City of Madison, Well Number 3


City of Madison, Well Number 3 is located at 212 North First Street, and at 43 0 5' 36.17" north
latitude and 890 21' 42.34" longitude. The well was installed in 1928, and has a pumping
capacity of 1,847 gpm. The average daily use of the well over the period from October, 1994
through September, 1995 was 540,000 gpd.

The well casing extends to a depth of 147 feet below ground surface, and the total depth of the
well is 840 feet. Water is drawn from a combination of the Paleozoic bedrock units, but
primarily from the Mt. Simon sandstone. Groundwater flow in the vicinity of the well is
generally to the southeast.