Portal:Chicago/Selected article/43
William W. Powers State Recreation Area is an Illinois state park administered by the Illinois Department of Natural Resources on 580 acres (2.35 km2) in the Hegewisch community area of Chicago in Cook County, Illinois, United States. The area includes 419 acres (1.70 km2) of water in Wolf Lake that provides about 6 miles (9.7 km) of shoreline to fishermen. The park hosts about half a million visitors annually. The park hosts numerous species, which are the concern of ecologist. As a result, some of these species have been placed on special watch lists, and the park has been the subject of extended study as well as the focal point of extensive volunteerism.