LOCATION.-- Lat 42°16'59", long 89°03'11" (NAD of 1927), in SE1/4SW1/4SW1/4 sec. 18, T.44 N., R.2 E., Hydrologic Unit 07090005, Well 5A (Illinois Environmental Protection Agency 11629), within Rockford. Owner: City of Rockford.

AQUIFER.-- Glacial drift of Quaternary age.

WELL CHARACTERISTICS.-- Diameter unrecorded, depth 295? ft, cased to 195? ft, screened, drilled, public supply.

PERIOD OF RECORD.--

GROUND-WATER QUALITY: July, September and December 1983; January, September and October 1985 (see Voelker and others, 1987); June 2002.