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Detail records Time Zone: MPT. Note: Daily totals are in MST
LOCATION.-Lat 42º50'55", long 114º54'02", in NW¼ sec.2, T. 07S., R. 13E., Gooding County, Hydrologic Unit 17040212, on right bank, 0.5 mi downstream from LowerSalmon Falls power plant, 1.0 mi upstream from Malad River, 2.2 mi north of Hagerman, and at mile 572.5.
PERIOD OF RECORD.-October 1937 to April 2001 operated by USGS. April 2001 to current year operated by Idaho Power Co. Monthly discharge only for October 1937, published in WSP 1317.
GAGE.-Water-stage recorder.Datum of gage is 2,727.7 ft above sea level (stadia levels). Prior to Jan. 3, 1950, at site 340 ft upstream.
REMARKS.-Station equipment includes radio telemetry. Diurnal fluctuation caused by hydroelectric plants upstream. Diversions above station for irrigation of about 2,330,000 acres, of which about 665,000 acres are irrigated by withdrawals from ground water.
EXTREMES FOR PERIOD OF RECORD.-Maximum discharge, 38,500 ft³/s June 21, 1997, gage height, 18.81 ft; minimum, probably less than 100 ft³/s Jan. 10, 11, 1950, when river was below intake pipes; minimum daily, 3,970 ft³/s Jan. 8, 1951.
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