130 27.749 L4 1.793 1977 49.39 HazenS. 0.221 1978 119.35 160 1979 96.02 1041 RIVER DEELE @ SANDY MILLS 1980 68.14 140 EV1 1981 84.61 120 1982 99.23 1983 78.64 100 1984 147.16 winter peak 80 1985 113.61 summer peak
1986 115.89 AMF(m3/s) 60 1987 103.02 40 1988 55.23 1989 105.77 20 2 5 10 25 50 100 500 1990 115.89 1991 85.63 0 EV1 y 1992 79.62 -2-1 0 1 2 3 4 5 6 7 1993 75.23 160 1994 92.85 LO2 1995 105.22 140 1996 70.94 120 1997 64.02 1998 80.61 100 1999 100.31 80 2000 74.75 AMF(m3/s) 60 2001 79.13 2002 62.89 40
FOYLE CATCHMENT FOYLE 2003 62.22 20 2004 101.39 2 5 10 25 50 100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2.4 LogNormal 2.2
2
1.8
1.6
log10(AMF) 1.4
1.2 2 5 10 25 50 100 500 1
0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 1055 RIVER MOURNE BEG @ MOURNE BEG WEIR Annual Maximum Floods 1996 to 2004.(no missing years) B A (km 2)= 10.80 N= 9 Year AMF(m 3 /s) Moments PWM L-Moments 1996 2.10 Mean 2.923 M100 2.923 L1 2.923 L-Cv 0.226 1997 2.55 Median 2.700 M110 1.792 L2 0.660 L-Skew 0.159 1998 3.40 Std.Dev. 1.109 M120 1.322 L3 0.105 L-Kur 0.019 1999 4.72 CV 0.379 M130 1.055 L4 0.012 2000 2.70 HazenS. 1.034 2001 3.12 6.0 2002 1.65 1055 RIVER MOURNE BEG @ MOURNE BEG WEIR 2003 1.65 5.0 2004 4.42
4.0
winter peak 3.0 summer peak AMF(m3/s) 2.0
1.0 2 5 10 25 50 100 500 0.0 -2-1 0 1 2EV1 y 3 4 5 6 7
6.0 LO2 5.0
4.0
3.0 AMF(m3/s) 2.0
1.0
MOURNECATCHMENT 2 5 10 25 50 100 500 0.0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
0.8 LogNormal 0.7
0.6
0.5
0.4
log10(AMF) 0.3
0.2 2 5 10 25 50 100 500 0.1
0 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 6021 RIVER Glyde @ Mansfieldstown Annual Maximum Floods 1955 to 2004.(no missing years) B A (km 2)= 321.00 N= 50 Year AMF(m 3 /s) Moments PWM L-Moments 1955 21.50 Mean 21.542 M100 21.542 L1 21.542 L-Cv 0.135 1956 27.20 Median 21.500 M110 12.225 L2 2.907 L-Skew 0.090 1957 21.50 Std.Dev. 5.078 M120 8.678 L3 0.261 L-Kur 0.093 1958 33.00 CV 0.236 M130 6.772 L4 0.270 1959 21.20 HazenS. 0.448 1960 28.70 35 1961 22.10 6021 RIVER Glyde @ Mansfieldstown EV1 1962 18.10 30 1963 22.10 1964 26.70 25 1965 31.10 1966 25.70 20 winter peak 1967 29.80 summer peak 15
1968 30.10 AMF(m3/s) 1969 23.90 10 1970 17.70 1971 18.50 5 1972 13.00 2 5 10 25 50 100 500 1973 22.40 0 EV1 y 1974 19.80 -2-1 0 1 2 3 4 5 6 7 1975 15.40 35 1976 19.70 LO2 1977 15.30 30 1978 30.20 25 1979 23.80 1980 23.70 20 1981 22.20 1982 14.70 15 AMF(m3/s) 1983 22.00 1984 22.50 10 GlydeCATCHMENT 1985 15.40 5 1986 18.90 2 5 10 25 50 100 500 1987 21.90 0 1988 17.80 -6 -4 -2 0 2 4 6 8 1989 23.80 Logistic reduced variate 1990 24.80 1.6 1991 18.90 LogNormal 1992 18.20 1.5 1993 27.40 1994 23.60 1.4 1995 29.90 1996 15.20 1.3 1997 16.10 1.2
1998 16.90 log10(AMF) 2 5 10 25 50 100 500 1999 12.70 1.1 2000 20.10 2001 17.60 1 2002 20.60 2003 15.00 0.9 -3 -2 -1 0 1 2 3 4 2004 18.70 Normal N(0,1) y 6030 RIVER BIG @ BALLYGOLY Annual Maximum Floods 1975 to 2004.(no missing years) B A (km 2)= 10.20 N= 30 Year AMF(m 3 /s) Moments PWM L-Moments 1975 11.80 Mean 20.583 M100 20.583 L1 20.583 L-Cv 0.609 1976 116.00 Median 10.025 M110 16.555 L2 12.527 L-Skew 0.677 1977 11.20 Std.Dev. 33.115 M120 14.538 L3 8.478 L-Kur 0.481 1978 112.00 CV 1.609 M130 13.204 L4 6.022 1979 122.00 HazenS. 3.421 1980 23.00 140.0 1981 23.30 6030 RIVER BIG @ BALLYGOLY EV1 1982 10.70 120.0 1983 6.87 1984 10.60 100.0 1985 5.57 1986 4.62 80.0 winter peak summer peak 1987 8.56 60.0
1988 4.55 AMF(m3/s) 1989 3.98 40.0 2 5 10 25 50 100 500 1990 7.29 1991 10.30 20.0 1992 6.67 1993 9.75 0.0 -2-1 0 1 2EV1 y 3 4 5 6 7 1994 12.50 1995 3.61 140.0 1996 6.84 LO2 1997 11.90 120.0 1998 5.51 100.0 1999 4.55 2000 3.66 80.0 2001 10.90 2002 14.20 60.0 AMF(m3/s) 2003 27.50 2004 7.55 40.0 2 5 10 25 50 100 500 20.0 PIEDMONTCATCHMENT 0.0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2.5 LogNormal
2
1.5
1 log10(AMF)
0.5
0 2 5 10 25 50 100 500 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 6033 RIVER WHITE(DEE) @ CONEYBURROW BR. AM Floods 1978 to 2004.( missing year: 93,94) B A (km 2)= 57.40 N= 25 Year AMF(m 3 /s) Moments PWM L-Moments 1978 9.26 Mean 27.881 M100 27.881 L1 27.881 L-Cv 0.410 1979 61.70 Median 18.600 M110 19.659 L2 11.438 L-Skew 0.462 1980 21.80 Std.Dev. 23.425 M120 15.892 L3 5.279 L-Kur 0.275 1981 21.50 CV 0.840 M130 13.594 L4 3.144 1982 16.40 HazenS. 2.493 1983 5.39 100 1984 13.50 6033 RIVER WHITE(DEE) @ CONEYBURROW BR. 1985 14.70 90 1986 12.75 80 1987 12.05 70 1988 10.60 60 1989 18.11 winter peak 50 1990 20.58 summer peak 40 1991 24.36 AMF(m3/s) 1992 15.82 30 1995 21.04 20 1996 17.70 10 1997 39.91 2 5 10 25 50 100 500 1998 48.13 0 EV1 y 1999 13.20 -2-1 0 1 2 3 4 5 6 7 2000 92.30 100 2001 46.70 90 LO2 2002 91.00 80 2003 18.60 2004 29.90 70 60 50
AMF(m3/s) 40 30
DEE CATCHMENTDEE 20 10 2 5 10 25 50 100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2.2 LogNormal 2
1.8
1.6
1.4 log10(AMF)
1.2
1 2 5 10 25 50 100 500 0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 8003 RIVER BROADMEADOW @ FIELDSTOWN AMF 1977 to 1997.(missing years: '79,80,94) B A (km 2)= 76.20 N= 18 Year AMF(m 3 /s) Moments PWM L-Moments 1977 10.40 Mean 26.875 M100 26.875 L1 26.875 L-Cv 0.395 1978 35.60 Median 22.550 M110 18.741 L2 10.608 L-Skew 0.363 1981 17.40 Std.Dev. 23.284 M120 14.904 L3 3.850 L-Kur 0.345 1982 29.20 CV 0.866 M130 12.638 L4 3.655 1983 4.16 HazenS. 4.207 1984 37.50 120.0 1985 110.00 8003 RIVER BROADMEADOW @ FIELDSTOWN 1986 30.60 100.0 1987 25.80 1988 7.29 80.0 1989 14.40 1990 19.90 winter peak 60.0 1991 25.20 summer peak
1992 35.20 AMF(m3/s) 40.0 1993 36.90 1995 18.10 20.0 1996 13.50 2 5 10 25 50 100 500 1997 12.60 0.0 -2-1 0 1 2EV1 y 3 4 5 6 7
120.0 LO2 100.0
80.0
60.0 AMF(m3/s) 40.0
20.0 2 5 10 25 50 100 500 0.0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate BroadMeadow Water CATCHMENT 2.5 LogNormal
2
1.5
1 log10(AMF)
0.5 2 5 10 25 50 100 500
0 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 8007 RIVER BROADMEADOW @ ASHBOURNE AMF 1978 to 1994.(missing years: '81,82) B A (km 2)= 34.00 N= 15 Year AMF(m 3 /s) Moments PWM L-Moments 1978 13.39 Mean 9.879 M100 9.879 L1 9.879 L-Cv 0.286 1979 17.43 Median 8.238 M110 6.355 L2 2.830 L-Skew 0.184 1980 7.39 Std.Dev. 4.864 M120 4.795 L3 0.521 L-Kur -0.009 1983 7.20 CV 0.492 M130 3.872 L4 -0.026 1984 10.31 HazenS. 0.894 1985 18.79 20.0 1986 5.92 8007 RIVER BROADMEADOW @ ASHBOURNE 1987 8.24 18.0 1988 5.34 16.0 1989 4.64 14.0 1990 12.35 12.0 1991 5.27 winter peak 10.0 1992 11.90 summer peak 8.0 1993 15.98 AMF(m3/s) 1994 4.06 6.0 4.0 2.0 2 5 10 25 50 100 500 0.0 -2-1 0 1 2EV1 y 3 4 5 6 7
20.0 18.0 LO2 16.0 14.0 12.0 10.0
AMF(m3/s) 8.0 6.0 4.0 2.0 2 5 10 25 50 100 500 0.0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate BroadMeadow Water CATCHMENT 1.4 LogNormal 1.2
1
0.8
0.6 log10(AMF)
0.4
0.2 2 5 10 25 50 100 500
0 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 8011 RIVER NANNY @ DULEEK ROAD BRIDGE Annual Maximum Floods 1979 to 2002.( missing year: 97) B A (km 2)= 181.00 N= 23 Year AMF(m 3 /s) Moments PWM L-Moments 1979 38.42 Mean 31.001 M100 31.001 L1 31.001 L-Cv 0.139 1980 33.39 Median 32.219 M110 17.650 L2 4.298 L-Skew -0.148 1981 20.13 Std.Dev. 7.669 M120 12.377 L3 -0.637 L-Kur 0.201 1982 33.59 CV 0.247 M130 9.568 L4 0.864 1983 35.17 HazenS. -0.925 1984 30.49 50 1985 45.41 8011 RIVER NANNY @ DULEEK ROAD BRIDGE 45 1986 28.60 EV1 1987 27.86 40 1988 13.88 35 1989 32.22 30 1990 25.85 winter peak 25 1991 37.60 summer peak 20 1992 38.42 AMF(m3/s) 1993 39.87 15 1994 33.98 10 1995 30.30 5 1996 23.89 2 5 10 25 50 100 500 1998 31.70 0 EV1 y 1999 14.73 -2-1 0 1 2 3 4 5 6 7 2000 36.07 50 2001 27.75 45 LO2 2002 33.71 40 35 30 25
AMF(m3/s) 20 15 10 NANNYCATCHMENT 5 2 5 10 25 50 100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.7 LogNormal 1.6
1.5
1.4
1.3
1.2 log10(AMF) 1.1
1 2 5 10 25 50 100 500 0.9
0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 8012 RIVER BALLYBOGHIL STREAM @ BALLYBOGHIL AMF 1980 to 1998.(no missing years) B A (km 2)= 22.10 N= 19 Year AMF(m 3 /s) Moments PWM L-Moments 1980 0.20 Mean 4.215 M100 4.215 L1 4.215 L-Cv 0.333 1981 6.22 Median 4.350 M110 2.808 L2 1.402 L-Skew -0.087 1982 7.51 Std.Dev. 2.424 M120 2.085 L3 -0.122 L-Kur 0.105 1983 4.16 CV 0.575 M130 1.661 L4 0.147 1984 4.35 HazenS. -0.539 1985 8.15 9.0 1986 3.98 8012 RIVER BALLYBOGHIL STREAM @ BALLYBOGHIL 1987 5.00 8.0 1988 2.90 7.0 1989 5.04 6.0 1990 6.77 1991 6.52 5.0 winter peak summer peak 1992 0.26 4.0
1993 5.68 AMF(m3/s) 3.0 1994 0.09 1995 4.56 2.0 2 5 10 25 50 100 500 1996 1.38 1.0 1997 3.05 1998 4.26 0.0 -2-1 0 1 2EV1 y 3 4 5 6 7
9.0 LO2 8.0 7.0 6.0 5.0 4.0 AMF(m3/s) 3.0 2.0 2 5 10 25 50 100 500 1.0 COASTAL CATCHMENT COASTAL 0.0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1 0.9 LogNormal 0.8 0.7 0.6 0.5 0.4 log10(AMF) 0.3 0.2 0.1 2 5 10 25 50 100 500 0 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 9035 RIVER CAMMOCK @ KILLEEN ROAD AMF 1996 to 2004.(no missing years) B A (km 2)= 54.70 N= 9 Year AMF(m 3 /s) Moments PWM L-Moments 1996 11.90 Mean 12.039 M100 12.039 L1 12.039 L-Cv 0.332 1997 7.98 Median 11.700 M110 8.019 L2 4.000 L-Skew 0.335 1998 17.30 Std.Dev. 7.179 M120 6.236 L3 1.339 L-Kur 0.231 1999 6.34 CV 0.596 M130 5.191 L4 0.924 2000 11.70 HazenS. 2.754 2001 6.66 30.0 2002 27.80 9035 RIVER CAMMOCK @ KILLEEN ROAD 2003 4.67 25.0 2004 14.00
20.0
winter peak 15.0 summer peak AMF(m3/s) 10.0
5.0 2 5 10 25 50 100 500
0.0 -2-1 0 1 2EV1 y 3 4 5 6 7
30.0 LO2 25.0
20.0
15.0 AMF(m3/s) 10.0
LIFFEY CATCHMENT LIFFEY 5.0 2 5 10 25 50 100 500
0.0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.6 LogNormal 1.4
1.2
1
0.8
log10(AMF) 0.6
0.4
0.2 2 5 10 25 50 100 500 0 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 10002 RIVER AVONMORE @ RATHDRUM AM Floods 1952 to 2005.( missing year: 79-81,88,00-02) B A (km 2)= 233.00 N= 47 Year AMF(m 3 /s) Moments PWM L-Moments 1952 55.29 Mean 88.192 M100 88.192 L1 88.192 L-Cv 0.209 1953 66.08 Median 83.491 M110 53.321 L2 18.450 L-Skew 0.267 1954 90.57 Std.Dev. 38.349 M120 39.444 L3 4.930 L-Kur 0.313 1955 96.92 CV 0.435 M130 31.872 L4 5.771 1956 140.82 HazenS. 2.854 1957 89.49 300 1958 78.80 10002 RIVER AVONMORE @ RATHDRUM 1959 84.55 EV1 250 1960 162.10 1961 80.18 200 1962 88.41 1963 90.95 winter peak 150 1964 77.93 summer peak
1965 266.64 AMF(m3/s) 100 1966 94.40 1967 69.22 1968 99.43 50 1969 75.24 2 5 10 25 50 100 500 1970 74.46 0 EV1 y 1971 88.48 -2-1 0 1 2 3 4 5 6 7 1972 66.49 300 1973 74.03 LO2 1974 65.35 250 1975 37.95 1976 93.14 200 1977 116.59 1978 112.64 150 1982 51.13 AMF(m3/s) 1983 51.91 100 1984 75.74 1985 155.32 50 AVOCA CATCHMENT CATCHMENT AVOCA 1986 23.16 2 5 10 25 50 100 500 1987 62.57 0 1989 68.11 -6 -4 -2 0 2 4 6 8 1990 86.97 Logistic reduced variate 1991 115.40 2.6 1992 97.54 LogNormal 1993 56.67 2.4 1994 87.93 2.2 1995 72.65 2 1996 57.26 1997 133.74 1.8 1998 69.88 1.6
1999 60.35 log10(AMF) 2003 83.49 1.4 2004 115.11 1.2 2005 83.94 1 2 5 10 25 50 100 500 0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 10028 RIVER AUGHRIM @ KNOCKNAMOHILL Annual Maximum Floods 1989 to 2004.(no missing years) B A (km 2)= 204.10 N= 16 Year AMF(m 3 /s) Moments PWM L-Moments 1989 43.90 Mean 56.686 M100 56.686 L1 56.686 L-Cv 0.212 1990 43.60 Median 46.950 M110 34.342 L2 11.997 L-Skew 0.304 1991 35.80 Std.Dev. 21.633 M120 25.502 L3 3.646 L-Kur 0.084 1992 36.60 CV 0.382 M130 20.532 L4 1.013 1993 44.20 HazenS. 1.566 1994 34.10 120 1995 42.90 10028 RIVER AUGHRIM @ KNOCKNAMOHILL 1996 49.70 EV1 100 1997 69.40 1998 88.90 80 1999 60.20 2000 61.30 winter peak 60 2001 61.00 summer peak
2002 39.90 AMF(m3/s) 40 2003 93.48 2004 102.00 20 2 5 10 25 50 100 500 0 -2-1 0 1 2EV1 y 3 4 5 6 7
120 LO2 100
80
60 AMF(m3/s) 40
20 AVOCA CATCHMENT 2 5 10 25 50 100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2.2 LogNormal 2
1.8
1.6
1.4 log10(AMF)
1.2
1 2 5 10 25 50 100 500
0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 11001 RIVER OWENAVORRAGH @ BOLEANY Annual Maximum Floods 1972 to 2004.( no missing year ) A2 A (km 2)= 148.00 N= 33 Year AMF(m 3 /s) Moments PWM L-Moments 1972 39.66 Mean 49.845 M100 49.845 L1 49.845 L-Cv 0.162 1973 59.23 Median 47.165 M110 28.962 L2 8.079 L-Skew 0.237 1974 44.51 Std.Dev. 16.660 M120 20.974 L3 1.916 L-Kur 0.298 1975 31.95 CV 0.334 M130 16.696 L4 2.409 1976 47.69 HazenS. 3.033 1977 62.17 140 1978 38.27 11001 RIVER OWENAVORRAGH @ BOLEANY 1979 54.12 120 EV1 1980 51.74 1981 58.40 100 1982 59.23 1983 37.92 80 winter peak 1984 51.74 summer peak 60
1985 120.70 AMF(m3/s) 1986 45.44 40 1987 67.36 1988 40.01 20 2 5 10 25 50 100 500 1989 49.60 1990 37.58 0 EV1 y 1991 45.32 -2-1 0 1 2 3 4 5 6 7 1992 38.63 140 1993 43.78 LO2 1994 46.17 120 1995 48.03 100 1996 50.79 1997 47.17 80 1998 30.05 1999 23.19 60 AMF(m3/s) 2000 70.76 40 2001 54.82 2002 64.84 20 2003 39.96 2 5 10 25 50 100 500 2004 44.06 0 -6 -4 -2 0 2 4 6 8
OWENAVORRAGH CATCHMENT OWENAVORRAGH Logistic reduced variate
2.2 LogNormal 2
1.8
1.6 log10(AMF) 1.4
1.2
2 5 10 25 50 100 500 1 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 12013 RIVER SLANEY @ RATHVILLY Annual Maximum Floods 1975 to 2004.(no missing years) B A (km 2)= 185.00 N= 30 Year AMF(m 3 /s) Moments PWM L-Moments 1975 24.80 Mean 45.163 M100 45.163 L1 45.163 L-Cv 0.151 1976 42.40 Median 43.550 M110 25.990 L2 6.816 L-Skew 0.029 1977 54.80 Std.Dev. 12.001 M120 18.496 L3 0.199 L-Kur 0.120 1978 38.20 CV 0.266 M130 14.449 L4 0.816 1979 50.20 HazenS. -0.008 1980 37.80 80 1981 36.20 12013 RIVER SLANEY @ RATHVILLY 1982 32.80 70 EV1 1983 44.20 60 1984 46.50 1985 52.30 50 1986 46.60 winter peak 40 1987 40.20 summer peak
1988 45.20 AMF(m3/s) 30 1989 34.60 20 1990 38.80 1991 36.00 10 2 5 10 25 50 100 500 1992 58.90 1993 56.20 0 EV1 y 1994 55.70 -2-1 0 1 2 3 4 5 6 7 1995 41.20 80 1996 42.90 LO2 1997 61.60 70 1998 60.80 60 1999 34.90 2000 72.30 50 2001 16.60 40 2002 55.20 AMF(m3/s) 30 2003 37.40 2004 59.60 20
SLANEYCATCHMENT 10 2 5 10 25 50 100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2 LogNormal 1.8
1.6
1.4 log10(AMF) 1.2
1 2 5 10 25 50 100 500
0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 14033 RIVER OWENASS @ MOUNTMELLICK AM Floods 1977 to 2004.( missing year: 94-99) B A (km 2)= 185.00 N= 22 Year AMF(m 3 /s) Moments PWM L-Moments 1977 18.70 Mean 22.586 M100 22.586 L1 22.586 L-Cv 0.157 1978 17.20 Median 19.500 M110 13.071 L2 3.555 L-Skew 0.142 1979 16.60 Std.Dev. 6.236 M120 9.391 L3 0.506 L-Kur -0.074 1980 20.30 CV 0.276 M130 7.360 L4 -0.264 1981 14.40 HazenS. 0.528 1982 18.20 40 1983 18.70 14033 RIVER OWENASS @ MOUNTMELLICK 1984 15.30 35 EV1 1985 17.70 30 1986 17.20 1987 18.50 25 1988 16.70 winter peak 20 1989 26.90 summer peak
1990 21.70 AMF(m3/s) 15 1991 29.70 10 1992 30.50 1993 31.80 5 2000 27.70 2 5 10 25 50 100 500 2001 28.10 0 EV1 y 2002 31.00 -2-1 0 1 2 3 4 5 6 7 2003 27.00 40 2004 33.00 LO2 35
30
25
20
AMF(m3/s) 15
10
5 BARROWCATCHMENT 2 5 10 25 50 100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.6 LogNormal 1.5
1.4
1.3
1.2
log10(AMF) 1.1
1
0.9 2 5 10 25 50 100 500 0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 15005 RIVER ERKINA @ DURROW FOOT BRIDGE Annual Maximum Floods 1954 to 2004.(missing years:'74) B A (km 2)= 387.00 N= 50 Year AMF(m 3 /s) Moments PWM L-Moments 1954 34.67 Mean 28.472 M100 28.472 L1 28.472 L-Cv 0.179 1955 18.37 Median 27.435 M110 16.781 L2 5.090 L-Skew 0.189 1956 26.51 Std.Dev. 9.718 M120 12.196 L3 0.961 L-Kur 0.213 1957 29.32 CV 0.341 M130 9.703 L4 1.086 1958 20.84 HazenS. 1.777 1959 27.19 70 1960 39.66 15005 RIVER ERKINA @ DURROW FOOT BRIDGE 1961 17.50 60 EV1 1962 23.88 1963 23.63 50 1964 42.35 1965 35.46 40 winter peak 1966 34.67 summer peak 30
1967 26.11 AMF(m3/s) 1968 61.85 20 1969 23.88 1970 19.13 10 1971 26.33 2 5 10 25 50 100 500 1972 20.39 0 EV1 y 1973 28.61 -2-1 0 1 2 3 4 5 6 7 1975 14.58 70 1976 23.34 LO2 1977 23.34 60 1978 36.97 50 1979 28.15 1980 20.57 40 1981 28.61 1982 26.33 30 AMF(m3/s) 1983 41.82 1984 15.04 20 NORECATCHMENT 1985 34.04 10 1986 23.76 2 5 10 25 50 100 500 1987 33.01 0 1988 19.09 -6 -4 -2 0 2 4 6 8 1989 61.25 Logistic reduced variate 1990 29.08 1.9 1991 14.89 1.8 LogNormal 1992 18.37 1993 28.38 1.7 1994 34.30 1.6 1995 36.97 1.5 1996 28.15 1.4 1997 25.89 1.3 1998 31.00 log10(AMF) 1999 34.04 1.2 2000 32.50 1.1 2 5 10 25 50 100 500 2001 25.03 2002 27.69 1 2003 18.02 0.9 -3 -2 -1 0 1 2 3 4 2004 29.08 Normal N(0,1) y 15012 RIVER NORE @ BALLYRAGGET AM Floods 1977 to 2004.( missing year: 94-99) B A (km 2)= 945.00 N= 16 Year AMF(m 3 /s) Moments PWM L-Moments 1989 53.90 Mean 77.161 M100 77.161 L1 77.161 L-Cv 0.173 1990 133.00 Median 77.108 M110 45.245 L2 13.329 L-Skew 0.082 1991 88.60 Std.Dev. 23.386 M120 32.567 L3 1.096 L-Kur 0.214 1992 58.20 CV 0.303 M130 25.705 L4 2.858 1993 67.20 HazenS. 0.899 1994 78.40 1995 104.00 140 15012 RIVER NORE @ BALLYRAGGET 1996 81.50 1997 67.20 120 1998 71.41 100 1999 94.31 2000 95.94 80 winter peak 2001 79.82 summer peak 60 2002 47.20 AMF(m3/s)
2003 38.07 40 2004 75.82 20 2 5 10 25 50 100 500 0 -2-1 0 1 2EV1 y 3 4 5 6 7
140 LO2
120
100
80
AMF(m3/s) 60
40 NORECATCHMENT 20 2 5 10 25 50 100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2.4 LogNormal 2.2
2
1.8
1.6
log10(AMF) 1.4
1.2 2 5 10 25 50 100 500 1
0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 16006 RIVER MULTEEN @ BALLINCLOGH BRIDGE Annual Maximum Floods 1972 to 2004.(no missing years) B A (km 2)= 75.00 N= 33 Year AMF(m 3 /s) Moments PWM L-Moments 1972 22.45 Mean 30.368 M100 30.368 L1 30.368 L-Cv 0.225 1973 27.65 Median 27.872 M110 18.603 L2 6.838 L-Skew 0.061 1974 34.60 Std.Dev. 11.848 M120 13.611 L3 0.417 L-Kur 0.034 1975 19.20 CV 0.390 M130 10.785 L4 0.231 1976 8.84 HazenS. 0.339 1977 19.70 70 1978 27.87 16006 RIVER MULTEEN @ BALLINCLOGH BRIDGE 1979 24.10 60 EV1 1980 30.75 1981 22.05 50 1982 45.93 1983 39.69 40 winter peak 1984 14.01 summer peak 30
1985 42.90 AMF(m3/s) 1986 13.36 20 1987 23.69 1988 35.59 10 2 5 10 25 50 100 500 1989 38.13 1990 20.47 0 EV1 y 1991 20.47 -2-1 0 1 2 3 4 5 6 7 1992 16.74 70 1993 35.59 LO2 1994 46.21 60 1995 19.31 50 1996 58.07 1997 46.21 40 1998 43.99 1999 25.81 30 AMF(m3/s) 2000 38.65 20 2001 41.28 SUIRCATCHMENT 2002 23.69 10 2003 31.70 2 5 10 25 50 100 500 2004 43.44 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2 LogNormal 1.8
1.6
1.4 log10(AMF) 1.2
1 2 5 10 25 50 100 500 0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 16007 RIVER AHERLOW @ KILLARDRY Annual Maximum Floods 1954 to 2004.(no missing years) B A (km 2)= 273.00 N= 51 Year AMF(m 3 /s) Moments PWM L-Moments 1954 101.61 Mean 79.182 M100 79.182 L1 79.182 L-Cv 0.184 1955 57.78 Median 75.842 M110 46.887 L2 14.593 L-Skew 0.086 1956 138.03 Std.Dev. 25.403 M120 33.900 L3 1.255 L-Kur 0.059 1957 99.80 CV 0.321 M130 26.719 L4 0.862 1958 64.79 HazenS. 0.460 1959 65.81 160 1960 88.09 16007 RIVER AHERLOW @ KILLARDRY 1961 63.77 140 EV1 1962 72.62 120 1963 95.06 1964 76.93 100 1965 109.55 winter peak 80 1966 63.26 summer peak
1967 46.46 AMF(m3/s) 60 1968 136.01 40 1969 41.58 1970 49.67 20 2 5 10 25 50 100 500 1971 91.55 1972 51.07 0 EV1 y 1973 86.38 -2-1 0 1 2 3 4 5 6 7 1974 44.89 160 1975 91.55 LO2 1976 38.58 140 1977 68.92 120 1978 93.88 1979 83.00 100 1980 61.75 80 1981 78.02 AMF(m3/s) 60 1982 75.84 1983 60.00 40 SUIRCATCHMENT 1984 45.56 20 1985 93.30 2 5 10 25 50 100 500 1986 52.95 0 1987 72.35 -6 -4 -2 0 2 4 6 8 1988 103.42 Logistic reduced variate 1989 127.40 2.4 1990 41.58 LogNormal 1991 90.39 2.2 1992 52.24 2 1993 68.40 1994 107.08 1.8 1995 84.69 1.6 1996 103.42
1997 113.29 log10(AMF) 1.4 1998 108.93 1999 56.80 1.2 2000 113.29 1 2001 63.77 2 5 10 25 50 100 500 2002 72.09 0.8 -3 -2 -1 0 1 2 3 4 2003 65.30 Normal N(0,1) y 2004 105.80 16012 RIVER TAR @ TAR BRIDGE AM Floods 1964 to 2004.( missing years: 72-76) B A (km 2)= 228.00 N= 36 Year AMF(m 3 /s) Moments PWM L-Moments 1964 36.67 Mean 55.204 M100 55.204 L1 55.204 L-Cv 0.160 1965 49.44 Median 54.569 M110 32.005 L2 8.806 L-Skew 0.060 1966 32.49 Std.Dev. 15.285 M120 22.893 L3 0.530 L-Kur 0.084 1967 29.38 CV 0.277 M130 17.933 L4 0.739 1968 47.64 HazenS. 0.392 1969 34.40 100 1970 34.72 16012 RIVER TAR @ TAR BRIDGE 1971 44.47 90 EV1 1977 66.77 80 1978 66.20 70 1979 41.18 60 1980 47.47 winter peak 50 1981 56.89 summer peak 40 1982 53.30 AMF(m3/s) 1983 47.01 30 1984 38.64 20 1985 63.93 10 2 5 10 25 50 100 500 1986 43.37 1987 54.82 0 EV1 y 1988 75.11 -2-1 0 1 2 3 4 5 6 7 1989 52.30 100 1990 35.80 90 LO2 1991 59.01 80 1992 51.32 1993 57.42 70 1994 74.50 60 1995 68.51 50 1996 73.28 AMF(m3/s) 40 1997 80.79 30 1998 74.50 SUIRCATCHMENT 1999 56.37 20 2 5 10 25 50 100 500 2000 92.20 10 2001 54.31 0 2002 60.08 -6 -4 -2 0 2 4 6 8 2003 57.94 Logistic reduced variate 2004 75.11 2.2 LogNormal 2
1.8
1.6
1.4 log10(AMF)
1.2
1 2 5 10 25 50 100 500 0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 16013 RIVER NIRE @ FOURMILEWATER AMF 1972 to 2004.(no missing years) B A (km 2)= 91.00 N= 33 Year AMF(m 3 /s) Moments PWM L-Moments 1972 113.75 Mean 101.688 M100 101.688 L1 101.688 L-Cv 0.239 1973 112.70 Median 93.214 M110 62.975 L2 24.261 L-Skew 0.165 1974 47.70 Std.Dev. 42.657 M120 46.693 L3 3.999 L-Kur 0.085 1975 91.80 CV 0.419 M130 37.442 L4 2.053 1976 70.68 HazenS. 0.855 1977 75.68 250.0 1978 142.36 16013 RIVER NIRE @ FOURMILEWATER 1979 69.86 EV1 1980 67.44 200.0 1981 101.47 1982 99.00 150.0 1983 78.25 winter peak 1984 63.12 summer peak 100.0 1985 113.75 AMF(m3/s) 1986 59.70 1987 80.43 50.0 1988 128.47 2 5 10 25 50 100 500 1989 50.05 1990 35.67 0.0 -2-1 0 1 2EV1 y 3 4 5 6 7 1991 121.81 1992 73.57 250.0 1993 93.21 LO2 1994 81.31 200.0 1995 182.45 1996 157.01 1997 138.23 150.0 1998 155.76 1999 57.11 AMF(m3/s) 100.0 2000 207.02 2001 112.18 SUIRCATCHMENT 2002 137.65 50.0 2 5 10 25 50 100 500 2003 60.08 2004 176.40 0.0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2.4 LogNormal 2.2
2
1.8 log10(AMF) 1.6
1.4 2 5 10 25 50 100 500 1.2 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 16051 RIVER ROSSESTOWN @ CLOBANNA AMF 1991 to 2004.(missing years:'03) B A (km 2)= N/A N= 13 Year AMF(m 3 /s) Moments PWM L-Moments 1991 1.72 Mean 2.953 M100 2.953 L1 2.953 L-Cv 0.195 1992 2.05 Median 2.848 M110 1.764 L2 0.575 L-Skew 0.332 1993 3.45 Std.Dev. 1.069 M120 1.304 L3 0.191 L-Kur 0.257 1994 5.67 CV 0.362 M130 1.052 L4 0.148 1995 4.32 HazenS. 2.527 1996 2.85 7.0 1997 3.20 16051 RIVER ROSSESTOWN @ CLOBANNA 1998 2.35 6.0 1999 2.30 2000 2.25 5.0 2001 2.25 2002 3.02 4.0 winter peak summer peak 2004 2.96 3.0 AMF(m3/s)
2.0
1.0 2 5 10 25 50 100 500 0.0 -2-1 0 1 2EV1 y 3 4 5 6 7
7.0 LO2 6.0
5.0
4.0
3.0 AMF(m3/s)
2.0 SUIRCATCHMENT 1.0 2 5 10 25 50 100 500 0.0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
0.8 LogNormal 0.7
0.6
0.5
0.4
log10(AMF) 0.3
0.2 2 5 10 25 50 100 500 0.1
0 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 18001 RIVER BRIDE @ MOGEELY BRIDGE Annual Maximum Floods 1956 to 2004.(missing year:'69) B A (km 2)= 335.00 N= 48 Year AMF(m 3 /s) Moments PWM L-Moments 1956 77.52 Mean 71.069 M100 71.069 L1 71.069 L-Cv 0.109 1957 68.90 Median 71.494 M110 39.407 L2 7.745 L-Skew -0.028 1958 57.14 Std.Dev. 13.447 M120 27.526 L3 -0.215 L-Kur 0.100 1959 58.45 CV 0.189 M130 21.238 L4 0.776 1960 69.37 HazenS. -0.157 1961 58.89 120 1962 60.67 18001 RIVER BRIDE @ MOGEELY BRIDGE 1963 67.04 EV1 100 1964 53.69 1965 79.48 80 1966 51.99 1967 42.65 winter peak 60 1968 90.63 summer peak
1970 53.26 AMF(m3/s) 40 1971 54.97 1972 67.97 1973 78.50 20 2 5 10 25 50 100 500 1974 58.45 1975 76.06 0 EV1 y 1976 62.46 -2-1 0 1 2 3 4 5 6 7 1977 78.99 120 1978 76.54 LO2 1979 72.68 100 1980 66.11 1981 76.54 80 1982 68.43 1983 68.43 60 1984 75.09 AMF(m3/s) 1985 87.53 40 1986 80.47 1987 75.09 20 1988 96.93 2 5 10 25 50 100 500 1989 69.13 0 1990 42.84 -6 -4 -2 0 2 4 6 8 1991 71.02 Logistic reduced variate 1992 64.51 2.2 MUNSTERBLACKWATER CATCHMENT 1993 80.72 LogNormal 1994 95.60 2 1995 82.72 1996 48.87 1.8 1997 85.24 1998 87.79 1.6 1999 71.97 1.4
2000 92.45 log10(AMF) 2001 72.44 1.2 2002 88.30 2003 60.00 1 2004 86.77 2 5 10 25 50 100 500 0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 18002 RIVER BALLYDUFF @ BALCKWATER(MUNSTER) Annual Maximum Floods 1955 to 2004.(no missing years) B A (km 2)= 2338.00 N= 49 Year AMF(m 3 /s) Moments PWM L-Moments 1955 289.00 Mean 353.653 M100 353.653 L1 353.653 L-Cv 0.093 1956 433.00 Median 344.000 M110 193.309 L2 32.964 L-Skew 0.060 1957 324.00 Std.Dev. 57.558 M120 134.694 L3 1.962 L-Kur 0.103 1958 308.00 CV 0.163 M130 103.907 L4 3.387 1959 319.00 HazenS. 0.237 1960 376.00 600 1961 328.00 18002 RIVER BALLYDUFF @ BALCKWATER(MUNSTER) 1962 280.00 EV1 500 1963 336.00 1964 296.00 400 1965 388.00 1966 341.00 winter peak 300 1967 235.00 summer peak
1968 437.00 AMF(m3/s) 200 1969 251.00 1970 258.00 1971 365.00 100 2 5 10 25 50 100 500 1972 315.00 1973 390.00 0 EV1 y 1974 308.00 -2-1 0 1 2 3 4 5 6 7 1975 336.00 600 1976 285.00 LO2 1977 343.00 500 1978 451.00 1979 343.00 400 1980 448.00 1981 357.00 300 1982 333.00 AMF(m3/s) 1983 359.00 200 1984 313.00 1985 396.00 100 1986 327.00 2 5 10 25 50 100 500 1987 385.00 0 1988 479.00 -6 -4 -2 0 2 4 6 8 1989 419.00 Logistic reduced variate 1990 316.00 2.9
MUNSTER BALCKWATER CATCHMENT 1991 350.00 2.7 LogNormal 1992 280.00 1993 358.00 2.5 1994 434.00 2.3 1995 364.00 2.1 1996 312.00 1.9 1997 415.00 1.7 1998 446.00 log10(AMF) 1999 344.00 1.5 2000 428.00 1.3 2001 366.00 1.1 2002 344.00 2 5 10 25 50 100 500 2004 421.00 0.9 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 18003 RIVER BLACKWATER @ KILLAVULLEN AMF 1955 to 2003.(no missing years) B A (km 2)= 1258.00 N= 49 Year AMF(m 3 /s) Moments PWM L-Moments 1955 210.51 Mean 282.759 M100 282.759 L1 282.759 L-Cv 0.128 1956 329.45 Median 266.149 M110 159.461 L2 36.163 L-Skew 0.159 1957 246.57 Std.Dev. 65.166 M120 113.293 L3 5.750 L-Kur 0.104 1958 217.57 CV 0.230 M130 88.590 L4 3.778 1959 256.51 HazenS. 1.097 1960 307.29 600.0 1961 266.15 18003 RIVER BLACKWATER @ KILLAVULLEN 1962 195.96 EV1 500.0 1963 270.57 1964 256.29 400.0 1965 332.66 1966 303.37 winter peak 300.0 1967 193.98 summer peak
1968 376.46 AMF(m3/s) 200.0 1969 220.24 1970 195.96 100.0 2 5 10 25 50 100 500 1971 210.21 1972 212.04 1973 343.43 0.0 -2-1 0 1 2EV1 y 3 4 5 6 7 1974 236.97 1975 262.85 600.0 1976 202.94 LO2 1977 252.50 500.0 1978 335.05 1979 251.96 400.0 1980 502.74 1981 310.31 300.0 1982 256.29 AMF(m3/s) 1983 296.47 200.0 1984 207.98 1985 364.47 100.0 2 5 10 25 50 100 500 1986 253.47 1987 327.44 0.0 1988 404.64 -6 -4 -2 0 2 4 6 8 1989 336.24 Logistic reduced variate 1990 256.29 2.9 MUNSTERBLACKWATER CATCHMENT 1991 251.96 LogNormal 1992 214.08 2.7 1993 285.11 1994 392.73 2.5 1995 291.91 1996 224.39 2.3 1997 333.85 2.1
1998 378.95 log10(AMF) 1999 293.05 1.9 2000 348.26 2001 307.99 1.7 2 5 10 25 50 100 500 2002 257.38 2003 271.68 1.5 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 18006 RIVER BLACKWATER @ CSET MALLOW Annual Maximum Floods 1977 to 2003.(no missing years) B A (km 2)= 1058.00 N= 27 Year AMF(m 3 /s) Moments PWM L-Moments 1977 263.00 Mean 291.296 M100 291.296 L1 291.296 L-Cv 0.079 1978 326.00 Median 286.000 M110 157.087 L2 22.877 L-Skew 0.194 1979 272.00 Std.Dev. 40.619 M120 109.278 L3 4.444 L-Kur 0.118 1980 397.00 CV 0.139 M130 84.365 L4 2.696 1981 294.00 HazenS. 1.098 1982 266.00 450 1983 286.00 18006 RIVER BLACKWATER @ CSET MALLOW 1984 231.00 400 EV1 1985 355.00 350 1986 260.00 300 1987 292.00 1988 358.00 250 winter peak 1989 297.00 200 summer peak
1990 259.00 AMF(m3/s) 150 1991 252.00 1992 239.00 100 1993 278.00 50 1994 324.00 2 5 10 25 50 100 500 1995 286.00 0 EV1 y 1996 259.00 -2-1 0 1 2 3 4 5 6 7 1997 314.00 450 1998 342.00 LO2 400 1999 267.00 2000 333.00 350 2001 298.00 300 2002 247.00 250 2003 270.00 200 AMF(m3/s) 150
100 50 2 5 10 25 50 100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2.8 MUNSTERBALCKWATER CATCHMENT 2.6 LogNormal 2.4 2.2 2 1.8 1.6 log10(AMF) 1.4 1.2 1 2 5 10 25 50 100 500 0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 18016 RIVER BLACKWATER @ DUNCANNON Annual Maximum Floods 1981 to 2004.(no missing years) B A (km 2)= 113.00 N= 24 Year AMF(m 3 /s) Moments PWM L-Moments 1981 58.30 Mean 80.987 M100 80.987 L1 80.987 L-Cv 0.136 1982 61.80 Median 79.650 M110 46.009 L2 11.030 L-Skew 0.118 1983 63.00 Std.Dev. 19.030 M120 32.727 L3 1.299 L-Kur -0.003 1984 50.80 CV 0.235 M130 25.533 L4 -0.034 1985 97.60 HazenS. 0.488 1986 66.50 140 1987 66.50 18016 RIVER BLACKWATER @ DUNCANNON EV1 1988 80.70 120 1989 78.60 1990 68.10 100 1991 62.20 1992 69.30 80 winter peak 1993 70.70 summer peak 60
1994 105.00 AMF(m3/s) 1995 84.90 40 1996 99.70 1997 82.80 20 2 5 10 25 50 100 500 1998 107.00 1999 102.31 0 EV1 y 2000 93.30 -2-1 0 1 2 3 4 5 6 7 2001 82.85 140 2002 63.35 LO2 2003 113.57 120 2004 114.82 100
80
60 AMF(m3/s)
40
20 2 5 10 25 50 100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2.2 MUNSTER BALCKWATER CATCHMENT LogNormal 2
1.8
1.6
1.4 log10(AMF)
1.2 2 5 10 25 50 100 500 1
0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 18048 RIVER BLACKWATER @ DROMCUMMER Annual Maximum Floods 1981 to 2004.( missing year '03) B A (km 2)= 881.00 N= 23 Year AMF(m 3 /s) Moments PWM L-Moments 1981 231.00 Mean 222.769 M100 222.769 L1 222.769 L-Cv 0.045 1982 210.00 Median 220.000 M110 116.430 L2 10.092 L-Skew 0.153 1983 212.00 Std.Dev. 18.213 M120 79.559 L3 1.540 L-Kur 0.222 1984 191.00 CV 0.082 M130 60.730 L4 2.237 1985 269.00 HazenS. 1.113 1986 211.00 300 1987 225.00 18048 RIVER BLACKWATER @ DROMCUMMER 1988 260.00 EV1 250 1989 220.00 1990 217.00 200 1991 214.00 1992 205.00 winter peak 150 1993 211.00 summer peak
1994 238.00 AMF(m3/s) 100 1995 218.00 1996 223.00 1997 236.00 50 2 5 10 25 50 100 500 1998 242.00 1999 227.32 0 EV1 y 2000 196.00 -2-1 0 1 2 3 4 5 6 7 2001 227.00 300 2002 212.00 LO2 2004 228.37 250
200
150 AMF(m3/s) 100
50 2 5 10 25 50 100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2.5 MUNSTER BALCKWATER CATCHMENT 2.45 LogNormal 2.4 2.35 2.3 2.25 2.2 log10(AMF) 2.15 2.1 2.05 2 5 10 25 50 100 500 2 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 18050 RIVER BLACKWATER @ DURRIGLE Annual Maximum Floods 1981 to 2004.(no missing years) B A (km 2)= 244.60 N= 24 Year AMF(m 3 /s) Moments PWM L-Moments 1981 148.00 Mean 121.958 M100 121.958 L1 121.958 L-Cv 0.114 1982 124.00 Median 124.500 M110 67.933 L2 13.907 L-Skew -0.010 1983 135.00 Std.Dev. 24.016 M120 47.583 L3 -0.141 L-Kur 0.088 1984 86.50 CV 0.197 M130 36.774 L4 1.225 1985 134.00 HazenS. 0.124 1986 89.60 200 1987 133.00 18050 RIVER BLACKWATER @ DURRIGLE 1988 175.00 180 EV1 1989 108.00 160 1990 94.80 140 1991 103.00 120 1992 79.70 winter peak 100 1993 113.00 summer peak 80 1994 137.00 AMF(m3/s) 1995 99.40 60 1996 121.00 40 2 5 10 25 50 100 500 1997 118.00 20 1998 157.00 1999 125.00 0 EV1 y 2000 142.00 -2-1 0 1 2 3 4 5 6 7 2001 126.00 200 2002 95.30 180 LO2 2003 141.97 160 2004 140.74 140 120 100
AMF(m3/s) 80 60 40 2 5 10 25 50 100 500 20 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2.4 MUNSTER BALCKWATER CATCHMENT LogNormal 2.2
2
1.8
1.6
log10(AMF) 1.4
1.2 2 5 10 25 50 100 500 1
0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 19046 RIVER MARTIN @ STATION ROAD AMF 1992 to 2000.(no missing years) B A (km 2)= 60.40 N= 9 Year AMF(m 3 /s) Moments PWM L-Moments 1992 23.37 Mean 31.095 M100 31.095 L1 31.095 L-Cv 0.156 1993 27.95 Median 29.946 M110 17.971 L2 4.848 L-Skew -0.040 1994 41.95 Std.Dev. 8.045 M120 12.757 L3 -0.193 L-Kur 0.057 1995 29.95 CV 0.259 M130 9.921 L4 0.277 1996 17.72 HazenS. -0.340 1997 27.17 45.0 1998 37.07 19046 RIVER MARTIN @ STATION ROAD 1999 34.07 40.0 2000 40.60 35.0
30.0
25.0 winter peak summer peak 20.0 AMF(m3/s) 15.0
10.0 2 5 10 25 50 100 500 5.0
0.0 -2-1 0 1 2EV1 y 3 4 5 6 7
45.0 LO2 40.0
35.0 30.0 25.0
20.0 AMF(m3/s) 15.0
LEE CATCHMENT LEE 10.0 2 5 10 25 50 100 500 5.0 0.0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.7 LogNormal 1.6
1.5
1.4
1.3 log10(AMF)
1.2
1.1 2 5 10 25 50 100 500 1 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 20002 RIVER BANDON @ CURRANURE Annual Maximum Floods 1974 to 2004.(no missing years) B A (km 2)= 431.00 N= 31 Year AMF(m 3 /s) Moments PWM L-Moments 1974 108.07 Mean 140.605 M100 140.605 L1 140.605 L-Cv 0.186 1975 287.11 Median 126.282 M110 83.372 L2 26.139 L-Skew 0.369 1976 106.81 Std.Dev. 51.902 M120 61.544 L3 9.635 L-Kur 0.277 1977 139.94 CV 0.369 M130 49.685 L4 7.242 1978 204.53 HazenS. 2.129 1979 117.04 350 1980 122.95 20002 RIVER BANDON @ CURRANURE EV1 1981 215.09 300 1982 96.94 1983 96.33 250 1984 89.77 1985 231.71 200 winter peak 1986 129.65 summer peak 150
1987 141.34 AMF(m3/s) 1988 281.64 100 1989 128.97 1990 145.55 50 1991 103.06 2 5 10 25 50 100 500 1992 74.98 0 EV1 y 1993 126.28 -2-1 0 1 2 3 4 5 6 7 1994 118.34 350 1995 130.32 LO2 1996 117.04 300 1997 122.29 250 1998 134.41 1999 110.60 200 2000 135.79 2001 114.45 150 AMF(m3/s) 2002 103.06 100 2003 149.82 2004 174.85 50 BANDONCATCHMENT 2 5 10 25 50 100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2.6 LogNormal 2.4
2.2
2
1.8
1.6 log10(AMF) 1.4
1.2 2 5 10 25 50 100 500 1
0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 20006 RIVER ARGIDEEN @ CLONAKILTY W.W. Annual Maximum Floods 1977 to 2004.( no missing year ) B A (km 2)= 79.30 N= 25 Year AMF(m 3 /s) Moments PWM L-Moments 1977 23.00 Mean 30.252 M100 30.252 L1 30.252 L-Cv 0.161 1978 21.60 Median 27.700 M110 17.558 L2 4.864 L-Skew 0.275 1979 27.70 Std.Dev. 9.013 M120 12.739 L3 1.336 L-Kur 0.178 1980 25.30 CV 0.298 M130 10.129 L4 0.864 1981 34.00 HazenS. 1.666 1982 31.20 70 1983 25.00 20006 RIVER ARGIDEEN @ CLONAKILTY W.W. EV1 1984 29.70 60 1985 55.60 1986 34.60 50 1987 43.80 1988 44.70 40 winter peak 1989 26.20 summer peak 30
1990 30.90 AMF(m3/s) 1991 21.90 20 1992 17.10 1993 28.10 10 1994 45.30 2 5 10 25 50 100 500 1995 24.20 0 EV1 y 1996 23.70 -2-1 0 1 2 3 4 5 6 7 1997 23.10 70 2001 34.20 LO2 2002 33.90 60 2003 27.10 50 2004 24.40 40
30 AMF(m3/s)
20
10 2 5 10 25 50 100 500 ARGIDEENCATCHMENT 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.8 1.7 LogNormal 1.6 1.5 1.4 1.3 1.2 log10(AMF) 1.1 1 0.9 2 5 10 25 50 100 500 0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 22006 RIVER FLESK @ FLESK BRIDGE AM Floods '47 to '04.(missing years:59,61-63,71,72,76 ) B A (km 2)= 325.00 N= 51 Year AMF(m 3 /s) Moments PWM L-Moments 1947 174.90 Mean 165.890 M100 165.890 L1 165.890 L-Cv 0.143 1948 212.73 Median 169.086 M110 94.801 L2 23.712 L-Skew 0.072 1949 195.27 Std.Dev. 42.152 M120 67.437 L3 1.707 L-Kur 0.117 1950 165.64 CV 0.254 M130 52.708 L4 2.766 1951 129.63 HazenS. 0.656 1952 178.43 300 1953 144.47 22006 RIVER FLESK @ FLESK BRIDGE 1954 166.78 EV1 250 1955 125.52 1956 147.73 200 1957 194.05 1958 110.57 winter peak 150 1960 212.73 summer peak
1964 207.68 AMF(m3/s) 100 1965 132.76 1966 171.40 1967 114.48 50 2 5 10 25 50 100 500 1968 154.35 1969 108.64 0 EV1 y 1970 212.73 -2-1 0 1 2 3 4 5 6 7 1973 232.11 300 1974 93.67 LO2 1975 179.61 250 1977 194.05 1978 282.83 200 1979 123.48 1980 277.15 150 1981 166.78 AMF(m3/s) 1982 114.48 100 1983 138.03 1984 103.86 50 LAUNECATCHMENT 1985 224.27 2 5 10 25 50 100 500 1986 124.50 0 1987 177.25 -6 -4 -2 0 2 4 6 8 1988 210.20 Logistic reduced variate 1989 169.09 2.6 1990 157.70 LogNormal 1991 144.47 2.4 1992 126.54 2.2 1993 107.68 2 1994 172.57 1995 146.64 1.8 1996 172.57 1.6
1997 184.37 log10(AMF) 1998 185.57 1.4 1999 184.37 1.2 2000 181.99 1 2001 176.07 2 5 10 25 50 100 500 2002 110.57 0.8 -3 -2 -1 0 1 2 3 4 2003 143.39 Normal N(0,1) y 2004 194.05 22009 RIVER DREENAGH @ WHITE BRIDGE Annual Maximum Floods 1981 to 2004.(no missing years) B A (km 2)= 37.00 N= 24 Year AMF(m 3 /s) Moments PWM L-Moments 1981 9.29 Mean 11.915 M100 11.915 L1 11.915 L-Cv 0.089 1982 10.43 Median 11.466 M110 6.487 L2 1.060 L-Skew 0.179 1983 9.00 Std.Dev. 1.901 M120 4.533 L3 0.189 L-Kur 0.186 1984 14.31 CV 0.160 M130 3.513 L4 0.198 1985 16.35 HazenS. 1.168 1986 16.07 18 1987 11.12 22009 RIVER DREENAGH @ WHITE BRIDGE 1988 14.42 16 EV1 1989 12.45 14 1990 10.65 12 1991 11.09 1992 10.81 10 winter peak summer peak 1993 10.21 8
1994 10.81 AMF(m3/s) 6 1995 9.82 1996 11.61 4 1997 11.32 2 2 5 10 25 50 100 500 1998 12.28 1999 13.33 0 EV1 y 2000 12.45 -2-1 0 1 2 3 4 5 6 7 2001 12.11 18 2002 11.29 LO2 16 2003 12.28 2004 12.45 14 12 10 8 AMF(m3/s) 6 4 LAUNE CATCHMENT 2 2 5 10 25 50 100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.25 LogNormal 1.2
1.15
1.1
1.05
1 log10(AMF) 0.95
0.9 2 5 10 25 50 100 500 0.85
0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 22035 RIVER LAUNE @ LAUNE BRIDGE Annual Maximum Floods 1991 to 2004.(no missing year ) B A (km 2)= ? N= 14 Year AMF(m 3 /s) Moments PWM L-Moments 1991 74.38 Mean 112.808 M100 112.808 L1 112.808 L-Cv 0.118 1992 74.04 Median 116.404 M110 63.075 L2 13.342 L-Skew -0.153 1993 100.10 Std.Dev. 22.830 M120 43.933 L3 -2.041 L-Kur 0.027 1994 133.99 CV 0.202 M130 33.714 L4 0.363 1995 97.31 HazenS. -0.855 1996 114.24 160 1997 116.84 22035 RIVER LAUNE @ LAUNE BRIDGE 1998 124.36 140 1999 140.61 120 2000 141.48 2001 125.71 100 2002 87.68 winter peak 80 2003 115.97 summer peak
2004 132.59 AMF(m3/s) 60
40
20 2 5 10 25 50 100 500 0 -2-1 0 1 2EV1 y 3 4 5 6 7
160 LO2 140
120
100
80
AMF(m3/s) 60
40
LAUNECATCHMENT 20 2 5 10 25 50 100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2.3 LogNormal 2.1
1.9
1.7
1.5 log10(AMF)
1.3
1.1 2 5 10 25 50 100 500
0.9 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 24002 RIVER CAMOGE @ GRAY'S BRIDGE AMF 1972 to 2004.(missing years:'77) B A (km 2)= 231.00 N= 32 Year AMF(m 3 /s) Moments PWM L-Moments 1972 17.82 Mean 23.473 M100 23.473 L1 23.473 L-Cv 0.142 1973 39.50 Median 23.119 M110 13.405 L2 3.338 L-Skew 0.077 1974 17.44 Std.Dev. 5.939 M120 9.536 L3 0.258 L-Kur 0.189 1975 13.96 CV 0.253 M130 7.466 L4 0.632 1976 12.78 HazenS. 0.663 1978 16.18 45.0 1979 14.20 24002 RIVER CAMOGE @ GRAY'S BRIDGE 1980 22.01 40.0 EV1 1981 23.28 35.0 1982 27.85 30.0 1983 27.85 1984 22.96 25.0 winter peak summer peak 1985 22.64 20.0
1986 23.49 AMF(m3/s) 15.0 1987 25.97 1988 29.19 10.0 2 5 10 25 50 100 500 1989 35.21 5.0 1990 20.67 1991 20.15 0.0 -2-1 0 1 2EV1 y 3 4 5 6 7 1992 19.75 1993 24.45 45.0 1994 31.47 LO2 40.0 1995 27.74 1996 20.97 35.0 1997 23.70 30.0 1998 20.87 25.0 1999 25.86 2000 30.33 20.0 AMF(m3/s) 2001 26.08 15.0 2002 21.80 10.0 2003 19.95
MAIGUECATCHMENT 2 5 10 25 50 100 500 2004 24.99 5.0 0.0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.7 LogNormal 1.6
1.5
1.4
1.3 log10(AMF)
1.2
1.1 2 5 10 25 50 100 500 1 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 24004 RIVER MAIGUE @ BRUREE Annual Maximum Floods 1953 to 2004.(no missing year ) B A (km 2)= 246.00 N= 52 Year AMF(m 3 /s) Moments PWM L-Moments 1953 38.93 Mean 54.864 M100 54.864 L1 54.864 L-Cv 0.221 1954 33.75 Median 50.628 M110 33.485 L2 12.107 L-Skew 0.183 1955 49.06 Std.Dev. 21.630 M120 24.712 L3 2.221 L-Kur 0.101 1956 43.10 CV 0.394 M130 19.780 L4 1.219 1957 36.29 HazenS. 0.907 1958 40.98 120 1959 41.68 24004 RIVER MAIGUE @ BRUREE 1960 49.84 EV1 100 1961 39.61 1962 30.16 80 1963 37.59 1964 62.41 winter peak 60 1965 68.86 summer peak
1966 40.98 AMF(m3/s) 40 1967 29.02 1968 99.75 20 1969 29.02 2 5 10 25 50 100 500 1970 31.63 1971 30.45 0 EV1 y 1972 32.23 -2-1 0 1 2 3 4 5 6 7 1973 67.44 120 1974 32.83 LO2 1975 42.03 100 1976 27.73 1977 21.59 80 1978 55.50 1979 52.62 60 1980 53.44 AMF(m3/s) 1981 36.61 40 1982 61.08 1983 99.75 20 2 5 10 25 50 100 500
MAIGUE CATCHMENT MAIGUE 1984 47.91 1985 91.66 0 1986 67.44 -6 -4 -2 0 2 4 6 8 1987 66.98 Logistic reduced variate 1988 97.98 2.1 1989 104.55 LogNormal 1990 50.63 1.9 1991 48.68 1992 45.65 1.7 1993 63.31 1994 83.98 1.5 1995 61.52
1996 78.23 log10(AMF) 1997 65.13 1.3 1998 98.57 1999 50.63 1.1 2 5 10 25 50 100 500 2000 83.98 2001 58.03 0.9 -3 -2 -1 0 1 2 3 4 2002 58.03 Normal N(0,1) y 2003 53.44 2004 60.63 24011 RIVER DEEL @ DEEL BRIDGE Annual Maximum Floods 1972 to 2004.(no missing year ) B A (km 2)= 273.00 N= 33 Year AMF(m 3 /s) Moments PWM L-Moments 1972 104.90 Mean 103.008 M100 103.008 L1 103.008 L-Cv 0.119 1973 171.74 Median 104.552 M110 57.644 L2 12.279 L-Skew -0.020 1974 88.27 Std.Dev. 22.509 M120 40.436 L3 -0.240 L-Kur 0.236 1975 96.51 CV 0.219 M130 31.363 L4 2.903 1976 55.47 HazenS. 0.422 1977 96.51 200 1978 103.65 24011 RIVER DEEL @ DEEL BRIDGE 1979 96.29 180 EV1 1980 124.66 160 1981 71.40 140 1982 114.22 120 1983 109.12 winter peak 100 1984 67.09 summer peak 80 1985 127.57 AMF(m3/s) 1986 81.12 60 1987 103.65 40 1988 126.60 20 1989 108.20 2 5 10 25 50 100 500 1990 82.79 0 EV1 y 1991 89.77 -2-1 0 1 2 3 4 5 6 7 1992 61.19 200 1993 114.92 180 LO2 1994 130.50 160 1995 103.65 1996 108.66 140 1997 97.39 120 1998 123.70 100 1999 104.55 AMF(m3/s) 80 2000 110.04 60 2001 104.55
DEEL CATCHMENT DEEL 2002 89.55 40 2003 112.35 20 2 5 10 25 50 100 500 2004 118.69 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2.5 LogNormal 2.3
2.1
1.9
1.7
log10(AMF) 1.5
1.3
1.1 2 5 10 25 50 100 500
0.9 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 24012 RIVER DEEL @ GRANGE BRIDGE Annual Maximum Floods 1964 to 2004.(no missing years) B A (km 2)= 359.00 N= 41 Year AMF(m 3 /s) Moments PWM L-Moments 1964 100.77 Mean 110.453 M100 110.453 L1 110.453 L-Cv 0.090 1965 112.82 Median 109.994 M110 60.207 L2 9.962 L-Skew 0.010 1966 104.88 Std.Dev. 17.400 M120 41.816 L3 0.103 L-Kur 0.127 1967 103.50 CV 0.158 M130 32.185 L4 1.267 1968 139.39 HazenS. -0.023 1969 89.65 160 1970 88.78 24012 RIVER DEEL @ GRANGE BRIDGE 1971 95.37 140 EV1 1972 94.04 120 1973 141.95 1974 102.36 100 1975 107.66 winter peak 80 1976 72.46 summer peak
1977 109.06 AMF(m3/s) 60 1978 112.82 40 1979 107.20 1980 135.83 20 1981 85.76 2 5 10 25 50 100 500 1982 125.85 0 EV1 y 1983 115.19 -2-1 0 1 2 3 4 5 6 7 1984 87.05 160 1985 133.81 LO2 1986 99.86 140 1987 118.07 120 1988 140.15 1989 120.24 100 1990 101.22 80 1991 100.77 AMF(m3/s) 60 1992 75.30 1993 122.91 40
DEEL CATCHMENT DEEL 1994 134.31 20 1995 110.46 2 5 10 25 50 100 500 1996 114.24 0 1997 105.57 -6 -4 -2 0 2 4 6 8 1998 125.85 Logistic reduced variate 1999 109.99 2.3 2000 115.19 LogNormal 2001 114.24 2.1 2002 98.06 2003 118.07 1.9 2004 137.86 1.7
1.5 log10(AMF)
1.3
1.1 2 5 10 25 50 100 500
0.9 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 24030 RIVER DEEL @ DANGANBEG Annual Maximum Floods 1980 to 2004.(no missing years) B A (km 2)= 248.00 N= 25 Year AMF(m 3 /s) Moments PWM L-Moments 1980 69.50 Mean 52.894 M100 52.894 L1 52.894 L-Cv -0.117 1981 39.10 Median 52.000 M110 23.364 L2 -6.165 L-Skew -3.197 1982 60.60 Std.Dev. 8.112 M120 17.834 L3 19.709 L-Kur 3.673 1983 67.70 CV 0.153 M130 14.244 L4 -22.646 1984 44.00 HazenS. 0.885 1985 72.20 80 1986 53.00 24030 RIVER DEEL @ DANGANBEG 1987 50.90 70 EV1 1988 55.80 60 1989 51.80 1990 43.70 50 1991 47.90 winter peak 40 1992 37.80 summer peak
1993 53.50 AMF(m3/s) 30 1994 52.80 20 1995 50.10 1996 53.30 10 2 5 10 25 50 100 500 1997 50.20 1998 54.90 0 EV1 y 1999 51.82 -2-1 0 1 2 3 4 5 6 7 2000 54.60 80 2001 53.10 LO2 2002 50.70 70 2003 51.32 60 2004 52.00 50
40
AMF(m3/s) 30
20 DEEL CATCHMENT DEEL 10 2 5 10 25 50 100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2.1 LogNormal 1.9
1.7
1.5 log10(AMF) 1.3
1.1 2 5 10 25 50 100 500
0.9 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 25004 RIVER BILBOA @ NEWBRIDGE AMFloods 1955 to 2002.(missing years:'99,00,01) B A (km 2)= 125.00 N= 30 Year AMF(m 3 /s) Moments PWM L-Moments 1970 33.60 Mean 41.697 M100 41.697 L1 41.697 L-Cv 0.130 1971 41.10 Median 42.300 M110 23.562 L2 5.428 L-Skew -0.037 1972 43.70 Std.Dev. 9.409 M120 16.579 L3 -0.202 L-Kur 0.124 1973 42.80 CV 0.226 M130 12.850 L4 0.672 1974 48.80 HazenS. -0.156 1975 43.20 70 1976 23.30 25004 RIVER BILBOA @ NEWBRIDGE EV1 1977 38.90 60 1978 35.70 1979 38.30 50 1980 31.10 1981 26.10 40 winter peak 1982 56.90 summer peak 30
1983 49.30 AMF(m3/s) 1984 29.40 20 1985 57.60 1986 37.90 10 1987 32.00 2 5 10 25 50 100 500 1988 41.80 0 EV1 y 1989 45.20 -2-1 0 1 2 3 4 5 6 7 1990 44.90 70 1991 46.70 LO2 1992 40.50 60 1993 47.50 50 1994 59.50 1995 38.90 40 1996 49.10 1997 49.70 30 AMF(m3/s) 1998 51.90 20 2002 25.50 10
MULKEAR CATCHMENT 2 5 10 25 50 100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate 1.9 1.8 LogNormal 1.7 1.6 1.5 1.4 1.3 log10(AMF) 1.2 1.1 2 5 10 25 50 100 500 1 0.9 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y Note: Presence of embankment: 80% of values within embankment and top 20% overflow embankment 25011 RIVER BROSNA @ MOYSTOWN Annual Maximum Floods 1972 to 2004.(no missing year ) B A (km 2)= 1227.00 N= 51 Year AMF(m 3 /s) Moments PWM L-Moments 1954 194.25 Mean 85.641 M100 85.641 L1 85.641 L-Cv 0.180 1955 106.35 Median 82.025 M110 50.539 L2 15.437 L-Skew 0.143 1956 98.71 Std.Dev. 28.881 M120 36.634 L3 2.213 L-Kur 0.234 1957 118.81 CV 0.337 M130 29.091 L4 3.612 1958 77.55 HazenS. 1.308 1959 133.93 250 1960 83.54 25011 RIVER BROSNA @ MOYSTOWN 1961 54.63 EV1 1962 46.52 200 1963 41.09 1964 82.02 150 1965 86.63 winter peak 1966 94.59 summer peak 100 1967 82.78 AMF(m3/s) 1968 118.81 1969 73.21 50 1970 63.57 1971 41.41 2 5 10 25 50 100 500 1972 38.27 0 EV1 y 1973 73.21 -2-1 0 1 2 3 4 5 6 7 1974 77.92 250 1975 40.03 LO2 1976 82.02 200 1977 64.23 1978 76.82 1979 75.36 150 1980 58.44 1981 68.99 AMF(m3/s) 100 1982 79.03 1983 83.16 1984 87.02 50
BROSNACATCHMENT 1985 68.30 2 5 10 25 50 100 500 1986 85.85 0 1987 78.29 -6 -4 -2 0 2 4 6 8 1988 54.63 Logistic reduced variate 1989 126.26 2.5 1990 76.82 LogNormal 1991 81.65 2.3 1992 86.63 2.1 1993 90.56 1994 135.89 1.9 1995 62.91 1.7 1996 78.29
1997 88.19 log10(AMF) 1.5 1998 88.98 1999 119.73 1.3 2000 109.83 1.1 2 5 10 25 50 100 500 2001 113.38 2002 100.38 0.9 -3 -2 -1 0 1 2 3 4 2003 84.31 Normal N(0,1) y 2004 133.93 25020 RIVER KILLIMOR @ KILLEEN Annual Maximum Floods 1969 to 2004.( missing year 90 ) B A (km 2)= 197.00 N= 35 Year AMF(m 3 /s) Moments PWM L-Moments 1969 43.65 Mean 46.598 M100 46.598 L1 46.598 L-Cv 0.186 1970 26.72 Median 43.653 M110 27.630 L2 8.663 L-Skew 0.157 1971 39.08 Std.Dev. 15.375 M120 20.091 L3 1.361 L-Kur 0.113 1972 29.69 CV 0.330 M130 15.937 L4 0.981 1973 66.96 HazenS. 0.935 1974 48.74 100 1975 23.55 25020 RIVER KILLIMOR @ KILLEEN 1976 30.50 90 EV1 1977 29.28 80 1978 53.02 70 1979 37.01 60 1980 36.33 winter peak 50 1981 27.89 summer peak 40 1982 51.13 AMF(m3/s) 1983 44.65 30 1984 39.32 20 1985 58.92 10 2 5 10 25 50 100 500 1986 37.23 1987 51.40 0 EV1 y 1988 37.92 -2-1 0 1 2 3 4 5 6 7 1989 60.37 100 1991 63.92 90 LO2 1992 27.10 80 1993 44.40 1994 73.26 70 1995 38.15 60 1996 45.40 50 1997 41.94 AMF(m3/s) 40 1998 41.70 30 1999 69.44 2000 62.72 20 10 2 5 10 25 50 100 500
KILLIMOR CATCHMENT KILLIMOR 2001 66.65 2002 51.40 0 2003 41.94 -6 -4 -2 0 2 4 6 8 2004 89.55 Logistic reduced variate 2.1 LogNormal 1.9
1.7
1.5 log10(AMF) 1.3
1.1 2 5 10 25 50 100 500
0.9 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 25038 RIVER NENAGH @ TYONE Annual Maximum Floods 1987 to 2004.( missing year 03 ) B A (km 2)= 139.00 N= 17 Year AMF(m 3 /s) Moments PWM L-Moments 1987 32.00 Mean 42.076 M100 42.076 L1 42.076 L-Cv 0.151 1988 26.30 Median 39.300 M110 24.218 L2 6.359 L-Skew 0.173 1989 43.40 Std.Dev. 11.380 M120 17.388 L3 1.099 L-Kur 0.218 1990 43.90 CV 0.270 M130 13.724 L4 1.383 1991 44.40 HazenS. 1.298 1992 26.90 80 1993 38.80 25038 RIVER NENAGH @ TYONE 1994 67.90 70 1995 45.20 60 1996 62.60 1997 38.70 50 1998 39.20 winter peak 40 1999 45.60 summer peak
2000 39.30 AMF(m3/s) 30 2001 34.20 20 2002 31.90 2 5 10 25 50 100 500 2004 55.00 10
0 -2-1 0 1 2EV1 y 3 4 5 6 7
80 LO2 70
60
50
40
AMF(m3/s) 30
20 2 5 10 25 50 100 500 10
0 SHANNONCATCHMENT LW -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.9 1.8 LogNormal 1.7 1.6 1.5 1.4 1.3 log10(AMF) 1.2 1.1 2 5 10 25 50 100 500 1 0.9 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 26010 RIVER CLOONE @ RIVERSTOWN Annual Maximum Floods 1970 to 2004.(no missing years) B A (km 2)= 100.00 N= 35 Year AMF(m 3 /s) Moments PWM L-Moments 1970 37.00 Mean 20.032 M100 20.032 L1 20.032 L-Cv 0.215 1971 40.80 Median 17.170 M110 12.175 L2 4.317 L-Skew 0.347 1972 34.60 Std.Dev. 8.252 M120 9.085 L3 1.497 L-Kur 0.175 1973 38.80 CV 0.412 M130 7.363 L4 0.756 1974 35.20 HazenS. 1.640 1975 14.28 45 1976 10.47 26010 RIVER CLOONE @ RIVERSTOWN 1977 12.49 40 EV1 1978 15.22 35 1979 12.49 30 1980 14.47 1981 12.14 25 winter peak summer peak 1982 13.55 20
1983 12.84 AMF(m3/s) 15 1984 12.66 1985 16.77 10 2 5 10 25 50 100 500 1986 17.37 5 1987 27.17 1988 19.86 0 EV1 y 1989 15.51 -2-1 0 1 2 3 4 5 6 7 1990 18.80 45 1991 17.78 LO2 40 1992 27.17 1993 16.77 35 1994 15.89 30 1995 25.73 25 1996 19.01 1997 15.89 20 AMF(m3/s) 1998 17.17 15 1999 19.43
RINNCATCHMENT 10 2000 15.60 2 5 10 25 50 100 500 2001 18.39 5 2002 24.78 0 2003 15.60 -6 -4 -2 0 2 4 6 8 2004 19.43 Logistic reduced variate 1.7 LogNormal 1.6
1.5
1.4
1.3
log10(AMF) 1.2
1.1 2 5 10 25 50 100 500 1
0.9 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 26014 RIVER LUNG @ BANADA BRIDGE Annual Maximum Floods 1987 to 2004.( missing year 03 ) B A (km 2)= 222.00 N= 16 Year AMF(m 3 /s) Moments PWM L-Moments 1989 46.72 Mean 44.103 M100 44.103 L1 44.103 L-Cv 0.125 1990 37.04 Median 42.816 M110 24.799 L2 5.495 L-Skew 0.187 1991 47.87 Std.Dev. 10.005 M120 17.620 L3 1.027 L-Kur 0.257 1992 31.30 CV 0.227 M130 13.826 L4 1.411 1993 43.62 HazenS. 1.799 1994 42.01 80 1995 54.77 26014 RIVER LUNG @ BANADA BRIDGE 1996 38.32 70 1997 36.78 60 1998 54.02 1999 70.90 50 2000 29.76 winter peak 40 2001 44.10 summer peak
2002 39.89 AMF(m3/s) 30 2003 41.04 20 2004 47.52 10 2 5 10 25 50 100 500 0 -2-1 0 1 2EV1 y 3 4 5 6 7
80 LO2 70
60
50
40
AMF(m3/s) 30
20
BOYLE CATCHMENT BOYLE 10 2 5 10 25 50 100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.9 1.8 LogNormal 1.7 1.6 1.5 1.4 1.3 log10(AMF) 1.2 1.1 1 2 5 10 25 50 100 500 0.9 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 26058 RIVER INNY UPPER @ BALLINRINK BRIDGE Annual Maximum Floods 1981 to 2004.(no missing years) B A (km 2)= 59.00 N= 24 Year AMF(m 3 /s) Moments PWM L-Moments 1981 5.11 Mean 5.977 M100 5.977 L1 5.977 L-Cv 0.208 1982 4.01 Median 5.345 M110 3.609 L2 1.242 L-Skew 0.278 1983 4.50 Std.Dev. 2.282 M120 2.671 L3 0.346 L-Kur 0.182 1984 4.60 CV 0.382 M130 2.151 L4 0.226 1985 4.47 HazenS. 1.596 1986 4.51 14 1987 4.24 26058 RIVER INNY UPPER @ BALLINRINK BRIDGE 1988 4.18 12 EV1 1989 10.30 1990 8.64 10 1991 6.63 1992 5.68 8 winter peak 1993 5.45 summer peak 6
1994 8.94 AMF(m3/s) 1995 6.55 4 1996 5.47 1997 4.85 2 2 5 10 25 50 100 500 1998 5.24 1999 2.60 0 EV1 y 2000 5.95 -2-1 0 1 2 3 4 5 6 7 2001 7.66 14 2002 8.03 LO2 2003 3.63 12 2004 12.20 10
8
6 AMF(m3/s)
4 INNYCATCHMENT 2 2 5 10 25 50 100 500
0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.2 LogNormal 1
0.8
0.6 log10(AMF) 0.4
0.2 2 5 10 25 50 100 500
0 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 26108 RIVER OWENURE @ BOYLE ABBEY BRIDGE Annual Maximum Floods 1990 to 2004.(no missing year ) B A (km 2)= 533.00 N= 15 Year AMF(m 3 /s) Moments PWM L-Moments 1990 67.07 Mean 56.289 M100 56.289 L1 56.289 L-Cv 0.108 1991 73.07 Median 57.316 M110 31.182 L2 6.074 L-Skew 0.063 1992 58.65 Std.Dev. 10.285 M120 21.864 L3 0.385 L-Kur -0.061 1993 57.32 CV 0.183 M130 16.883 L4 -0.373 1994 70.03 HazenS. 0.275 1995 49.71 80 1996 48.51 26108 RIVER OWENURE @ BOYLE ABBEY BRIDGE 1997 47.32 70 1998 50.93 60 1999 62.77 2000 43.88 50 2001 67.07 winter peak 40 2002 43.88 summer peak
2003 42.77 AMF(m3/s) 30 2004 61.38 20 2 5 10 25 50 100 500 10
0 -2-1 0 1 2EV1 y 3 4 5 6 7
80 LO2 70
60
50
40
AMF(m3/s) 30
20 2 5 10 25 50 100 500 BOYLE CATCHMENT BOYLE 10
0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2 LogNormal 1.8
1.6
1.4 log10(AMF) 1.2
1 2 5 10 25 50 100 500 0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 28001 RIVER INAGH @ ENNISTIMON AMF 1957 to 1975.( missing years:'61,62) B A (km 2)= 168.00 N= 17 Year AMF(m 3 /s) Moments PWM L-Moments 1957 45.77 Mean 52.693 M100 52.693 L1 52.693 L-Cv 0.159 1958 27.54 Median 47.584 M110 30.526 L2 8.359 L-Skew 0.474 1959 49.44 Std.Dev. 21.066 M120 22.404 L3 3.961 L-Kur 0.608 1960 59.32 CV 0.400 M130 18.179 L4 5.081 1963 47.58 HazenS. 4.888 1964 55.24 140.0 1965 45.77 28001 RIVER INAGH @ ENNISTIMON 1966 42.27 120.0 1967 47.58 1968 129.28 100.0 1969 48.81 1970 47.58 80.0 winter peak summer peak 1971 44.00 60.0
1972 55.91 AMF(m3/s) 1973 59.32 40.0 1974 45.77 1975 44.58 20.0 2 5 10 25 50 100 500 0.0 -2-1 0 1 2EV1 y 3 4 5 6 7
140.0 LO2 120.0
100.0
80.0
60.0 AMF(m3/s)
40.0
20.0
DOONBEGCATCHMENT 2 5 10 25 50 100 500 0.0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2.2 LogNormal 2
1.8
1.6 log10(AMF) 1.4
1.2 2 5 10 25 50 100 500
1 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 29007 RIVER L.CULLAUN @ CRAUGHWELL Annual Maximum Floods 1983 to 2004.(no missing years) B A (km 2)= 278.00 N= 22 Year AMF(m 3 /s) Moments PWM L-Moments 1983 27.71 Mean 27.830 M100 27.830 L1 27.830 L-Cv 0.124 1984 27.93 Median 26.495 M110 15.638 L2 3.446 L-Skew 0.152 1985 22.35 Std.Dev. 6.154 M120 11.087 L3 0.525 L-Kur 0.205 1986 25.95 CV 0.221 M130 8.675 L4 0.706 1987 24.23 HazenS. 1.033 1988 19.53 50 1989 32.76 29007 RIVER L.CULLAUN @ CRAUGHWELL 1990 25.30 45 EV1 1991 23.81 40 1992 26.82 35 1993 29.06 30 1994 39.60 winter peak 25 1995 23.81 summer peak 20 1996 25.95 AMF(m3/s) 1997 26.17 15 1998 29.51 10 1999 32.76 5 2 5 10 25 50 100 500 2000 32.52 2001 34.42 0 EV1 y 2002 22.14 -2-1 0 1 2 3 4 5 6 7 2003 17.03 50 2004 42.93 45 LO2 40 35 30 25
AMF(m3/s) 20 15 10 5 2 5 10 25 50 100 500
DUNKELLIN CATCHMENT 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.7 LogNormal 1.6
1.5
1.4
1.3
1.2 log10(AMF) 1.1
1 2 5 10 25 50 100 500 0.9
0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 30012 RIVER CLARE @ CLAREGALWAY Annual Maximum Floods 1996 to 2004.(no missing years) B A (km 2)= 1075.40 N= 9 Year AMF(m 3 /s) Moments PWM L-Moments 1996 126.00 Mean 126.889 M100 126.889 L1 126.889 L-Cv 0.072 1997 122.00 Median 126.000 M110 68.042 L2 9.194 L-Skew 0.132 1998 114.00 Std.Dev. 15.512 M120 47.095 L3 1.210 L-Kur 0.152 1999 155.00 CV 0.122 M130 36.232 L4 1.397 2000 126.00 HazenS. 1.002 2001 138.00 180 2002 105.00 30012 RIVER CLARE @ CLAREGALWAY 2003 115.00 160 2004 141.00 140
120
100 winter peak summer peak 80 AMF(m3/s) 60
40 2 5 10 25 50 100 500 20
0 -2-1 0 1 2EV1 y 3 4 5 6 7
180 LO2 160
140
120
100
80 AMF(m3/s) 60
40
CORRIBCATCHMENT 2 5 10 25 50 100 500 20
0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2.4 LogNormal 2.2
2
1.8
1.6
log10(AMF) 1.4
1.2
1 2 5 10 25 50 100 500 0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 30021 RIVER ROBE @ CHRISTINA'S BR. AM Floods 1976 to 2004.(missing years: 80,81,84 ) B A (km 2)= 138.00 N= 26 Year AMF(m 3 /s) Moments PWM L-Moments 1976 15.20 Mean 28.173 M100 28.173 L1 28.173 L-Cv 0.176 1977 20.70 Median 27.200 M110 16.565 L2 4.957 L-Skew 0.211 1978 17.40 Std.Dev. 9.578 M120 12.044 L3 1.044 L-Kur 0.290 1979 19.90 CV 0.340 M130 9.607 L4 1.439 1982 31.00 HazenS. 2.174 1983 27.00 70 1985 32.10 30021 RIVER ROBE @ CHRISTINA'S BR. 1986 37.60 60 EV1 1987 27.40 1988 26.70 50 1989 38.90 1990 26.70 40 winter peak 1991 30.80 summer peak 30
1992 26.40 AMF(m3/s) 1993 22.10 20 1994 29.20 1995 27.40 10 2 5 10 25 50 100 500 1996 16.10 1997 28.70 0 EV1 y 1998 60.70 -2-1 0 1 2 3 4 5 6 7 1999 44.20 70 2000 19.30 LO2 2001 31.00 60 2002 20.90 50 2003 26.70 2004 28.40 40
30 AMF(m3/s)
20
10 2 5 10 25 50 100 500 CORRIBCATCHMENT
0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2 LogNormal 1.8
1.6
1.4 log10(AMF) 1.2
1 2 5 10 25 50 100 500 0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 30031 RIVER CONG @ CONG WEIR Annual Maximum Floods 1979 to 2002.(no missing year ) B A (km 2)= 891.00 N= 24 Year AMF(m 3 /s) Moments PWM L-Moments 1979 82.27 Mean 94.353 M100 94.353 L1 94.353 L-Cv 0.102 1980 88.81 Median 93.878 M110 52.000 L2 9.648 L-Skew -0.019 1981 77.53 Std.Dev. 17.097 M120 36.244 L3 -0.184 L-Kur 0.129 1982 93.88 CV 0.181 M130 27.946 L4 1.245 1983 93.88 HazenS. -0.623 1984 77.53 140 1985 79.09 30031 RIVER CONG @ CONG WEIR EV1 1986 121.31 120 1987 97.33 1988 79.09 100 1989 119.37 1990 102.63 80 winter peak 1991 83.88 summer peak 60
1992 106.25 AMF(m3/s) 1993 97.33 40 1994 122.28 1995 48.24 20 2 5 10 25 50 100 500 1996 85.51 1997 92.17 0 EV1 y 1998 106.25 -2-1 0 1 2 3 4 5 6 7 1999 111.78 140 2000 109.92 LO2 2001 102.63 120 2002 85.51 100
80
60 AMF(m3/s)
40
20 CORRIB CATCHMENT 2 5 10 25 50 100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2.2 LogNormal 2
1.8
1.6
1.4 log10(AMF)
1.2
1 2 5 10 25 50 100 500 0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 30037 RIVER ROBE @ CLOONCORMICK AMF 1982 to 2002.( no missing years) B A (km 2)= 210.00 N= 21 Year AMF(m 3 /s) Moments PWM L-Moments 1982 0.66 Mean 1.799 M100 1.799 L1 1.799 L-Cv 0.211 1983 0.45 Median 1.785 M110 1.089 L2 0.379 L-Skew -0.091 1984 1.64 Std.Dev. 0.671 M120 0.783 L3 -0.034 L-Kur 0.180 1985 1.75 CV 0.373 M130 0.615 L4 0.068 1986 1.65 HazenS. -0.422 1987 2.29 3.5 1988 1.51 30037 RIVER ROBE @ CLOONCORMICK 1989 2.14 3.0 1990 1.62 1991 2.11 2.5 1992 2.32 1993 1.62 2.0 winter peak 1994 2.32 summer peak 1.5
1995 0.78 AMF(m3/s) 1996 1.84 1.0 1997 2.20 2 5 10 25 50 100 500 1998 2.63 0.5 1999 3.19 2000 1.00 0.0 -2-1 0 1 2EV1 y 3 4 5 6 7 2001 1.79 2002 2.29 3.5 LO2 3.0
2.5
2.0
1.5 AMF(m3/s)
1.0 2 5 10 25 50 100 500 0.5 CORRIB CATCHMENT CORRIB
0.0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
0.6 LogNormal 0.5
0.4
0.3 log10(AMF) 0.2
0.1 2 5 10 25 50 100 500
0 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 31072 RIVER CONG @ CONG WEIR Annual Maximum Floods 1978 to 2004.( missing year '02 ) B A (km 2)= 891.00 N= 26 Year AMF(m 3 /s) Moments PWM L-Moments 1978 59.10 Mean 49.077 M100 49.077 L1 49.077 L-Cv 0.200 1979 103.00 Median 43.200 M110 29.436 L2 9.794 L-Skew 0.312 1980 59.00 Std.Dev. 18.632 M120 21.766 L3 3.058 L-Kur 0.196 1981 37.80 CV 0.380 M130 17.537 L4 1.918 1982 47.70 HazenS. 2.044 1983 94.80 120 1984 59.70 31072 RIVER CONG @ CONG WEIR 1985 48.80 EV1 100 1986 64.10 1987 42.30 80 1988 26.70 1989 67.40 winter peak 60 1990 66.00 summer peak
1991 44.10 AMF(m3/s) 40 1992 30.80 1993 34.20 20 1994 36.80 2 5 10 25 50 100 500 1995 32.10 1996 42.30 0 EV1 y 1997 38.10 -2-1 0 1 2 3 4 5 6 7 1998 42.30 120 1999 45.20 LO2 2000 48.20 100 2001 32.10 2003 38.00 80 2004 35.40 60 AMF(m3/s) 40
20
CORRIB CATCHMENT 2 5 10 25 50 100 500
0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2.2 LogNormal 2
1.8
1.6
1.4 log10(AMF)
1.2
1 2 5 10 25 50 100 500 0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 32011 RIVER BUNOWEN @ LOUISBERG WEIR Annual Maximum Floods 1980 to 2005.(no missing years) B A (km 2)= 68.60 N= 26 Year AMF(m 3 /s) Moments PWM L-Moments 1980 53.20 Mean 74.880 M100 74.880 L1 74.880 L-Cv 0.171 1981 59.50 Median 64.865 M110 43.852 L2 12.825 L-Skew 0.173 1982 62.70 Std.Dev. 22.599 M120 31.742 L3 2.216 L-Kur 0.064 1983 63.00 CV 0.302 M130 25.086 L4 0.820 1984 98.30 HazenS. 0.750 1985 53.60 140 1986 101.00 32011 RIVER BUNOWEN @ LOUISBERG WEIR EV1 1987 82.60 120 1988 125.00 1989 84.90 100 1990 60.80 1991 88.50 80 winter peak 1992 57.80 summer peak 60
1993 62.70 AMF(m3/s) 1994 57.00 40 1995 60.00 1996 66.73 20 2 5 10 25 50 100 500 1997 82.47 1998 106.51 0 EV1 y 1999 106.34 -2-1 0 1 2 3 4 5 6 7 2000 84.30 140 2001 112.18 LO2 2002 35.97 120 2003 74.96 100 2004 50.24 2005 56.56 80
60 AMF(m3/s)
40
20 2 5 10 25 50 100 500 BUNOWENCATCHMENT 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2.2 LogNormal 2
1.8
1.6
1.4 log10(AMF)
1.2
1 2 5 10 25 50 100 500 0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 33001 RIVER GLENAMOY @ GLENAMOY Annual Maximum Floods 1979 to 2003.( no missing year) B A (km 2)= 73.00 N= 25 Year AMF(m 3 /s) Moments PWM L-Moments 1979 59.00 Mean 62.108 M100 62.108 L1 62.108 L-Cv 0.154 1980 74.20 Median 59.300 M110 35.850 L2 9.591 L-Skew 0.198 1981 86.20 Std.Dev. 17.567 M120 25.815 L3 1.899 L-Kur 0.190 1982 74.10 CV 0.283 M130 20.409 L4 1.823 1983 43.10 HazenS. 1.653 1984 50.80 140 1985 59.50 33001 RIVER GLENAMOY @ GLENAMOY 1986 116.00 120 EV1 1987 67.70 1988 85.80 100 1989 67.70 1990 42.40 80 winter peak 1991 81.90 summer peak 60
1992 62.90 AMF(m3/s) 1993 59.30 40 1994 60.70 1995 45.90 20 2 5 10 25 50 100 500 1996 38.80 1997 53.20 0 EV1 y 1998 67.60 -2-1 0 1 2 3 4 5 6 7 1999 52.30 140 2000 56.50 LO2 2001 57.10 120 2002 50.40 100 2003 39.60 80
60 AMF(m3/s)
40
20 2 5 10 25 50 100 500 GLENAMOYCATCHMENT 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2.2 LogNormal 2
1.8
1.6
1.4 log10(AMF)
1.2
1 2 5 10 25 50 100 500 0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 34007 RIVER AT DEEL @ BALLYCARROON Annual Maximum Floods 1952 to 2004.(no missing years) B A (km 2)= 156.00 N= 53 Year AMF(m 3 /s) Moments PWM L-Moments 1952 35.81 Mean 90.373 M100 90.373 L1 90.373 L-Cv 0.199 1953 117.91 Median 84.482 M110 54.199 L2 18.024 L-Skew 0.142 1954 129.19 Std.Dev. 32.291 M120 39.563 L3 2.561 L-Kur 0.103 1955 65.28 CV 0.357 M130 31.437 L4 1.854 1956 80.33 HazenS. 0.957 1957 141.88 250 1958 84.48 34007 RIVER AT DEEL @ BALLYCARROON 1959 69.90 EV1 1960 76.25 200 1961 143.58 1962 47.78 150 1963 98.89 winter peak 1964 131.83 summer peak 100 1965 100.37 AMF(m3/s) 1966 79.78 1967 62.01 50 1968 120.81 2 5 10 25 50 100 500 1969 122.42 1970 99.22 0 EV1 y 1971 42.60 -2-1 0 1 2 3 4 5 6 7 1972 65.78 250 1973 86.93 LO2 1974 78.74 200 1975 79.64 1976 63.29 1977 114.31 150 1978 114.82 1979 118.45 AMF(m3/s) 100 1980 104.21 1981 54.49 50 1982 96.38
MOY CATCHMENT MOY 2 5 10 25 50 100 500 1983 63.29 1984 76.61 0 1985 143.97 -6 -4 -2 0 2 4 6 8 1986 129.68 Logistic reduced variate 1987 94.08 2.4 1988 138.41 LogNormal 1989 198.91 2.2 1990 65.45 2 1991 109.32 1992 65.45 1.8 1993 61.33 1.6 1994 51.87
1995 46.64 log10(AMF) 1.4 1996 64.62 1997 58.11 1.2 1998 96.96 1 1999 87.49 2 5 10 25 50 100 500 2000 73.10 0.8 -3 -2 -1 0 1 2 3 4 2001 96.96 Normal N(0,1) y 2002 93.13 2003 65.03 2004 81.98 34010 RIVER MOY @ CLOONACANNANA AMF 1954 to 1966.(missing year: '65) A2 A (km 2)= 471.00 N= 12 Year AMF(m 3 /s) Moments PWM L-Moments 1954 181.26 Mean 123.290 M100 123.290 L1 123.290 L-Cv 0.172 1955 89.54 Median 113.716 M110 72.278 L2 21.266 L-Skew 0.205 1956 117.63 Std.Dev. 36.739 M120 52.456 L3 4.360 L-Kur 0.110 1957 144.57 CV 0.298 M130 41.599 L4 2.344 1958 108.62 HazenS. 1.305 1959 124.98 250 1960 98.08 34010 RIVER MOY @ CLOONACANNANA 1961 146.51 1962 90.67 200 1963 109.81 1964 193.07 150 1966 74.75 winter peak summer peak 100 AMF(m3/s)
50 2 5 10 25 50 100 500
0 -2-1 0 1 2EV1 y 3 4 5 6 7
250 LO2
200
150
AMF(m3/s) 100
MOYCATCHMENT 50 2 5 10 25 50 100 500
0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2.4 LogNormal 2.2
2
1.8
1.6 log10(AMF)
1.4 2 5 10 25 50 100 500 1.2
1 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 36011 RIVER ERNE @ BELLAHILLAN Annual Maximum Floods 1955 to 2004.(missing year '84) A2 A (km 2)= 318.00 N= 49 Year AMF(m 3 /s) Moments PWM L-Moments 1955 11.83 Mean 17.906 M100 17.906 L1 17.906 L-Cv 0.102 1956 17.98 Median 18.225 M110 9.864 L2 1.821 L-Skew -0.104 1957 13.81 Std.Dev. 3.190 M120 6.848 L3 -0.189 L-Kur 0.106 1958 12.26 CV 0.178 M130 5.258 L4 0.193 1959 18.23 HazenS. -0.511 1960 17.36 30 1961 17.85 36011 RIVER ERNE @ BELLAHILLAN 1962 15.79 EV1 25 1963 20.00 1964 22.92 20 1965 21.51 1966 18.85 winter peak 15 1967 20.00 summer peak
1968 18.23 AMF(m3/s) 10 1969 16.87 1970 14.50 1971 12.48 5 2 5 10 25 50 100 500 1972 10.26 1973 15.08 0 1974 20.92 -2-1 0 1 2EV1 y 3 4 5 6 7 1975 12.92 30 1976 18.73 LO2 1977 15.43 25 1978 16.99 1979 18.60 20 1980 18.35 1981 16.38 15 1982 17.60 AMF(m3/s) 1983 19.88 10 1985 16.14
ERNE CATCHMENT CATCHMENT ERNE 1986 18.23 5 1987 19.81 2 5 10 25 50 100 500 1988 13.48 0 1989 20.65 -6 -4 -2 0 2 4 6 8 1990 23.60 Logistic reduced variate 1991 15.37 1.45 1992 19.04 LogNormal 1993 19.17 1.4 1994 21.11 1.35 1995 21.11 1.3 1996 18.35 1997 19.49 1.25 1998 17.83 1.2
1999 22.51 log10(AMF) 2000 21.18 1.15 2001 22.78 1.1 2002 21.18 1.05 2003 13.70 2 5 10 25 50 100 500 2004 21.05 1 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 36071 RIVER L.SCUR @ GOWLY AMF 1974 to 1993.(missing years:'00,01) B A (km 2)= 66.00 N= 20 Year AMF(m 3 /s) Moments PWM L-Moments 1974 5.39 Mean 6.355 M100 6.355 L1 6.355 L-Cv 0.087 1975 4.92 Median 6.493 M110 3.455 L2 0.554 L-Skew -0.036 1976 4.82 Std.Dev. 0.952 M120 2.392 L3 -0.020 L-Kur 0.014 1977 5.08 CV 0.150 M130 1.834 L4 0.008 1978 5.71 HazenS. -0.063 1979 5.55 9.0 1980 6.32 36071 RIVER L.SCUR @ GOWLY 1981 5.82 8.0 1982 6.04 7.0 1983 6.67 6.0 1984 7.08 1985 7.14 5.0 winter peak summer peak 1986 7.08 4.0
1987 7.20 AMF(m3/s) 3.0 1988 5.66 1989 7.63 2.0 2 5 10 25 50 100 500 1990 6.96 1.0 1991 6.90 1992 8.13 0.0 -2-1 0 1 2EV1 y 3 4 5 6 7 1993 7.02 9.0 LO2 8.0
7.0 6.0 5.0
4.0 AMF(m3/s) 3.0 2.0 2 5 10 25 50 100 500 1.0 0.0 -6 -4 -2 0 2 4 6 8 LowerCATCHMENT ErneLough Logistic reduced variate
1 0.9 LogNormal 0.8 0.7 0.6 0.5 0.4 log10(AMF) 0.3 0.2 0.1 2 5 10 25 50 100 500 0 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 38001 RIVER OWENEA @ CLONCONWAL Annual Maximum Floods 1966 to 2001.( no missing year) B A (km 2)= 109.00 N= 33 Year AMF(m 3 /s) Moments PWM L-Moments 1972 62.13 Mean 70.020 M100 70.020 L1 70.020 L-Cv 0.085 1973 71.11 Median 70.628 M110 37.995 L2 5.969 L-Skew 0.084 1974 64.91 Std.Dev. 11.506 M120 26.409 L3 0.502 L-Kur 0.257 1975 70.63 CV 0.164 M130 20.394 L4 1.534 1976 68.70 HazenS. 1.776 1977 60.31 130 1978 61.67 38001 RIVER OWENEA @ CLONCONWAL EV1 1979 74.55 110 1980 63.98 1981 49.87 90 1982 71.60 1983 74.55 70 winter peak 1984 72.58 summer peak 1985 61.67 50 AMF(m3/s) 1986 73.07 1987 80.11 30 1988 70.14 2 5 10 25 50 100 500 1989 80.11 10 1990 83.21 EV1 y 1991 113.38 -10 -2-1 0 1 2 3 4 5 6 7 1992 68.22 130 1993 64.91 LO2 1994 58.96 110 1995 73.07 1996 70.14 90 1997 77.06 70 1998 72.09 1999 83.21 50 2000 77.06 AMF(m3/s) 2001 51.13 30 2002 72.09 2 5 10 25 50 100 500 10 OWENEA CATCHMENT 2003 53.68 2004 60.76 -10 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2.2 LogNormal 2
1.8
1.6
1.4 log10(AMF)
1.2
1 2 5 10 25 50 100 500 0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 39001 RIVER NEW MILLS @ SWILLY AMFloods 1973 to 2004.(missing years:'81) B A (km 2)= 49.00 N= 30 Year AMF(m 3 /s) Moments PWM L-Moments 1973 37.60 Mean 44.877 M100 44.877 L1 44.877 L-Cv 0.115 1974 43.10 Median 44.250 M110 25.019 L2 5.161 L-Skew 0.012 1975 53.90 Std.Dev. 8.862 M120 17.550 L3 0.064 L-Kur 0.078 1976 33.30 CV 0.197 M130 13.578 L4 0.405 1977 46.10 HazenS. 0.056 1978 50.20 70 1979 55.10 39001 RIVER NEW MILLS @ SWILLY EV1 1980 43.90 60 1982 38.90 1983 40.60 50 1984 61.50 1985 51.50 40 winter peak 1986 47.80 summer peak 30
1987 51.40 AMF(m3/s) 1988 38.00 20 1989 55.90 1990 60.10 10 1991 44.60 2 5 10 25 50 100 500 1992 30.90 0 EV1 y 1993 28.00 -2-1 0 1 2 3 4 5 6 7 1994 43.10 70 1995 57.70 LO2 1996 44.70 60 1997 33.40 50 1998 41.10 1999 43.80 40 2000 36.30 2001 48.50 30 AMF(m3/s) 2002 33.90 2004 51.40 20
SWILLY CATCHMENT SWILLY 10 2 5 10 25 50 100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.9 1.8 LogNormal 1.7 1.6 1.5 1.4 1.3 log10(AMF) 1.2 1.1 2 5 10 25 50 100 500 1 0.9 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
ESB Stations
19014 RIVER LEE @ DROMCARRA AMFloods 1977 to 2000.(missing year:'87,96,97,99) B A (km2)= N= 20 Year AMF(m3 /s) Moments PWM L-Moments 1977 73.17 Mean 79.688 M100 79.688 L1 79.688 L-Cv 0.212 1978 157.21 Median 71.886 M110 48.273 L2 16.859 L-Skew 0.298 1979 64.63 Std.Dev. 30.601 M120 35.829 L3 5.021 L-Kur 0.124 1980 87.69 CV 0.384 M130 28.868 L4 2.090 1981 56.49 HazenS. 1.673 1982 75.33 180 1983 55.17 19014 RIVER LEE @ DROMCARRA 1984 48.12 160 1985 125.27 140 1986 60.51 120
1988 132.22 ) s / 1989 103.52 3 100 winter peak m (
F summer peak 1990 97.23 80 M
1991 54.19 A 60 1992 50.64 1993 70.61 40 1994 61.19 20 1995 46.87 2 5 10 25 50 100 500 1998 79.30 0 -2 -1 0 1 2 EV1 y 3 4 5 6 7 T 2000 94.40 N 180 E LO2 160 M
H 140 C
) 120 T s / 3 A 100 m ( F C
M 80 A E 60 E
L 40
20 2 5 10 25 50 100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2.4 LogNormal 2.2
2
) 1.8 F M A ( 1.6 0 1 g o l 1.4
1.2 2 5 10 25 50 100 500 1
0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 19016 RIVER BRIDE @ OVENS BRIDGE AMFloods 1984 to 1995.(missing year:'85,89,92,93) B A (km2)= N= 8 Year AMF(m3 /s) Moments PWM L-Moments 1984 20.25 Mean 28.737 M100 28.737 L1 28.737 L-Cv 0.094 1986 25.98 Median 29.581 M110 15.724 L2 2.711 L-Skew -0.136 1987 34.87 Std.Dev. 4.602 M120 10.873 L3 -0.369 L-Kur 0.222 1988 29.76 CV 0.160 M130 8.342 L4 0.601 1990 25.98 HazenS. -1.347 1991 33.04 40 1994 30.60 19016 RIVER BRIDE @ OVENS BRIDGE 1995 29.40 35
30
) 25 s /
3 winter peak m
( 20
F summer peak M
A 15
10 2 5 10 25 50 100 500 5
0 -2 -1 0 1 2 EV1 y 3 4 5 6 7 T
N 40 E LO2
M 35
H 30 C ) T s
/ 25 3 A m (
F 20 C
M A
E 15 E
L 10 2 5 10 25 50 100 500 5
0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
1.6 LogNormal 1.5
1.4
) 1.3 F M A ( 1.2 0 1 g o l 1.1
1 2 5 10 25 50 100 500 0.9
0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y 19031 RIVER SULLANE @ MACROOM AMFloods 1982 to 1990.(no missing year) B A (km2)= N= 9 Year AMF(m3 /s) Moments PWM L-Moments 1982 101.50 Mean 131.095 M100 131.095 L1 131.095 L-Cv 0.159 1983 97.52 Median 135.900 M110 75.960 L2 20.826 L-Skew 0.156 1984 159.65 Std.Dev. 35.644 M120 54.653 L3 3.249 L-Kur 0.173 1985 135.90 CV 0.272 M130 43.138 L4 3.608 1986 141.68 HazenS. 1.457 1987 117.07 250 1988 139.35 19031 RIVER SULLANE @ MACROOM 1989 201.18 1990 86.00 200 ) s
/ 150
3 winter peak m (
F summer peak M
A 100
50
2 5 10 25 50 100 500 0 -2 -1 0 1 2 EV1 y 3 4 5 6 7 T
N 250 E LO2 M
H 200 C ) T s / 150 3 A m ( F C
M
A 100 E E
L 50
2 5 10 25 50 100 500 0 -6 -4 -2 0 2 4 6 8 Logistic reduced variate
2.4 LogNormal 2.2
2
) 1.8 F M A ( 1.6 0 1 g o l 1.4
1.2
1 2 5 10 25 50 100 500
0.8 -3 -2 -1 0 1 2 3 4 Normal N(0,1) y
Appendix 4Drainage
3051 RIVER BLACKWATER @ FAULKLAND Drainage Works: '86-'89 A2 A(km 2)= 126.00 N= 26 Pre-Drainage Post-Drainage Year AMF(m 3 /s) Year AMF(m 3 /s) 1975 15.40 1990 12.100 1976 30.40 1991 62.300 1977 15.40 1992 36.100 1978 23.40 1993 29.000 1979 21.50 1994 32.700 1980 26.20 1995 40.10 1981 20.10 1996 31.80 1982 23.80 1997 26.40 1983 23.90 1998 44.60 1984 19.40 1999 40.80 1985 20.60 2000 41.00 2001 48.60 2002 52.90 2003 35.80 2004 60.50
70 3051 RIVER BLACKWATER @ FAULKLAND 60
ULSTER BLACKWATER CATCHMENT BLACKWATER ULSTER 50
40
30 AMF(m3/s) 20 Pre-Drainage 10 Post-Drainage 0 -2 -1 0EV1 y 1 2 3 4 7002 RIVER DEEL @ KILLYON BRIDGE Drainage Works: 3/74- 4/79 A2 A(km 2)= 285.00 N= 46 Pre-Drainage Post-Drainage Year AMF(m 3 /s) Year AMF(m 3 /s) 1953 9.92 1979 19.162 1954 27.59 1980 16.220 1955 10.50 1981 17.899 1956 10.30 1982 22.253 1957 17.56 1983 23.604 1958 9.73 1984 25.87 1959 21.15 1985 19.51 1960 18.26 1986 16.66 1961 12.10 1987 19.86 1962 13.78 1988 10.27 1963 15.30 1989 27.80 1964 22.14 1990 15.78 1965 36.91 1991 17.79 1966 19.69 1992 24.98 1967 21.15 1993 19.28 1968 25.99 1994 27.28 1969 17.33 1995 13.02 1970 25.21 1996 13.12 1971 25.21 1997 18.24 1972 11.49 1998 16.66 1999 18.24 2000 25.23 2001 22.01 2002 28.59 2003 13.02 2004 26.89
BOYNE CATCHMENT BOYNE 40 7002 RIVER DEEL @ KILLYON BRIDGE 35 30 25 20
AMF(m3/s) 15 10 Pre-Drainage 5 Post-Drainage 0
-2 -1 0 1EV1 y 2 3 4 5 7003 RIVER ENFIELD BLACKWATER@ CASTLERICKARD Drainage Works: 1970- 1975 A1+B A(km 2)= 179.00 N= 46 Pre-Drainage Post-Drainage Year AMF(m 3 /s) Year AMF(m 3 /s) 1953 9.94 1975 14.287 1954 17.94 1976 15.687 1955 7.37 1977 16.339 1956 N/A 1978 22.281 1957 13.79 1979 24.029 1958 14.67 1980 19.27 1959 11.94 1981 17.40 1960 12.78 1982 21.87 1961 9.55 1983 21.00 1962 11.66 1984 24.08 1963 8.93 1985 24.03 1964 16.04 1986 21.87 1965 20.09 1987 19.78 1966 12.78 1988 11.76 1967 12.64 1989 26.87 1968 12.92 1990 20.90 1969 9.43 1991 19.02 1992 30.99 1993 18.91 1994 26.72 1995 15.84 1996 16.64 1997 19.32 1998 22.28 1999 22.18 2000 27.55 2001 24.13 2002 30.89 2003 23.10
BOYNE CATCHMENT BOYNE 2004 37.05 40 7003 RIVER ENFIELD BLACKWATER@ CASTLERICKARD 35 30 25 20
AMF(m3/s) 15 10 Pre-Drainage 5 Post-Drainage 0
-2 -1 0 1EV1 y 2 3 4 5 7004 RIVER KELLS BLACKWATER @ STRAMATT Drainage Works: 1973-1981 A2 A(km 2)= 256.00 N= 48 Pre-Drainage Post-Drainage Year AMF(m 3 /s) Year AMF(m 3 /s) 1956 17.67 1982 17.53 1957 15.45 1983 20.31 1958 11.88 1984 17.49 1959 18.04 1985 13.34 1960 16.35 1986 15.89 1961 15.67 1987 23.26 1962 17.46 1988 17.77 1963 19.30 1989 24.22 1964 21.15 1990 25.00 1965 19.60 1991 25.40 1966 19.12 1992 21.18 1967 18.70 1993 24.03 1968 17.67 1994 24.03 1969 16.01 1995 30.08 1970 13.24 1996 22.50 1971 12.05 1997 21.74 1972 10.35 1998 21.18 1973 15.32 1999 24.42 1974 18.06 2000 25.99 1975 13.51 2001 23.45 1976 14.88 2002 22.88 1977 15.68 2003 16.65 1978 19.56 2004 26.19 1979 16.72 1980 15.50 35
BOYNE CATCHMENT BOYNE 7004 RIVER KELLS BLACKWATER @ STRAMATT 30
25
20
15 AMF(m3/s)
10 Pre-Drainage 5 Post-Drainage
0 -2 -1 0 1EV1 y 2 3 4 5 7005 RIVER BOYNE @ TRIM Drainage Works: 1971- 1974 A1 A(km 2)= 1282.00 N= 47 Pre-Drainage Post-Drainage Year AMF(m 3 /s) Year AMF(m 3 /s) 1953 56.06 1975 60.627 1954 196.48 1976 86.477 1955 72.06 1977 77.543 1956 73.98 1978 129.709 1957 86.10 1979 137.297 1958 52.82 1980 119.30 1959 90.38 1981 95.42 1960 102.74 1982 119.89 1961 56.89 1983 95.42 1962 66.48 1984 124.62 1963 63.78 1985 95.97 1964 105.09 1986 83.56 1965 186.52 1987 98.73 1966 87.16 1988 51.36 1967 97.01 1989 132.73 1968 134.24 1990 102.64 1969 74.95 1991 109.35 1970 78.91 1992 147.31 1993 104.42 1994 139.96 1995 79.24 1996 79.76 1997 84.24 1998 105.54 2000 137.25 2001 116.80 2002 153.22 2003 91.73 2004 136.76 BOYNE CATCHMENT BOYNE 250 7005 RIVER BOYNE @ TRIM
200
150
AMF(m3/s) 100
50 Pre-Drainage Post-Drainage
0 -2 -1 0 1EV1 y 2 3 4 5 7007 RIVER BOYNE @ BOYNE AQUADUCT Drainage works: 73-78 A1+B A(km 2)= 432.00 N= 45 Pre-Drainage Post-Drainage Year AMF(m 3 /s) Year AMF(m 3 /s) 1953 31.34 1979 33.475 1954 54.30 1980 40.588 1955 27.21 1981 28.240 1956 26.37 1982 40.473 1957 42.96 1983 36.090 1958 18.37 1984 42.55 1959 45.64 1985 35.32 1960 44.09 1986 27.43 1961 N/A 1987 44.31 1962 31.04 1988 17.29 1963 18.42 1989 53.44 1964 36.52 1990 34.34 1965 74.02 1991 40.59 1966 35.85 1992 59.83 1967 33.87 1993 35.43 1968 49.23 1994 54.70 1969 23.44 1995 25.05 1970 24.98 1996 21.33 1971 21.19 1997 28.24 1972 15.95 1998 28.75 1999 28.55 2000 44.90 2001 33.80 2002 49.23 2003 35.98 2004 44.66 BOYNE CATCHMENT BOYNE
80 7007 RIVER BOYNE @ BOYNE AQUADUCT 70
60
50
40
AMF(m3/s) 30
20 Pre-Drainage 10 Post-Drainage
0 -2 -1 0EV1 y 1 2 3 4 5 7010 RIVER KELLS BLACKWATER @ LISCARTON Drainage Works: 1982- 1986 A1+A2 A(km 2)= 717.00 N= 46 Pre-Drainage Post-Drainage Year AMF(m 3 /s) Year AMF(m 3 /s) 1953 18.86 1986 55.039 1954 63.79 1987 68.364 1955 12.98 1988 59.347 1956 26.33 1989 77.361 1957 29.16 1990 73.069 1958 18.56 1991 66.31 1959 30.25 1992 68.36 1960 31.36 1993 75.74 1961 20.09 1994 80.09 1962 24.95 1995 90.84 1963 26.33 1996 59.83 1964 39.60 1997 55.51 1965 38.78 1998 73.07 1966 28.08 1999 60.81 1967 36.37 2000 89.11 1968 32.87 2001 62.79 1969 23.95 2002 79.00 1970 N/A 2003 50.41 1971 N/A 2004 76.28 1972 24.35 1973 49.15 1974 50.05 1975 34.87 1976 48.25 1977 43.88 1978 72.12 1979 59.93 1980 63.39 1981 67.95 BOYNE CATCHMENT BOYNE 100 7010 RIVER KELLS BLACKWATER @ LISCARTON 90 80 70 60 50
AMF(m3/s) 40 30 20 Pre-Drainage Post-Drainage 10 0 -2 -1 0 1EV1 y 2 3 4 5 7011 RIVER KELLS BLACKWATER@ O'DALYS BRIDGE Drainage Works: 80- 83 A2+B A(km 2)= 294.00 N= 44 Pre-Drainage Post-Drainage Year AMF(m 3 /s) Year AMF(m 3 /s) 1958 10.38 1983 27.336 1959 19.02 1984 24.413 1960 16.56 1985 20.877 1961 16.90 1986 26.486 1962 17.95 1987 36.019 1963 22.03 1988 27.34 1964 22.81 1989 38.48 1965 20.88 1990 36.02 1966 20.88 1991 32.23 1967 16.22 1992 28.63 1968 17.59 1993 38.99 1969 16.90 1994 37.49 1970 12.10 1995 60.21 1971 10.38 1996 35.53 1972 9.84 1997 30.86 1973 14.89 1998 32.69 1974 19.02 1999 37.00 1975 14.25 2000 43.63 1976 17.25 2001 36.51 1977 17.25 2002 34.58 1978 22.81 2003 28.20 1979 16.22 2004 41.80
70 7011 RIVER KELLS BLACKWATER@ O'DALYS BRIDGE 60 BOYNE CATCHMENT BOYNE
50
40
30 AMF(m3/s)
20
10 Pre-Drainage Post-Drainage 0 -2 -1 0EV1 y 1 2 3 4 7012 RIVER BOYNE @ SLANE Drainage works: 69-86 A1 A(km 2)= 2408.00 N= 65 Pre-Drainage Post-Drainage Drainage years Year AMF(m 3 /s) Year AMF(m 3 /s) Year AMF(m 3 /s) 1940 160.70 1987 255.198 1969 130.727 1941 129.25 1988 120.474 1970 133.704 1942 124.84 1989 371.717 1971 110.485 1943 100.77 1990 227.490 1972 75.851 1944 191.40 1991 265.857 1973 96.690 1945 252.35 1992 363.83 1974 185.28 1946 260.93 1993 258.06 1975 96.69 1947 266.73 1994 361.45 1976 131.47 1948 151.80 1995 290.57 1977 141.24 1949 133.70 1996 160.70 1978 344.65 1950 133.70 1997 198.87 1979 326.65 1951 151.80 1998 302.88 1980 250.94 1952 96.69 1999 222.14 1981 205.20 1953 139.72 2000 425.25 1982 299.78 1954 455.28 2001 275.55 1983 248.12 1955 117.59 2002 382.13 1984 293.62 1956 139.72 2003 188.94 1985 281.51 1957 165.24 2004 336.41 1986 193.87 1958 94.00 1959 149.61 1960 186.50 1961 103.52 1962 121.92 1963 120.47 1964 191.40 1965 275.55 1966 139.72 1967 196.36 1968 238.38 BOYNE CATCHMENT BOYNE
500 7012 RIVER BOYNE @ SLANE 450 400 350 300 250
AMF(m3/s) 200
150 Pre-Drainage 100 Post-Drainage 50 Drainage years 0 -2 -1 0EV1 y 1 2 3 4 5 23002 RIVER FEALE @ LISTOWEL BRIDGE Drainage works: 51-59 A1 A(km 2)= 646.00 N= 59 Pre-Drainage Post-Drainage Year AMF(m 3 /s) Year AMF(m 3 /s) 1946 246.13 1960 407.236 1947 439.45 1961 330.531 1948 517.87 1962 368.187 1949 420.55 1963 241.700 1950 340.43 1964 330.531 1951 594.62 1965 428.62 1952 383.64 1966 330.53 1953 340.43 1967 368.19 1954 352.96 1968 428.62 1955 243.91 1969 325.62 1956 360.54 1970 180.70 1957 386.24 1971 271.00 1958 284.91 1972 286.08 1959 275.61 1973 765.42 1974 353.59 1975 353.59 1976 240.49 1977 356.97 1978 323.95 1979 381.10 1980 762.26 1981 320.74 1982 454.68 1983 428.14 1984 323.95 1985 767.34 1986 360.36 1987 343.55 1988 447.01 1989 502.16 1990 356.97 1991 330.41 1992 292.63 1993 370.65 1994 600.20 1995 320.74 FEALE CATCHMENT FEALE 1996 381.10 1997 424.42 1998 431.88 1999 454.68 2000 613.67 2001 417.03 2002 271.70 2003 420.71 2004 669.16 900 23002 RIVER FEALE @ LISTOWEL BRIDGE 800
700
600
500
400 AMF(m3/s) 300
200 Pre-Drainage 100 Post-Drainage
0 -2 -1 0EV1 1 y 2 3 4 5 24001 RIVER MAIGUE @ CROOM Drainage Works: 75- 76 A2 A(km 2)= 774.00 N= 51 Pre-Drainage Post-Drainage Year AMF(m 3 /s) Year AMF(m 3 /s) 1953 86.11 1976 66.422 1954 87.20 1977 61.830 1955 73.60 1978 109.321 1956 102.92 1979 114.590 1957 72.52 1980 140.821 1958 72.23 1981 105.00 1959 101.66 1982 176.15 1960 101.16 1983 192.46 1961 66.13 1984 121.30 1962 70.52 1985 190.86 1963 79.41 1986 173.05 1964 103.09 1987 178.22 1965 95.07 1988 213.71 1966 82.12 1989 135.08 1967 66.33 1990 91.13 1968 134.54 1991 89.16 1969 61.06 1992 88.19 1970 67.16 1993 106.35 1971 79.71 1994 127.82 1972 79.63 1995 106.35 1973 133.12 1996 121.24 1974 81.97 1997 107.39 1975 105.86 1998 129.48 1999 89.16 2000 118.53 2001 91.13 2002 81.43 2003 78.60
MAIGUE CATCHMENT MAIGUE 250 24001 RIVER MAIGUE @ CROOM
200
150
AMF(m3/s) 100
50 Pre-Drainage Post-Drainage
0 -2 -1 0 1EV1 y 2 3 4 5 24013 RIVER DEEL @ RATHKEALE Drainage Works: 1963-1968 A1 A(km 2)= 426.00 N= 46 Pre-Drainage Post-Drainage Year AMF(m 3 /s) Year AMF(m 3 /s) 1953 55.43 1969 98.07 1954 46.46 1970 106.08 1955 47.79 1971 109.60 1956 61.32 1972 90.31 1957 31.00 1973 145.29 1958 39.75 1974 97.51 1959 44.49 1975 99.76 1960 85.81 1976 74.60 1961 36.42 1977 101.47 1962 32.11 1978 110.78 1979 102.04 1980 133.57 1981 83.88 1982 110.19 1983 113.76 1984 80.73 1985 113.16 1986 91.41 1987 110.78 1988 130.39 1989 120.42 1990 101.47 1991 97.51 1992 79.18 1993 122.27 1994 130.07 1995 119.81 1996 116.77 1997 109.30 1998 137.43 1999 118.59 2000 122.88
DEELCATCHMENT 2001 106.67 2002 92.50 2003 109.60 2004 111.37 160 24013 RIVER DEEL @ RATHKEALE 140
120
100
80
AMF(m3/s) 60
40 Pre-Drainage 20 Post-Drainage
0 -2 -1 0 1EV1 y 2 3 4 5 26012 RIVER BOYLE@ TINACARRA HOUSE Drainage Works: 82-91 A1 A(km 2)= 520.00 N= 48 Pre-Drainage Post-Drainage Year AMF(m 3 /s) Year AMF(m 3 /s) 1957 18.69 1991 49.572 1958 20.50 1992 44.304 1959 30.73 1993 41.778 1960 22.38 1994 50.478 1961 26.40 1995 43.032 1962 17.82 1996 46.90 1963 27.45 1997 48.23 1964 42.06 1998 49.12 1965 30.73 1999 61.47 1966 24.35 2000 46.46 1967 29.61 2001 62.48 1968 44.71 2002 47.12 1969 26.40 2003 47.12 1970 24.35 2004 59.73 1971 20.50 1972 29.18 1973 34.26 1974 47.78 1975 30.23 1976 26.45 1977 38.92 1978 31.67 1979 40.95 1980 40.54 1981 35.01 1982 36.94 1983 43.45 1984 35.78 1985 34.26 1986 42.19 1987 45.59
BOYLE CATCHMENT BOYLE 1988 35.39 1989 66.58 1990 53.71
70 26012 RIVER BOYLE@ TINACARRA HOUSE 60
50
40
30 AMF(m3/s)
20 Pre-Drainage 10 Post-Drainage
0 -2 -1 0 1EV1 y 2 3 4 5 30001 RIVER AILLE @ CARTONBOWER Drainage works: 70-71 A2+A1 A(km 2)= 127.00 N= 48 Pre-Drainage Post-Drainage Year AMF(m 3 /s) Year AMF(m 3 /s) 1952 27.40 1972 18.940 1953 30.72 1973 18.752 1954 30.58 1974 19.328 1955 25.56 1975 20.486 1956 28.69 1976 21.396 1957 30.43 1977 21.84 1958 22.13 1978 20.93 1959 27.97 1979 21.17 1960 29.41 1980 21.44 1961 30.14 1981 16.55 1962 27.26 1982 19.73 1963 27.83 1983 22.34 1964 29.12 1984 19.26 1965 26.69 1985 21.45 1966 26.12 1986 23.27 1967 23.76 1987 24.00 1968 30.72 1988 22.47 1969 26.55 1989 18.83 1990 21.49 1991 18.20 1992 18.84 1993 19.97 1994 20.73 1995 20.61 1996 23.98 1997 22.81 1998 26.47 1999 24.65 2000 22.53 2001 20.09 CORRIBCATCHMENT 35 30001 RIVER AILLE @ CARTONBOWER 30
25
20
15 AMF(m3/s)
10 Pre-Drainage 5 Post-Drainage
0 -2 -1 0EV1 1 y 2 3 4 5 30004 RIVER CLARE @ COROFIN Drainage works: 58-64 A1 A(km 2)= 695.00 N= 35 Pre-Drainage Post-Drainage Year AMF(m 3 /s) Year AMF(m 3 /s) 1951 48.83 1974 104.962 1952 29.46 1975 85.535 1953 42.30 1976 65.324 1954 76.94 1977 92.148 1955 36.75 1978 78.194 1956 60.25 1979 N/A 1957 36.47 1980 113.37 1981 67.99 1982 92.15 1983 86.04 1984 86.54 1985 95.28 1986 N/A 1987 84.04 1988 86.04 1989 123.27 1990 98.46 1991 103.86 1992 99.53 1993 85.54 1994 128.06 1995 103.32 1996 84.54 1997 93.19 1998 82.56 1999 131.09 2000 87.55 2001 99.53 2002 74.41 2003 95.28 CORRIB CATCHMENT CORRIB
140 30004 RIVER CLARE @ COROFIN 120
100
80
60 AMF(m3/s)
40 Pre-Drainage 20 Post-Drainage
0 -2 -1 0 1EV1 y 2 3 4 5 30005 RIVER ROBE @ FOXHILL Drainage works: 73-78 A1 A(km 2)= 250.00 N= 45 Pre-Drainage Post-Drainage Year AMF(m 3 /s) Year AMF(m 3 /s) 1953 31.34 1979 33.475 1954 54.30 1980 40.588 1955 27.21 1981 28.240 1956 26.37 1982 40.473 1957 42.96 1983 36.090 1958 18.37 1984 42.55 1959 45.64 1985 35.32 1960 44.09 1986 27.43 1961 N/A 1987 44.31 1962 31.04 1988 17.29 1963 18.42 1989 53.44 1964 36.52 1990 34.34 1965 74.02 1991 40.59 1966 35.85 1992 59.83 1967 33.87 1993 35.43 1968 49.23 1994 54.70 1969 23.44 1995 25.05 1970 24.98 1996 21.33 1971 21.19 1997 28.24 1972 15.95 1998 28.75 1999 28.55 2000 44.90 2001 33.80 2002 49.23 2003 35.98 2004 44.66 CORRIBCATCHMENT
80 30005 RIVER ROBE @ FOXHILL 70
60
50
40
AMF(m3/s) 30
20 Pre-Drainage 10 Post-Drainage
0 -2 -1 0EV1 y 1 2 3 4 5 35011 RIVER BONET @ DROMAHAIR Drainage works: 77-86 B A(km 2)= 294.00 N= 36 Pre-Drainage Post-Drainage Year AMF(m 3 /s) Year AMF(m 3 /s) 1966 105.43 1987 188.01 1967 81.73 1988 121.38 1968 126.40 1989 151.37 1969 123.91 1990 149.40 1970 81.03 1991 162.46 1971 107.77 1992 149.40 1972 69.46 1993 122.27 1973 109.35 1994 137.84 1974 86.71 1995 136.90 1975 46.80 1996 103.51 1976 50.23 1997 123.16 1977 102.34 1998 139.73 1978 83.85 1999 180.36 1979 92.54 2000 103.51 1980 72.79 2001 132.23 1981 78.24 1982 98.52 1983 93.65 1984 147.51 1985 159.39 1986 157.37 CORRIB CATCHMENT CORRIB
200 35011 RIVER BONET @ DROMAHAIR 180 160 140 120 100
AMF(m3/s) 80 60 40 Pre-Drainage 20 Post-Drainage 0 -2 -1 0EV1 y 1 2 3 4