USGS Water-Year Summary 2021
09211200 GREEN RIVER BELOW FONTENELLE RESERVOIR, WY
LOCATION - Lat 42°01'15.5", long 110°02'59.3" referenced to North American Datum of 1983, in NW 1/4 NW 1/4 NE 1/4 sec.31, T.24 N., R.111 W., Sweetwater County, WY, Hydrologic Unit 14040103, on right bank 1.0 mi downstream from Fontenelle Dam, 2.5 mi upstream from Slate Creek, and 6.0 mi southeast of Fontenelle.
DRAINAGE AREA - 4,280 mi².
- WSP 2125: Drainage area.
PERIOD OF RECORD - November 1963 to current year.
GAGE - Water-stage recorder. Elevation of gage is 6,378.13 ft above NGVD of 1929 (U.S. Bureau of Reclamation bench mark). U.S. Geological Survey data collection platform with satellite telemetry at station.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge caused by emergency release from Fontenelle Reservoir, gage height determined from floodmarks.
PERIOD OF RECORD - Water years 1968 to current year.
PERIOD OF DAILY RECORD - SPECIFIC CONDUCTANCE: October 1967 to September 1976.
WATER TEMPERATURE: October 1967 to September 1976, May 2020 to current year (seasonal).
INSTRUMENTATION - Water thermistor.
EXTREMES FOR PERIOD OF DAILY RECORD - WATER TEMPERATURE: Maximum recorded, 20.7°C, August 18, 2020; minimum recorded, 9.3°C, May 6, 2020.