TY - RPRT TI - Hydrogeologic and ground-water-quality data for Belvidere, Illinois, and vicinity, 2001–02 AU - P. C. Mills AU - R.T. Kay PY - 2003 DO - 10.3133/ofr03206 UR - https://pubs.usgs.gov/publication/ofr03206 ID - ofr03206 ER -