USGS Water-Year Summary 2024
430301088024801 ML-07/21E/20-8022
Sand and gravel aquifers (glaciated regions)
Sand and Gravel Aquifer
LOCATION - Lat 43°03'01.21", long 88°02'48.15" referenced to North American Datum of 1983, in NW 1/4 SW 1/4 sec.20, T.7 N., R.21 E., Milwaukee County, WI, Hydrologic Unit 04040003,
GROUNDWATER RECORDS
DATUM - Land-surface datum is 692.97 ft above North American Vertical Datum of 1988. Measuring point: top of casing, 4.27 ft above land-surface datum, Jun. 22, 2018 to present.
PERIOD OF RECORD - June 2018 to current year.