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Water-Year Summary for Site 05050000

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NOTE: During winter months, stage and discharge may be significantly affected by backwater from ice, resulting in incorrect discharge data. Consequently, discharge data may not be displayed during periods of ice effect. Click here for more information.
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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
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).