USGS Water-Year Summary 2024
434329096521201 LYONS WELL
Sand and gravel aquifers (glaciated regions)
Skunk Creek
LOCATION - Lat 43°43'29", long 96°52'12" referenced to North American Datum of 1983, in NW 1/4 NW 1/4 SW 1/4 sec.17, T.103 N., R.50 W., Minnehaha County, SD, Hydrologic Unit 10170203, at northwest edge of Lyons.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 27.43 ft. Upper casing diameter 2 in; top of first opening 0 ft, bottom of last opening 27.43 ft.
DATUM - Land-surface datum is 1,530.84 ft above North American Vertical Datum of 1988. Measuring point: TOP OF WELL CASING, 4.1 ft above land-surface datum, Mar. 24, 2005 to present.
PERIOD OF RECORD - 2005-present.
GAGE - Water-stage recorder.
EXTREMES FOR PERIOD OF RECORD - Highest water level, -0.06 ft below land-surface datum, Sept. 13, 2019. Lowest water level, 8.51 ft below land-surface datum, Feb. 24 and 28, 2014.