LOCATION.-- Lat 41°36'54", long 88°47'56" (NAD of 1927), in SW1/4NW1/4NE1/4 sec. 8, T.36 N., R.4 E., Hydrologic Unit 07120007, Well 1 (Illinois Environmental Protection Agency 11470), within Leland. Owner: Village of Leland.

AQUIFER.-- Dolomite of Silurian age.

WELL CHARACTERISTICS.-- Diameter unrecorded, depth 230 ft, cased to 100 ft, open hole, drilled, public supply.

PERIOD OF RECORD.--

GROUND-WATER QUALITY: April through October 1987 (see Voelker and others, 1987); February 1988; November 2001.