LOCATION.--Lat 43°02'03", long 91°50'12"
referenced to North American Datum of 1983, in SE 1/4 NE 1/4 NW 1/4
sec.19, T.95 N., R.8 W., Fayette County, IA, Hydrologic Unit
07060004, 25 ft south of gravel depot road, 75 ft east of State
Highway 150, and 1.0 mi south of Eldorado. (map)
GROUNDWATER RECORDS
WELL CHARACTERISTICS.--Depth 23 ft. Upper casing diameter 2 in,
top of first opening 12.5 ft, bottom of last opening 22.5 ft. Drilled
observation well, cased to 23 ft. All depths below land-surface
datum.
DATUM.--Land-surface datum is 1,215.48 ft above North American
Vertical Datum of 1988. Measuring point: top of casing, 1.46 ft above
land-surface datum, July 1, 2008, to present. Land-surface datum from
levels.
PERIOD OF RECORD.--Water-level measurements, water years
2009-2015.
PERIOD OF DAILY RECORD.--Water-level records from January 2009 to
October 2014.
GAGE.--Water-level recorder.