USGS Water-Year Summary 2024
441642088163801 OU-21/18E/23-1900
Cambrian-Ordovician aquifer system
Prairie Du Chien Group
LOCATION - Lat 44°16'42.30", long 88°16'37.87" referenced to North American Datum of 1983, in NE 1/4 SE 1/4 sec.23, T.21 N., R.18 E., Outagamie County, WI, Hydrologic Unit 04030204,
GROUNDWATER RECORDS
DATUM - Land-surface datum is 711.8 ft above North American Vertical Datum of 1988. Measuring point: top of casing, 2.49 ft above land-surface datum, Jan. 1, 2022 to present.
PERIOD OF RECORD - January 2022 to current year.