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Ohio State University Extension

Click on a watershed area on the map below for a list of watershed groups active there, or choose a watershed from the list of watersheds at the bottom of this page. Watershed areas are based on 8-digit Hydrologic Unit Codes (HUC). Groups may not be active in an entire HUC area, or may span multiple HUCs.

Groups without HUC information on record will not appear in a list when the map is clicked. Go to the complete list of watershed groups on record.

Map of Ohio with watershed boundaries

 

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