EPA in Oregon
- Columbia River Basin
- Climate Change - what it means for Oregon (pdf)
- Superfund sites in Oregon
- Perchlorate in Eastern Oregon
- Oregon State Implementation Plan (SIP) for Air Quality
- Water Quality Standards Exit
- Water Quality Assessment (303d list) Exit
- Clean Water State Revolving Funds
- Current Wastewater (NPDES) Permits
- Draft Wastewater (NPDES) Permits
- West Coast Collaborative to Reduce Diesel Emissions
- Hazardous Waste Handlers in Oregon
- Oregon’s Performance Partnership Agreement with EPA
- Mercury and air toxics standards in Oregon
- Enforcement and Compliance History
Tribal
News
Mapping
![map of Oregon map of Oregon](/sites/production/files/aboutepa/states/images/or.jpg)
Oregon is part of EPA's Region 10
About Region 10
Contact Information
EPA Oregon Operations Office
805 SW Broadway
Suite 500
Portland, OR 97205
503-326-3250
EPA Western Ecology Division
Office of Research & Development
200 SW 35th Street
Corvallis, OR 97333
541-754-4600