USGS Water-Year Summary 2023
10174500 SEVIER RIVER AT HATCH, UT
LOCATION - Lat 37°39'04", long 112°25'46" referenced to North American Datum of 1927, in SW 1/4 SW 1/4 NW 1/4 sec.28, T.36 S., R.5 W., Garfield County, UT, Hydrologic Unit 16030001, on right bank 15 ft upstream of county road bridge, 0.2 mi east of Hatch, and 2.8 mi downstream from Mammoth Creek.
DRAINAGE AREA - 340 mi².
REVISIONS HISTORY - WSP 960: 1939-40. WSP 1284: 1916. WSP 1564: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - June 1911 to September 1928, June 1939 to current year. Monthly discharge only for some periods, published in WSP 1314. Published as "near Hatchtown" 1911 and as "near Hatch" 1912.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 6,871.58 ft. above NAVD of 1988 from a Level II GNSS survey conducted on March 3, 2021. Prior to August 23, 1914 at sites about 2 mi upstream. August 23, 1914 to August 22, 1978 at various sites within 300 feet of current site, different datums.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge not determined, occurred May 25, 1914, when Hatchtown Dam failed; maximum recorded, 1,990 ft³/s, Jun 3, 2005, gage height, 4.77 ft; minimum daily, 10 ft³/s, for several days in 1912 when water was stored in Hatchtown Reservoir. Minimum natural daily discharge, 21 ft³/s, Sep 8, 1977.