Browse Prairie Research Institute by Author "Illinois Department of Natural Resources. State Geological Survey Division"

  • 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, 2001)
    The Big Muddy River Assessment Area is defined by the watershed of the Big Muddy River, excluding the watersheds of two tributaries, Beaucoup Creek and Kinkaid Creek, which are covered in the Kinkaid Area Assessment. The ...

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  • 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, 1998)
    The Big Rivers assessment covers an area of 1,133,176 acres near the confluence of the Illinois and Mississippi Rivers. As well as including segments of the Mississippi and Illinois Rivers, the area also includes a section ...

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  • 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, 2002)
    The Mississippi Western Five Assessment Area is roughly defined by those watersheds in Illinois that drain into the reach of the Mississippi River between Muscatine, Iowa, and Dallas City, IL. The area covers approximately ...

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  • 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 ...

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  • 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, 1998)
    The Upper Des Plaines Area Assessment covers an area of approximately 346 mile2 (221,637 acres) spanning central Lake County, north-central Cook County, and the northeastern portion of Du Page County. The Des Plaines River ...

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