USGS Water-Year Summary 2024

10038000 BEAR RIVER BELOW SMITHS FORK, NEAR COKEVILLE, WY

LOCATION - Lat 42°07'35.50", long 110°58'23.51" referenced to North American Datum of 1983, in sec.28, T.25 N., R.119 W., Lincoln County, WY, Hydrologic Unit 16010102, on left bank 1.1 mi upstream from Wyman Dam, 2.8 mi northwest of Cokeville, and 3.8 mi downstream from Smiths Fork.

DRAINAGE AREA - 2,447 mi².

REVISIONS HISTORY - WDR UT-74-1: Drainage area.

Peak Discharge for 1997 – 1998 was revised with a ‘Greater Than’ qualifier on Oct 11, 2023, based on seasonal operation of the gage in 1997-1998.

 

SURFACE-WATER RECORDS

PERIOD OF RECORD - April 1954 to current year (October 1996 to September 1998 seasonal).

GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 6,133.41 ft. above NAVD of 1988 from a Level II GNSS survey conducted on June 28, 2022.

REMARKS - Natural flow of stream affected by diversion for irrigation, return flow from irrigated areas, and regulation by upstream reservoirs. Records are good except for estimated discharges which are poor and the following exceptions: Mar. 19, 2017 to Jul. 12, 2017 which is fair.

EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 5,620 ft³/s, Jun 7, 1983, gage height, 8.75 ft; minimum, 31 ft³/s, Oct 4, 5, 6, 1977, Nov 7, 2002.

WATER-QUALITY RECORDS

PERIOD OF RECORD - October 1992 to November 2006 (discontinued).

PERIOD OF DAILY RECORD - WATER TEMPERATURE - November 1998 to September 2001.

EXTREMES FOR PERIOD OF DAILY RECORD - WATER TEMPERATURE - Maximum, 23.3°C, Jul. 4, 5, 6, 2001; minimum, 0.0°C, on many days during the winter period.