Counties: Knox County
Knox County is in southwest Indiana. It is bounded on the north by Sullivan County and Greene County, on the west by Illinois, on the south by Gibson County and Pike County, and on the east by Daviess County.
Knox County Watersheds
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Red lines on the map depict the boundaries of 8-digit hydrologic units (one convenient definition of a watershed) as shown on this 1974 United States Geological Survey Map.
Knox County drains into three different 8-digit hydrologic units, each represented on the image above by an area between red lines and within the county boundary, designated by a letter. Clicking on a watershed name below will take you to separate page with more information on that watershed.