USGS Water-Year Summary 2023
430311088024602 ML-07/21E/20-8033
Sand and gravel aquifers (glaciated regions)
Sand and Gravel Aquifer
LOCATION - Lat 43°03'10.77", long 88°02'46.22" referenced to North American Datum of 1983, in SW 1/4 NW 1/4 sec.20, T.7 N., R.21 E., Milwaukee County, WI, Hydrologic Unit 04040003,
GROUNDWATER RECORDS
DATUM - Land-surface datum is 690.3 ft above North American Vertical Datum of 1988. Measuring point: top of casing, 4.52 ft above land-surface datum, May 26, 2020 to present.
PERIOD OF RECORD - May 2020 to current year.