94 POTOMAC RIVER BASIN 01636690 PINEY RUN NEAR LOVETTSVILLE, VA LOCATION.--Lat 39°18'39", Long 77°43'07", NAD83
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94 POTOMAC RIVER BASIN 01636690 PINEY RUN NEAR LOVETTSVILLE, VA LOCATION.--Lat 39°18'39", long 77°43'07", NAD83, Loudoun County, Hydrologic Unit 02070008, on right bank 100 ft downstream from State Highway 671, 0.2 mi south of Loudoun Heights, and 1.3 mi upstream from mouth. DRAINAGE AREA.--Not determined. PERIOD OF RECORD.--October 2001 to September 2002. GAGE.--Water stage recorder. Elevation of gage is 400 ft NVGD of 1929, from topographic map. REMARKS.--Records good except those for period with ice effect, Jan. 3-5, and period of no gage-height record, Feb. 27 to Mar. 4, which are fair. DISCHARGE, CUBIC FEET PER SECOND, WATER YEAR OCTOBER 2001 TO SEPTEMBER 2002 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 0.91 1.1 1.3 0.95 4.1 e1.2 8.7 5.8 2.5 0.73 0.24 0.53 2 0.74 1.0 1.1 0.98 2.9 e1.4 6.0 21 2.2 0.64 0.20 0.59 3 0.65 1.0 1.0 e1.0 2.2 e8.0 5.2 11 1.8 0.54 0.14 0.43 4 0.60 1.4 0.98 e1.1 2.2 e4.6 4.4 6.9 1.8 0.47 0.12 0.33 5 0.54 0.94 0.98 e1.1 1.9 3.3 4.3 6.4 1.9 0.41 0.13 0.25 6 0.54 0.90 0.93 1.4 1.7 2.9 3.9 5.5 2.0 0.33 0.24 0.22 7 0.54 0.90 0.92 2.1 2.0 2.7 3.6 5.1 2.3 0.28 0.15 0.21 8 0.54 0.90 1.3 2.2 2.1 2.4 3.4 4.8 1.8 0.31 0.11 0.17 9 0.56 0.91 2.6 2.0 1.9 2.3 3.5 5.1 1.6 0.37 0.09 0.16 10 0.64 0.90 1.8 2.2 1.7 2.3 3.9 6.4 1.3 0.89 0.09 0.15 11 0.71 0.86 2.2 3.6 2.5 1.9 3.6 4.1 1.2 0.64 0.09 0.16 12 0.73 0.82 2.1 3.1 2.1 1.8 3.2 3.7 1.1 0.44 0.09 0.12 13 0.69 0.81 1.8 1.9 1.9 3.3 3.4 8.3 2.8 0.40 0.09 0.09 14 0.93 0.82 1.9 1.5 1.6 4.2 3.7 7.2 15 2.8 0.09 0.09 15 2.5 0.85 1.8 1.4 1.5 3.1 9.0 4.4 9.4 1.9 0.06 0.13 16 0.95 0.86 1.5 1.2 1.7 2.7 5.9 3.6 3.9 1.0 0.07 0.28 17 0.95 1.5 1.4 1.1 1.7 2.5 4.1 3.4 2.7 0.69 0.07 0.28 18 1.1 0.96 1.8 1.1 1.5 3.9 3.6 14 2.1 0.53 0.05 0.31 19 0.88 0.75 1.6 1.2 1.4 3.9 3.2 8.0 1.8 0.63 0.04 0.29 20 0.81 0.87 1.4 1.5 1.5 28 3.2 5.1 1.6 0.90 0.04 0.32 21 0.82 0.82 1.2 1.4 1.5 14 3.1 4.3 1.4 0.59 0.04 0.35 22 0.91 0.81 1.1 1.6 1.4 7.5 5.5 3.8 1.2 0.44 0.03 0.85 23 0.90 0.77 1.1 1.9 1.5 5.8 4.4 3.5 1.1 0.78 0.03 2.3 24 0.88 0.87 1.7 5.6 1.5 4.9 3.3 3.2 1.1 1.4 0.74 0.59 25 0.84 4.9 1.5 5.2 1.3 4.5 3.2 3.2 0.96 0.94 0.25 0.43 26 0.89 6.6 1.4 3.2 1.3 6.8 3.1 3.1 0.98 5.4 0.14 2.4 27 1.0 2.3 1.5 2.5 e1.4 20 2.8 6.5 1.2 3.7 0.11 6.4 28 0.96 1.5 1.5 2.2 e1.3 8.3 20 7.3 1.2 1.4 0.56 3.6 29 1.1 1.3 1.4 2.1 --- 6.3 17 4.5 1.0 0.80 1.2 1.8 30 1.1 1.3 1.1 2.0 --- 5.3 7.8 3.5 0.84 0.48 0.48 1.2 31 1.1 --- 1.0 4.2 --- 6.3 --- 3.0 --- 0.32 0.37 --- TOTAL 27.01 40.22 44.91 64.53 51.3 176.1 160.0 185.7 71.78 31.15 6.15 25.03 MEAN 0.87 1.34 1.45 2.08 1.83 5.68 5.33 5.99 2.39 1.00 0.20 0.83 MAX 2.5 6.6 2.6 5.6 4.1 28 20 21 15 5.4 1.2 6.4 MIN 0.54 0.75 0.92 0.95 1.3 1.2 2.8 3.0 0.84 0.28 0.03 0.09 CFSM 0.06 0.10 0.11 0.15 0.13 0.41 0.39 0.44 0.17 0.07 0.01 0.06 IN. 0.07 0.11 0.12 0.18 0.14 0.48 0.43 0.50 0.19 0.08 0.02 0.07 POTOMAC RIVER BASIN 95 01636690 PINEY RUN NEAR LOVETTSVILLE, VA--Continued STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 2002 - 2002, BY WATER YEAR (WY) OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP MEAN 0.87 1.34 1.45 2.08 1.83 5.68 5.33 5.99 2.39 1.00 0.20 0.83 MAX 0.87 1.34 1.45 2.08 1.83 5.68 5.33 5.99 2.39 1.00 0.20 0.83 (WY) 2002 2002 2002 2002 2002 2002 2002 2002 2002 2002 2002 2002 MIN 0.87 1.34 1.45 2.08 1.83 5.68 5.33 5.99 2.39 1.00 0.20 0.83 (WY) 2002 2002 2002 2002 2002 2002 2002 2002 2002 2002 2002 2002 SUMMARY STATISTICS FOR 2002 WATER YEAR ANNUAL TOTAL 883.88 ANNUAL MEAN 2.42 HIGHEST DAILY MEAN 28 Mar 20 LOWEST DAILY MEAN 0.03 aAug 22 ANNUAL SEVEN-DAY MINIMUM 0.04 Aug 17 MAXIMUM PEAK FLOW 65 Mar 20 MAXIMUM PEAK STAGE 2.26 Mar 20 INSTANTANEOUS LOW FLOW 0.02 aAug 22 ANNUAL RUNOFF (CFSM) 0.18 ANNUAL RUNOFF (INCHES) 2.40 10 PERCENT EXCEEDS 5.4 50 PERCENT EXCEEDS 1.4 90 PERCENT EXCEEDS 0.25 a Also Aug. 23, 2002. e Estimated. 100 50 20 10 5 2 1 DISCHARGE, 0.5 IN CUBIC FEET PER SECOND 0.2 0.1 0.05 0.02 0.01 O N D J F M A M J J A S 2001 2002 128 POTOMAC RIVER BASIN 01636690 PINEY RUN NEAR LOVETTSVILLE, VA LOCATION.--Lat 39°18'39", long 77°43'07", NAD83, Loudoun County, Hydrologic Unit 02070008, on right bank 100 ft downstream from State Highway 671, 0.2 mi south of Loudoun Heights, and 1.3 mi upstream from mouth. DRAINAGE AREA.--Not determined. PERIOD OF RECORD.--October 2001 to September 2002. GAGE.--Water stage recorder. Datum of gage is 400 ft NVGD of 1929, from topographic map. REMARKS.--Records good except those for periods with ice effect, Dec. 7-9 and Jan. 16 to Feb. 21, and periods of partial or no gage-height record, Dec. 28- 30 and May 21, 22, which are fair. DISCHARGE, CUBIC FEET PER SECOND WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 0.94 5.5 5.0 125 e9.5 21 35 15 67 11 6.8 5.1 2 0.79 4.0 4.7 139 e9.0 34 30 14 35 11 5.5 8.1 3 0.69 3.4 4.6 85 e8.7 41 27 13 45 15 5.0 6.8 4 0.72 3.0 4.6 57 e8.3 28 25 16 161 14 5.4 38 5 0.81 3.0 5.8 42 e7.8 35 25 17 78 14 6.2 13 6 0.80 17 6.4 37 e7.4 73 22 17 52 13 4.8 8.9 7 0.80 7.1 e4.5 31 e6.9 48 52 21 79 20 6.2 8.0 8 0.77 4.8 e4.3 35 e6.5 50 38 28 56 15 8.1 6.6 9 0.82 4.1 e4.0 36 e6.3 110 81 24 55 12 5.2 6.2 10 1.2 3.8 4.8 28 e6.1 74 52 34 37 14 15 5.5 11 3.6 5.0 31 22 e6.0 50 57 29 33 12 7.4 5.1 12 4.6 19 46 18 e5.8 46 43 20 31 9.7 5.4 5.1 13 2.8 20 65 17 e5.8 61 35 17 33 11 4.5 13 14 2.3 8.7 97 16 e5.8 64 31 15 29 8.6 4.2 9.5 15 1.7 6.4 50 15 e5.8 46 29 18 25 8.1 3.9 7.8 16 20 6.5 35 e14 e5.7 43 27 436 22 7.6 3.9 7.5 17 14 37 26 e14 e5.5 39 25 176 23 6.8 19 5.8 18 4.2 41 21 e14 e15 34 24 122 27 6.6 6.0 15 19 2.5 16 18 e13 e13 29 64 77 26 6.8 4.5 90 20 2.0 12 24 e13 e10 125 34 56 36 6.2 4.0 25 21 1.7 16 19 e12 e8.7 103 29 e51 29 5.9 3.8 16 22 1.4 24 15 e11 151 58 30 e46 29 6.0 3.6 14 23 1.4 13 13 e10 128 44 25 41 21 6.9 3.6 281 24 1.2 9.4 12 e11 56 37 22 63 18 6.8 2.9 50 25 1.3 8.1 16 e12 38 33 22 175 16 5.6 2.7 32 26 6.4 7.1 16 e14 30 33 25 72 15 5.2 8.9 39 27 3.7 7.5 12 e15 26 31 21 52 14 4.8 11 23 28 2.5 6.2 e11 e14 24 26 18 54 13 4.7 7.3 30 29 5.7 5.6 e12 e12 --- 29 17 43 12 5.7 11 19 30 18 5.6 e15 e11 --- 39 16 35 11 4.5 7.6 16 31 9.1 --- 15 e10 --- 39 --- 55 --- 4.2 5.2 --- TOTAL 118.44 329.8 617.7 903 616.6 1,523 981 1,852 1,128 282.7 198.6 810.0 MEAN 3.82 11.0 19.9 29.1 22.0 49.1 32.7 59.7 37.6 9.12 6.41 27.0 MAX 20 41 97 139 151 125 81 436 161 20 19 281 MIN 0.69 3.0 4.0 10 5.5 21 16 13 11 4.2 2.7 5.1 CFSM 0.28 0.80 1.45 2.13 1.61 3.59 2.39 4.36 2.74 0.67 0.47 1.97 IN.