Decatur County
Counties: Decatur County
Decatur County is in southeast Indiana. It is bounded on the north by Rush County, on the northwest by Shelby County, on the the west by Bartholomew County, on the south by Jennings County and Ripley County, and on the east by Franklin County.
Natural Areas
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Organizations
Indiana Native Plant Society - Central Chapter
Watersheds

Decatur County Watersheds
Click to enlarge
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.
Decatur County drains into five 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.
Letter |
Watershed |
A |
Flatrock-Haw |