LOCATION.--Lat 43°13'16.7", long 95°13'49.2"
referenced to North American Datum of 1983, in SE 1/4 SE 1/4 NE 1/4
sec.17, T.97 N., R.37 W., Clay County, IA, Hydrologic Unit 10230003,
0.4 mi south from intersection of 180th Avenue and 290th Street, and
5.0 mi northwest from Spencer. (map)
GROUNDWATER RECORDS
WELL CHARACTERISTICS.--Depth 17 ft. Upper casing diameter 2 in;
top of first opening 15.8 ft, bottom of last opening 17 ft. Drilled
observation well, cased to 15.8 ft. All depths below land-surface
datum.
DATUM.--Land-surface datum is 1,352.16 ft above North American
Vertical Datum of 1988. Measuring point: three notches on well
casing, 3.16 ft above land-surface datum, August 22, 2013, to
present. Land-surface datum from GPS.
PERIOD OF RECORD.--Water-level measurements, water years 1990,
1992-1996, 2013-2015.
PERIOD OF DAILY RECORD.--Water-level records from August 2013 to
October 2014.
GAGE.--Water-level recorder.
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