USGS Water-Year Summary 2024
425646090102001 IW-06/03E/32-3623
Cambrian-Ordovician aquifer system
Galena-Platteville Aquifer
LOCATION - Lat 42°56'45.87", long 90°10'19.59" referenced to North American Datum of 1983, in SW 1/4 SW 1/4 sec.32, T.6 N., R.3 E., Iowa County, WI, Hydrologic Unit 07090003,
GROUNDWATER RECORDS
DATUM - Land-surface datum is 1,197.4 ft above North American Vertical Datum of 1988. Measuring point: top of casing cover, 2.28 ft above land-surface datum, Aug. 16, 2019 to present.
PERIOD OF RECORD - September 2019 to current year.