LOCATION.-- Lat 41°14'47", long 87°51'31" (NAD of 1927), in NE1/4SE1/4NE1/4 sec. 20, T.32 N., R.12 E., Hydrologic Unit 07120001, Well 5 (Illinois Environmental Protection Agency 00823), about 1 mi west of Manteno. Owner: Village of Manteno.

AQUIFER.-- Dolomite of Silurian age.

WELL CHARACTERISTICS.-- Diameter unrecorded, depth 262 ft, cased to 50 ft, open hole, drilled, public supply.

PERIOD OF RECORD.--

GROUND-WATER QUALITY: October 2001.