TY - RPRT TI - Hydrogeology and groundwater quality at monitoring wells installed for the Tunnel and Reservoir Plan System and nearby water-supply wells, Cook County, Illinois, 1995–2013 AU - Robert T. Kay PY - 2016 DO - 10.3133/sir20155186 UR - https://pubs.usgs.gov/publication/sir20155186 ID - sir20155186 ER -