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Water-Year Summary for Site 09306500

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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Available Parameters
00060 Discharge(Mean)  

Water year 2021: 2020-10-01 to 2021-09-30

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USGS Water-Year Summary 2021
LOCATION - Lat 39°58'44", long 109°10'41" referenced to North American Datum of 1927, in SE 1/4 SW 1/4 NE 1/4 sec.02, T.10 S., R.24 E., Uintah County, UT, Hydrologic Unit 14050007, on left bank 350 ft downstream from bridge on State Highway 45, 1 mi downstream from Evacuation Creek, and 7 mi north of Watson.
DRAINAGE AREA - 4,020 mi².
PERIOD OF RECORD - April 1904 to October 1906 (no winter records), May to November 1918, April 1923 to September 1979, October 1985 to current year. Monthly discharge only for some periods, published in WSP 1313. Published as "near Dragon" 1906 and "near Rangely, Colo." 1904-1905, 1918.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 4,946.78 ft above NGVD of 1929. See WSP 1733 for history of changes prior to October 27, 1959.

Diversions for irrigation of about 31,900 acres above station. Records are generally good except for estimates, which are poor. 

EXTREMES FOR PERIOD OF RECORD - Maximum daily discharge, 8,160 ft³/s, Jul 15, 1929; maximum gage height, 13.1 ft, Feb 11, 1962, from floodmark in well (backwater from ice); minimum, 11 ft³/s, Dec 6, 1972, result of freezeup.
PERIOD OF RECORD - December 1950 to September 1979, October 1985 to current year.
PERIOD OF DAILY RECORD - WATER TEMPERATURE: December 1950 to September 1979, October 1986 to September 1993. SPECIFIC CONDUCTANCE: December 1950 to September 1979, October 1986 to September 1993. SUSPENDED-SEDIMENT DISCHARGE: October 1976 to June 1979, October 1985 to September 1990.
INSTRUMENTATION - Water-quality monitor November 1985 to September 1993.
REMARKS - Unpublished daily records of specific conductance obtained before water year 1965 were included in the determination of extremes for period of daily record and are available in files of U.S. Geological Survey Utah Water Science Center, Salt Lake City office.
EXTREMES FOR PERIOD OF DAILY RECORD - WATER TEMPERATURE: Maximum recorded, 33.0°C, Jul 15, 1977; minimum, 0.0°C, many days during winter period. SPECIFIC CONDUCTANCE: Maximum daily, 4,450 microsiemens/cm, Aug 4, 1955; minimum recorded, 136 microsiemens/cm, May 20, 1989. SEDIMENT CONCENTRATIONS: Maximum daily mean, 31,100 mg/L, Aug 8, 1987; minimum daily mean, 31 mg/L, Sep 7, 8, 1989. SEDIMENT LOADS: Maximum daily, 121,000 tons, Aug 8, 1987; minimum daily, 12 tons, Sep 7, 8, 1989.