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Water-Year Summary for Site 13038500

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
  • For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
  • For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
  • For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
  • Not all sites have reports available for every water year.
Available Parameters
00010 Temperature, water(Max.,Min.,Mean)  
00060 Discharge(Mean)  

Water year 2018: 2018-10-01 to 2019-09-30

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USGS Water-Year Summary 2018
LOCATION - Lat 43°44'07", long 111°52'41" referenced to North American Datum of 1983, in NE 1/4 SW 1/4 sec.28, T.5 N., R.39 E., Jefferson County, ID, Hydrologic Unit 17040201, Rigby quad., on left bank 0.5 mi downstream from bridge on U.S. Highway 20, 0.5 mi north of Lorenzo, 5.5 mi upstream from Henrys Fork, and at mile 837.9.
DRAINAGE AREA - 5,810 mi².
PERIOD OF RECORD - January 1978 to current year. Prior to January 1978, monthly mean discharges for the period April to September for the years 1924 to 1927, published in WSP 1317.
GAGE - Water-stage recorder and crest-stage gage. Elevation of gage is arbitrary. Prior to January 1978, at site 0.5 mi. upstream at different datum.
REMARKS - Flow partly regulated by Jackson Lake and Palisades Reservoir. Some diurnal fluctuations during winter from power plant operations at Palisades. Diversion above station for irrigation in Wyoming and Idaho of about 111,600 acres (1966 determination).
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 43,000 ft³/s May 19, 1927, result of landslide washout on Gros Ventre River, gage height, 9.85 ft, site and datum then in use; Maximum discharge excluding 1927, 38,300 ft³/s June 22, 1997, gage height, 13.79 ft; minimum, 48 ft³/s Nov. 15, 1979, gage height, 2.48 ft.
PERIOD OF RECORD - Continuous water temperature data were collected from October 2004 to September 2015 (discontinued).
EXTREMES FOR PERIOD OF RECORD - WATER TEMPERATURE: Maximum, 21 °C on several days in July and Aug. 2007; minimum, 0.0 °C on many days during winter months many years.