- Data Downloads
- FRS Download Summary and Data Element Dictionary
- ICIS-Air Download Summary and Data Element Dictionary
- Air Emissions Download Summary
- ICIS-FE&C Download Summary and Data Element Dictionary
- ICIS-NPDES Download Summary and Data Element Dictionary
- ICIS-NPDES DMR Summary and Data Element Dictionary
- ICIS-NPDES Limit Summary and Data Element Dictionary
- RCRAInfo Download Summary and Data Element Dictionary
- ICIS-NPDES Biosolids Facility Data Download Summary
- Water Quality Indicators Data Review
- SDWA Data Download Summary and Data Element Dictionary
- ICIS-NPDES Discharge Points Summary
- ECHO Facility Demographic Download Summary
- National PFAS Datasets
- ICIS-NPDES Permit Limit and Discharge Monitoring Report (DMR) Datasets
- ICIS-NPDES Effluent Violation Dataset Download
- Web Services
- Facility Search - All Data
- Facility Search - Wastewater/Stormwater/Biosolids
- Facility Search - Hazardous Waste
- Facility Search - Air
- Facility Search - Drinking Water Systems
- Detailed Facility Report
- Enforcement Cases
- Effluent Charts
- Water Pollutant Loading Tool Web Services
- Compliance Screener
- Air Pollutant Report
- ECHO Map Services
- Quick Search Widget
US EPA
United States Environmental Protection Agency