Below you’ll find a list of Oklahoma related environmental resources, including National Pollutant Discharge Elimination System (NPDES) permit links for Oklahoma, Oklahoma state water regulation website links, and EPA Repository of Documents for Oklahoma.
- EPA, Oklahoma NPDES Permits
- Oklahoma Department of Environmental Quality, Water Quality Division
- U.S. EPA Repository of Documents: Oklahoma
If there are additional resources that you think would be valuable, please use the commenting area below to let us know!