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USGS Water-Year Summary 2024
430314100372001 36N28W33BDDB(R-19 WELL NR OLSONVILLE, SD)
High Plains aquifer
Ogallala Formation
Ogallala Formation
LOCATION - Lat 43°03'14", long 100°37'20" referenced to North American Datum of 1983, in SE 1/4 SE 1/4 NW 1/4 sec.33, T.36 N., R.28 W., Todd County, SD, Hydrologic Unit 10150006, in field 0.55 mi north and 1.3 mi west from junction of SD HWY 83 and 301 ST, 5.2 mi south southwest of Olsonville, and 17.5 mi south of Mission.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 140 ft. Upper casing diameter undefined; top of first opening undefined, bottom of last opening undefined.
DATUM - Land-surface datum is 2,772 ft above National Geodetic Vertical Datum of 1929. Measuring point: Top of casing, 3.9 ft above land-surface datum, Apr. 1, 2012 to present.
PERIOD OF RECORD - April 2012 to present.
GAGE - Water-stage recorder.
REMARKS -
All records are noted good unless otherwise stated below. Satellite data-collection platform at station.
Nearest pivots are over 4 miles from the site and possible minor pumping with no evidence of large pumping influence. Daily fluctuations in R-19 (this well) could be natural earth-tide signal and (or) some influence from small creeks and oxbows nearby.
EXTREMES FOR PERIOD OF RECORD -
Highest water level, 43.16 ft below land-surface datum, Nov. 30, 2019. Lowest water level, 47.66 ft below land-surface datum, May 12, 13, 21, 2014.
