LOCATION.-- Lat 40°34'32", long 89°38'09" (NAD of 1927), in NW1/4NW1/4SE1/4 sec. 35, T.25 N., R.5 W., Hydrologic Unit 07130003, Well 5 (Illinois Environmental Protection Agency 50060), within Pekin. Owner: Illinois American Water Company-Pekin.

AQUIFER.-- Alluvium of Quaternary age.

WELL CHARACTERISTICS.-- Diameter 32 in., depth 145 ft, cased to 97 ft, porous concrete, drilled, public supply.

PERIOD OF RECORD.--

GROUND-WATER QUALITY: March 1986 (see Voelker and others, 1987); October 2001.