LOCATION.-- Lat 41°46'08, long 88°37'49" (NAD of 1927), in NW1/4NW1/4SE1/4 sec. 14, T.38 N., R.5 E., Hydrologic Unit 07120007, Well 3 (Illinois Environmental Protection Agency 11419), within Hinckley. Owner: Village of Hinckley.

AQUIFER.-- Dolomite and sandstone of Ordovician and Cambrian? age.

WELL CHARACTERISTICS.-- Diameter 12 in., depth 573? ft, cased to 120? ft, open hole, drilled, public supply.

PERIOD OF RECORD.--

GROUND-WATER QUALITY: March 1922; September 1947; August and September 1986 (see Voelker and others, 1987); September 2002.