Browse Critical Trends Assessment Program Regional Watershed Assessments by Subject "Thorn Creek Watershed (Ill.)"

  • Illinois Department of Natural Resources, Office of Scientific Research and Analysis; Illinois Department of Natural Resources, State Geological Survey Division (Illinois Dept. of Natural Resources, 1999)
    The Thorn Creek Assessment Area is an approximately 104.26-mile2 (66,725 acre) area that includes portions of southern Cook County and northeastern Will County. This assessment area consists of the entire Thorn Creek basin ...

    application/pdf

    application/pdfPDF (3Mb)