Water-Data Report 2013 09382000 PARIA RIVER AT LEES FERRY, AZ Upper Colorado-Dirty Devil Basin Paria Subbasin

LOCATION.--Lat 36°52′20″, long 111°35′38″ referenced to North American Datum of 1927, in NW ¼ NE ¼ sec.13, T.40 N., R.7 E., Coconino County, AZ, Hydrologic Unit 14070007, on left bank 0.6 mi northwest of Lees Ferry, and 1.1 mi upstream from mouth. DRAINAGE AREA.--1,410 mi².

SURFACE-WATER RECORDS PERIOD OF RECORD.--Oct. 1923 to current year. REVISED RECORDS.--WSP 1925: 1958(M), drainage area. WDR AZ-03-1: 2001 (M). GAGE.--Water-stage recorder. Datum of gage is 3,123.68 ft above sea level. Prior to Oct. 5, 1925, nonrecording gage at site 2,000 ft upstream at different datum. Oct. 13,1925, to Sept. 11, 1929, nonrecording gage at present site and datum. REMARKS.--Records fair. Diversions above station for irrigation of about 3,300 acres, mostly in southern Utah. EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 16,100 ft³/s Oct. 5, 1925, gage height, 16.3 ft, from floodmark, from rating curve extended above 2,000 ft³/s on basis of float-area measurement of peak flow; maximum gage height, 16.65 ft Sept. 9, 1980; minimum daily discharge, 1 ft³/s in most years prior to 1931. EXTREMES FOR CURRENT YEAR.-- Maximum discharge, 5,890 ft³/s, Sep 11, gage height, 13.40 ft; minimum daily discharge, 4.8 ft³/s, Aug 15-17.

U.S. Department of the Interior Suggested citation: U.S. Geological Survey, 2014, Water-resources data for the United States, Water U.S. Geological Survey Year 2013: U.S. Geological Survey Water-Data Report WDR-US-2013, site 09382000, accessed at http://wdr.water.usgs.gov/wy2013/pdfs/09382000.2013.pdf Water-Data Report 2013 09382000 PARIA RIVER AT LEES FERRY, AZ—Continued

DISCHARGE, CUBIC FEET PER SECOND WATER YEAR OCTOBER 2012 TO SEPTEMBER 2013 DAILY MEAN VALUES [e, estimated] Day Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep

1 8.3 13 19 15 31 19 16 7.2 7.4 6.3 7.1 68 2 7.0 15 21 8.2 28 19 15 7.9 7.8 6.1 6.8 123 3 6.5 16 21 e17 26 19 15 8.2 8.0 6.1 6.8 46 4 6.2 16 21 8.5 26 21 15 8.3 7.7 6.0 5.6 44 5 6.0 15 20 e14 23 21 15 8.3 7.4 6.1 5.5 31 6 5.7 16 19 e17 25 19 13 8.3 7.4 6.5 5.1 28 7 6.0 16 19 30 26 18 11 8.6 7.1 8.5 7.2 33 8 6.4 16 20 e21 22 19 12 9.0 6.9 41 6.1 286 9 6.4 18 18 e33 23 30 14 13 6.9 16 5.1 566 10 7.0 15 18 20 21 30 13 14 6.8 9.6 5.0 936 11 7.4 20 14 21 22 23 12 14 6.8 8.7 5.3 1,570 12 11 18 15 12 19 29 12 11 e6.6 8.4 6.2 1,200 13 97 16 20 20 20 33 12 9.7 5.9 16 5.2 144 14 34 19 24 49 22 31 11 8.5 5.6 8.7 4.9 79 15 20 20 41 36 23 29 9.9 7.2 5.8 7.1 4.8 97 16 16 21 32 e39 20 29 9.2 6.9 6.0 8.6 4.8 63 17 20 21 22 50 20 27 9.0 6.9 5.7 12 4.8 38 18 12 19 22 29 20 22 13 7.2 5.8 18 79 26 19 10 21 42 19 19 19 18 7.2 5.6 62 51 19 20 10 19 27 20 19 18 13 7.0 5.6 36 30 17 21 10 18 11 e30 21 19 11 7.1 5.7 18 13 16 22 10 18 9.1 e23 20 18 9.7 6.8 5.7 27 11 15 23 9.6 16 11 17 17 16 8.9 6.5 5.7 40 19 39 24 10 15 12 17 18 16 9.0 6.7 5.7 e29 57 33 25 11 16 25 23 18 16 8.7 6.8 e5.8 e22 399 32 26 11 16 14 34 16 16 8.8 6.8 6.2 19 164 25 27 11 16 17 94 19 16 8.5 6.9 6.0 e37 245 20 28 12 17 18 87 17 16 8.4 7.0 6.0 e246 98 20 29 13 17 12 45 --- 15 8.3 7.4 5.9 84 30 19 30 13 18 12 22 --- 15 7.7 7.5 6.0 23 18 17 31 13 --- 14 29 --- 16 --- 7.4 --- 9.3 151 --- Total 426.5 517 610.1 899.7 601 654 347.1 255.3 191.5 852.0 1,461.3 5,650 Mean 13.8 17.2 19.7 29.0 21.5 21.1 11.6 8.24 6.38 27.5 47.1 188 Max 97 21 42 94 31 33 18 14 8.0 246 399 1,570 Min 5.7 13 9.1 8.2 16 15 7.7 6.5 5.6 6.0 4.8 15 Ac-ft 846 1,030 1,210 1,780 1,190 1,300 688 506 380 1,690 2,900 11,210

STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1924 - 2013, BY WATER YEAR (WY) Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Mean 31.5 23.1 21.3 23.6 36.9 37.8 20.6 10.3 6.98 23.0 51.9 50.7 Max 288 123 74.3 139 242 216 93.3 52.4 58.3 172 237 424 (WY) (1926) (1958) (2011) (2005) (1980) (1979) (1979) (1934) (1972) (1936) (1932) (1927) Min 5.63 10.1 8.81 8.03 14.3 8.86 4.75 2.03 1.97 2.32 4.51 4.18 (WY) (2010) (1991) (1931) (1931) (2002) (1972) (2002) (1927) (1926) (1939) (1976) (1968)

— 2 — Water-Data Report 2013 09382000 PARIA RIVER AT LEES FERRY, AZ—Continued

SUMMARY STATISTICS Calendar Year 2012 Water Year 2013 Water Years 1924 - 2013 Annual total 7,857.5 12,465.5 Annual mean 21.5 34.2 28.1 Highest annual mean 65.1 1980 Lowest annual mean 11.1 2002 Highest daily mean 375 Aug 20 1,570 Sep 11 6,750 Sep 13, 1927 Lowest daily mean 2.0 Jun 22 4.8 Aug 15 1.0 Jun 25, 1926 Annual seven-day minimum 2.1 Jun 27 5.1 Aug 11 1.0 Jul 16, 1927 Annual runoff (ac-ft) 15,590 24,730 20,360 10 percent exceeds 28 38 42 50 percent exceeds 15 16 14 90 percent exceeds 2.6 6.2 3.7

10,000

5,000

2,000

1,000

500

200

100

50

20

MEAN DISCHARGE, CUBICSECOND FEET PER 10

5

2

1 O N D J F M A M J J A S 2012 2013

— 3 —