USGS Water-Year Summary 2023
454449096450101 127N49W36BBBB R(SISSETON GW WELL RB-77-K)
Sand and gravel aquifers (glaciated regions)
Veblen Aquifer
LOCATION - Lat 45°44'49", long 96°45'01" referenced to North American Datum of 1927, in NW 1/4 NW 1/4 NW 1/4 sec.36, T.127 N., R.49 W., Roberts County, SD, Hydrologic Unit 09020101, 9.0 mi south southwest of Rosholt, SD, 18 mi north northeast of Browns Valley, MN, and 19 mi northeast of Sissiton, SD.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 123 ft. Upper casing diameter 2 in; top of first opening 118.5 ft, bottom of last opening 123.5 ft. .
DATUM - Land-surface datum is 1,129 ft above National Geodetic Vertical Datum of 1929. Measuring point: SDWR WATER LEVEL TAPE DATA, 1.0 ft above land-surface datum, Nov. 30, 1977 to present; MP description not found, 3.05 ft above land-surface datum, Nov. 1, 1988 to present; MP description not found, 2.8 ft above land-surface datum, Dec. 10, 1996 to present; MP description not found, 3.4 ft above land-surface datum, May 1, 2017 to present.
PERIOD OF RECORD - May 2017 to present.
GAGE - Water-stage recorder.
EXTREMES FOR PERIOD OF RECORD - Highest water level, 62.43 ft below land-surface datum, May 4, 2017. Lowest water level, 65.45 ft below land-surface datum, Feb. 8, 9, 2019.