LOCATION.-- Lat 42°59'13", long 88°13'38" (NAD of 1983), in NE1/4NE1/4NE1/4 sec.15, T.6N., R.19E., Hydrologic Unit 07120006, near Waukesha. Owner: U.S. Geological Survey.

AQUIFER.-- Glacial drift of Quaternary age.

WELL CHARACTERISTICS.-- Diameter 2.0 inches, depth 29.5 feet, cased to 24.5 feet, slotted screen, drilled, monitoring.

PERIOD OF RECORD.--

GROUND-WATER QUALITY: April 2000, June 2002, July 2002.