LOCATION.-- Lat 41°00'02", long 88°31'34" (NAD of 1927), in NE1/4SW1/4NW1/4 sec. 10, T.29 N., R.6 E., Hydrologic Unit 07120005, Well 3 (Illinois Environmental Protection Agency 47518), within Odell. Owner: Village of Odell.

AQUIFER.-- Ancell Group of Ordovician age through Eminence and (or) Potosi Formations of Cambrian age.

WELL CHARACTERISTICS.-- Diameter unrecorded, depth 1,940 ft, cased to 1,372 ft, open hole, drilled, public supply.

PERIOD OF RECORD.--

GROUND-WATER QUALITY: April 1987 (see Voelker and others, 1987); December 2001.