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Water-Year Summary for Site 05050000

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Available Parameters
00060 Discharge(Mean)  

Water year 2018: 2018-10-01 to 2019-09-30
 

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USGS Water-Year Summary 2018
05050000 BOIS DE SIOUX RIVER NEAR WHITE ROCK, SD
LOCATION - Lat 45°51'45", long 96°34'25" referenced to North American Datum of 1927, in SW 1/4 SW 1/4 sec.27, T.128 N., R.47 W., Roberts County, SD, Hydrologic Unit 09020101, on Sisseton Indian Reservation, on left bank at Big Slough Outlet, 300 ft downstream from White Rock Dam, 4 mi south of White Rock and 5 mi northwest of Wheaton, MN.
DRAINAGE AREA - 1,160 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 1941 to current year.
GAGE - Water-stage recorder. Datum of gage is 960.00 ft. above sea level, (adjustment of 1912, levels by U.S. Army Corps of Engineers). Prior to Jan. 14, 1943, non-recording gage at same site at datum 0.11 ft lower. Jan. 15, 1943 to Sept. 30, 1963, water-stage recorder at same site at datum 0.11 ft lower.
REMARKS - Records fair except those for estimated daily discharges, which are poor. Flow regulated by Lake Traverse-Boise de Sioux Flood Control and Water Conservation project. Backwater from Rabbit River at times.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge 8.750 ft³/s, gage height, 16.90 ft, Apr. 20, 1997 (estimated from observed readings, some evidence that peak occurred Apr. 16 at discharge of 7,930 ft³/s); maximum daily-mean discharge, 7,710 ft³/s, Apr. 16, 1997, minimum discharge, 0.00 ft³/s,(many days, several years, result of regulation).