Heidecke Lake State Fish and Wildlife Area
Grundy County, United States · built 1978
Heidecke Lake State Fish and Wildlife Area is an Illinois state park on 1,300 acres (526 ha) in Grundy County, Illinois, United States. It is an artificial cooling pond originally excavated to enable the operation of the now defunct Collins Generating Station.
Park data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).