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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.
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USGS Water-Year Summary 2024
13057155 SNAKE RIVER ABOVE EAGLE ROCK NEAR IDAHO FALLS, ID
LOCATION - Lat 43°36'17", long 112°03'31" referenced to North American Datum of 1983, in sec.12, T.3 N., R.37 E., Bonneville County, ID, Hydrologic Unit 17040201, Idaho Falls North quad., on right bank 3.5 mi upstream of Idaho Falls Municipal powerplant, 8.0 mi north of Idaho Falls, and at mile 805.
DRAINAGE AREA - 9,533 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 1987 to current year.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 4,733.21 feet above NAVD (USGS).
REMARKS - Records comparable with former station Snake River near Idaho Falls (station 13057160) except during irrigation season. Some regulation by Jackson Lake, Palisades Reservoir, Island Park Reservoir, Henrys Lake and Grassy Lake. Diversions above station for irrigation of about 700,000 acres. Considerable water leaks above station into the Snake River Plain aquifer. To determine total discharge in the Snake River below Great Western Spillback, add daily discharges from stations 13057132 and 13057155.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 48,600 ft³/s June 16, 1997, gage height, 18.91 ft; minimum daily, 950 ft³/s Dec. 22, 1990.
