LOCATION.-- Lat 41°17'22", long 89°22'12" (NAD of 1927), in SE1/4NW1/4NW1/4 sec. 17, T.15 N., R.10 E., Hydrologic Unit 07130001, Well 4 (Illinois Environmental Protection Agency 11327), within Bureau Junction. Owner: Village of Bureau Junction.

AQUIFER.-- Dolomite of Silurian age.

WELL CHARACTERISTICS.-- Diameter 8 in., depth 334 ft, cased to 254 ft, open hole, drilled, public supply.

PERIOD OF RECORD.--

GROUND-WATER QUALITY: March 2002.