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Water-Year Summary for Site 13090000

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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Available Parameters
00060 Discharge(Mean)  

Water year 2023: 2022-10-01 to 2023-09-30
 

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USGS Water-Year Summary 2023
13090000 SNAKE RIVER NEAR KIMBERLY, ID
LOCATION - Lat 42°35'27", long 114°21'37" referenced to North American Datum of 1983, in NE 1/4 NW 1/4 sec.04, T.10 S., R.18 E., Twin Falls County, ID, Hydrologic Unit 17040212, Kimberly quad., on left bank 1,200 ft downstream from Twin Falls powerplant, 2.4 mi upstream from Shoshone Falls, 4 mi north of Kimberly, and at mile 617.2.
DRAINAGE AREA - 22,340 mi².
REVISIONS HISTORY - WSP 1347: 1924-26, 1928-30, 1942-44, 1946-48.
SURFACE-WATER RECORDS
PERIOD OF RECORD - July 1923 to current year.
GAGE - Water-stage recorder. Datum of gage is 3,362.67 ft above NGVD of 1929 (levels by Idaho Power Co.). Prior to Aug. 31, 1938, at site 2,000 ft downstream at different datum.
COOPERATION - Discharge records furnished by Idaho Power and reviewed by U.S. Geological Survey beginning April 2001.
REMARKS - Flow regulated by American Falls Reservoir 96.5 mi upstream and other reservoirs having a combined usable capacity of 4,700,000 acre-ft. Diurnal fluctuation caused by hydroelectric powerplant 1,200 ft upstream. At times, practically the entire flow is diverted at Milner during irrigation season; no diversions between Milner and Kimberly. Diversion above station for irrigation of about 2,020,000 acres, of which about 537,000 acres are irrigated by withdrawals from ground water and about 364,000 acres are irrigated below the station. Considerable water leaks into the Snake River Plain aquifer upstream, a small part of which returns through springs a few miles above station.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 34,200 ft³/s June 21, 1997, gage height, 23.27 ft; minimum recorded, 10 ft³/s May 17, 1944, gage height, 1.15 ft; minimum daily recorded, 95 ft³/s Apr. 20, 1977.