EPA Permitted Water Dischargers

Contains location and facility identification information from EPA's Facility Registry Service (FRS) for the subset of facilities that are Clean Water Act (CWA) National Pollutant Discharge Elimination System (NPDES) dischargers of pollutants into waters of the United States. These facilities are tracked in the Permit Compliance System (PCS), which is being incrementally replaced by the NPDES module of the Integrated Compliance Information System (ICIS). For Publicly Owned Treatment Works (POTWs). Additional information on FRS is available at the EPA website https://www.epa.gov/enviro/facility-registry-service-frs.