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Water-Year Summary for Site 13317660

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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
00010 Temperature, water(Max.,Min.,Mean)  
00060 Discharge(Mean)  

Water year 2024: 2024-10-01 to 2025-09-30
 
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USGS Water-Year Summary 2024
13317660 SNAKE RIVER BELOW MCDUFF RAPIDS, AT CHINA GARDENS, ID
LOCATION - Lat 46°00'11", long 116°55'01" referenced to North American Datum of 1983, in sec.26, T.31 N., R.5 W., Nez Perce County, ID, Hydrologic Unit 17060103, on right bank, 350 ft upstream from Corral Creek, and at mile 175.7.
DRAINAGE AREA - 88,990 mi²
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 1, 2003, to current year.
GAGE - Water-stage recorder. Elevation of gage is 850 ft above NGVD of 1929 (from topographic map) and is 845.12 ft above NAVD of 1988 (from USGS GNSS2 survey Oct. 5, 2021).
REMARKS - Diversions upstream from station for irrigation of about 4,090,000 acres, of which about 750,000 acres are irrigated by withdrawals from ground water. Flow regulated by many reservoirs upstream from station with a total usable capacity of more than 10,000,000 acre-ft, the most effective of which is Brownlee Reservoir located 109.5 mi upstream. Diurnal fluctuations caused by Hells Canyon Dam powerplant. U.S. Geological Survey satellite telemeter at station.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 148,000 ft³/s, June 5, 2010, gage height, 25.98 ft.; minimum discharge, 9,340 ft³/s, Sept. 13, 2021, gage height , 3.92 ft.
WATER-QUALITY RECORDS
PERIOD OF DAILY RECORD - Water Temperature: Oct. 21, 2005 to current year.
INSTRUMENTATION - Water temperature sensor interfaced directly with a data collection platform for satellite telemetry, with a 15-minute logging interval since December 2010.
EXTREMES FOR PERIOD OF DAILY RECORD - WATER TEMPERATURE: Maximum, 24.3 °C, July 27, 28, 2006; minimum, 0.8 °C, February 6, 2014.