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USGS Water-Year Summary 2024
13060000 SNAKE RIVER NEAR SHELLEY, ID
LOCATION - Lat 43°24'47", long 112°08'06" referenced to North American Datum of 1983, in sec.17, T.1 N., R.37 E., Bingham County, ID, Hydrologic Unit 17040206, Woodville quad., on right bank 0.3 mi southeast of Woodville, 2.5 mi north of Shelley, and at mile 787.8.
DRAINAGE AREA - 9,790 mi². excluding indeterminate nontributary area on Snake River Plain.
REVISIONS HISTORY - WSP 1317: 1916.
SURFACE-WATER RECORDS
PERIOD OF RECORD - March 1915 to current year (prior to October 1931, irrigation seasons only).
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 4,601.73 feet above NAVD 1988 (USGS).
REMARKS - Some regulation by Jackson Lake, Palisades Reservoir, Island Park Reservoir, Henrys Lake (sta 13039000), and Grassy Lake. Initial filling of forebay pool at Gem Power plant 2 mi upstream, occurred during March and April of 1988. Diversions above station for irrigation of about 39,000 acres below and about 637,000 acres above station, of which about 100,000 acres are irrigated by withdrawals from ground water (1966 determination). Considerable water leaks above station into Snake River Plain aquifer.
EXTREMES OUTSIDE PERIOD OF RECORD - Flood of June 6, 1894, reached an estimated discharge of 75,000 ft³/s at former station 13059000 Snake River at Eagle Rock (now Idaho Falls), 7 mi upstream from present site.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 67,300 ft³/s June 6, 1976, gage height, 19.12 ft, result of Teton Dam failure.
Maximum discharge excluding 1976, 47,800 ft³/s June 17, 1997, gage height, 16.05 ft; maximum gage height, 16.97 ft, June 17, 1918; minimum, 288 ft³/s Nov. 5, 1934, gage height, 2.22 ft.
