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- Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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USGS Water-Year Summary 2024
09291000 LAKE FORK RIVER BELOW MOON LAKE, NEAR MOUNTAIN HOME, UT
LOCATION - Lat 40°33'23", long 110°29'02" referenced to North American Datum of 1927, in SW 1/4 SW 1/4 NW 1/4 sec.20, T.2 N., R.5 W., Duchesne County, UT, Hydrologic Unit 14060003, Ashley National Forest, on right bank 2,000 ft downstream from Moon Lake Dam, 2 mi downstream from Brown Duck Creek, and 12 mi northwest of Mountain Home.
DRAINAGE AREA - 112 mi².
REVISIONS HISTORY - WSP 1313: 1930 (M). WDR UT-77-1: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - September 1921 to September 1934 (fragmentary), April 1942 to current year. Published as West Fork of Lake Fork near Mountain Home 1921-34, and as Lake Fork below Moon Lake, near Mountain Home 1942-65.
GAGE - Water-stage recorder. Datum of gage is 7,931.72 ft. above NAVD of 1988 from a Level II GNSS survey conducted on August 8, 2023. Prior to April 1942, at damsite 2,000 ft upstream at different datum.
REMARKS - Flow regulated by Moon Lake Reservoir (see station 09290500). No diversion above station. Records are fair.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge recorded, 2,180 ft³/s, Jun 19, 1949, gage height, 4.83 ft, from rating curve extended above 860 ft³/s; maximum gage height, 5.46 ft, Jun 26, 1944; no flow at times when reservoir gates are closed.
