Metropolitan Water Reclamation District of Greater Chicago.
- Austin, Garfield Park, North Lawndale
- Bronzeville, Near South Side
- Englewood, Chatham, Auburn Gresham
- Hyde Park, Woodlawn, South Shore
- Jefferson Park, Portage Park, Norwood Park
- Lakeview, Wrigleyville, Northalsted
- Lincoln Park, Old Town
- Lincoln Square, North Center, Irving Park
- Logan Square, Humboldt Park, Avondale
- Pilsen, Little Village, Back of the Yards
- Uptown, Edgewater, Rogers Park
- Wicker Park, Bucktown, West Town
Fish Are Returning To Chicago River, Waterways, New Study Says
The Chicago River and other waterways have become less polluted thanks to advocacy work from local groups.