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This page contains lists of entities having National Pollutant Discharge Elimination System (NPDES) Storm Water General Permit Coverage authorization to discharge to surface waters of Ohio.
No Exposure List (PDF) (Excel)
The Ohio EPA facility permit number identifies which of our five districts the facility is located within and which general permit coverage has been granted. The first character, 0 - 4, represents which district:
The second character, "G" indicates the number is a facility covered by a general permit.
The third character, a letter, indicates which general permit:
The remaining numbers are specific to each site and the suffix indicates whether it is the site’s initial (*AG) or renewal (*BG, etc.) coverage.
Division of Surface Water
Phone: (614) 644-2001 ~ Fax: 644-2745 ~ Contact
Mailing Address: P.O. Box 1049, Columbus, OH 43216-1049
Street Address: 50 West Town Street, Suite 700, Columbus, OH 43215
Report a Spill, Release or Environmental Crime
(800) 282-9378 or (614) 224-0946
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