NPDES Permits Angela Chen Section Supervisor 515/281-4736 Angela.Chen@dnr.iowa.gov

The National Pollutant Discharge Elimination System (NPDES) permit program regulates the direct discharge of wastewater to waters of the state, working to improve Iowa's water quality. The U.S. Environmental Protection Agency has delegated authority to the DNR to administer the NPDES program in Iowa.

Resources and Information: About NPDES Permitting Wastewater Permit Holders Operator Information NPDES Application Forms, Description - Download NPDES Forms Staff Directory Wastewater Rules Rulemaking Actions NPDES Fees Wastewater Permits Information Exchange (WWPIE) WWPIE User Manual, *pdf