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- Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
- For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
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USGS Water-Year Summary 2024
451848096363501 121N47W6CCCC
Sand and gravel aquifers (glaciated regions)
Veblen Aquifer
Veblen Aquifer
LOCATION - Lat 45°18'48", long 96°36'35" referenced to North American Datum of 1927, in SW 1/4 SW 1/4 SW 1/4 sec.06, T.121 N., R.47 W., Grant County, SD, Hydrologic Unit 07020001, 6 mi north and 1.0 mi east of Milbank. Owner: South Dakota Department of Environment and Natural Resources (SDDENR). SDDENR identifier GT-79E.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 128 ft. Upper casing diameter 2 in; top of first opening 123 ft, bottom of last opening 128 ft. Drilled observation water well. Well diameter 2 in., depth 132 ft, cased to 123 ft, open hole 123 to 128 ft.
DATUM - Land-surface datum is 1,098.9 ft above North American Vertical Datum of 1988. Measuring point: Unknown, 2.8 ft above land-surface datum, Oct. 25, 1979 to Apr. 3, 2016; Unknown, 3.53 ft above land-surface datum, Apr. 4, 2016 to present.
PERIOD OF RECORD - Oct. 25, 1979 to Apr. 19, 2000, data collected and reported by SDDENR, periodic measurements by USGS Apr. 20, 2000 to June 15, 2016. Continuous recorder June 16, 2016 to present.
GAGE - Water-stage recorder.
REMARKS - For June 16, 2016 to present, records good. Water levels affected by pumping of nearby wells.
EXTREMES FOR PERIOD OF RECORD - Highest water level, 19.2 ft below land-surface datum, Apr. 29, 1997. Lowest water level, 38.4 ft below land-surface datum, Oct. 4 and Nov. 8, 1983.
