Ohio EPA Geographic Information Systems (GIS)

The GIS Office manages geospatial data, applications and services to effectively characterize environmental data for the citizens of Ohio.‚Äč

Interactive Maps

The following maps and information are available. Hover over the image for a description of the map. Click on "View Map" or "View App" to open.


For more information, please email GISDataRequest@epa.ohio.gov or call (614) 644-2990.