Chicago Area Waterway Stages and Flows
Lake Michigan
Chicago River
Des Plaines River
Chicago Sanitary and Ship Canal
Little Calumet River
Thorn Creek
Hart Ditch
Fox River
Du Page River
Kankakee River
Basin Precipitation
U.S. Geological Survey (USGS)
National Weather Service (NWS)
National Operational Hydrologic Remote Sensing Center (NOAA)