USGS Water-Year Summary 2024
430642089395301 DN-07/07E/04-6021
Sand and gravel aquifers (glaciated regions)
Sand and Gravel Aquifer
LOCATION - Lat 43°06'41.46", long 89°39'52.80" referenced to North American Datum of 1983, in SW 1/4 SE 1/4 NE 1/4 sec.4, T.7 N., R.7 E., Dane County, WI, Hydrologic Unit 07070005,
GROUNDWATER RECORDS
DATUM - Land-surface datum is 870.9 ft above North American Vertical Datum of 1988. Measuring point: top of casing, 1.86 ft above land-surface datum, Sep. 27, 2011, to present.
PERIOD OF RECORD - February 2010 to current year. Measured hourly.
EXTREMES FOR PERIOD OF RECORD - Highest recorded water level is 14.15 feet below land-surface datum on Jun. 27, 2013. Lowest recorded water level is 17.93 feet below land-surface datum on Jan. 3, 2014.