Organization of EPA's Region 10 Office in Seattle
Serving Alaska, Idaho, Oregon, Washington, and 271 Tribal Nations
Organization Chart
Leadership and Organizational Responsibilities
Office of the Regional Administrator
Contact: 206-553-1234
Acting Deputy Regional Administrator: Edward Kowalski
- Public Affairs Office
- Regional Administrator’s Division
- Policy and Environmental Review Branch
- Tribal Trust and Assistance Branch
- Alaska Operations Office
- Idaho Operations Office
- Oregon Operations Office
- Washington Operations Office
- Environmental justice
- National Environmental Policy Act (NEPA)
- Public affairs
- Community engagement
- Children’s health
- Environmental education
- Tribal affairs
- International affairs
- Congressional and intergovernmental relations
- Equal Employment Opportunity (EEO) and Special Emphasis Programs
- Smart Sectors
Air and Radiation Division
Director: Krishna Viswanathan
- Air Planning and State/Tribal Coordination Branch
- Air Permits and Toxics Branch
- State and Federal Implementation Plans (SIPs/FIPs)
- Air permits
- Air Toxics
- New Source Performance Standards (NSPS)
- National Emission Standards for Hazardous Air Pollutants (NESHAP)
- Maximum Attainable Control Technology (MACT)
- Diesel Emissions Reduction Act (DERA)
- Air grants
- Radon
- Indoor air
Enforcement and Compliance Assurance Division
Acting Director: Stacy Murphy
- Air and Land Enforcement Branch
- Water Enforcement and Field Branch
- Enforcement
- Compliance assurance
- Pesticides
- Lead
- Risk Management
- Emergency Planning and Community Right-to-Know Act (EPCRA)
- Tips and complaints
Laboratory Services and Applied Science Division
Director: Michael Szerlog
- Risk Evaluation Branch
- Laboratory Services Branch
- Environmental Characterization Branch
- Quality management
- Scientific integrity
- Risk evaluation
- Field sampling
- Lab services
- Regional dive team
Land, Chemicals, and Redevelopment Division
Director: Tim Hamlin
- RCRA and Tanks Branch
- Pollution Prevention and Communities Branch
- Hazardous waste
- Corrective action
- Underground storage tanks
- Brownfields
- Toxic Substances Control Act
- Asbestos demolition/renovation
- Pollution prevention
Mission Support Division
Director: Angela Chung
- Human Resources Branch
- Facilities, Safety, and Security Branch
- Financial Management and Planning Branch
- Information Services Branch
- Grants and Interagency Agreements Branch
- Strategic planning and process improvement
- Budget
- Finance
- Financial Aspects of Cost Recovery
- Management Control and Integrity (FMFIA)
- Facilities and Security
- Human Resources
- Information Technology and Information Management (including Geographic Information Systems (GIS))
- Management of Grants and Interagency Agreements (IAs), including Interagency Shared Service Center West (IASSC West)
- Contracts and Acquisition with the support of the Region 7 Contracting Office
- Health and Safety
Office of Regional Counsel
Regional Counsel: Beverly Li
- Air, Toxics, and Information Law Branch
- Land Law Branch
- Water Law Branch
- Legal counsel
- Litigation
- Ethics
- Regional Hearing Clerk
- Freedom of Information Act (FOIA)
Superfund and Emergency Management Division
Director: Calvin Terada
- Emergency Management Branch
- Remedial Cleanup Branch
- Superfund cleanup
- Emergency response
- Oil spill prevention and planning
Water Division
Director: Dan Opalski
- Permitting, Drinking Water, and Infrastructure Branch
- Standards, Assessment, and Watershed Management Branch
- Drinking water
- Groundwater protection
- Watershed restoration
- Total Maximum Daily Loads (TMDLs)
- Dredging and ocean disposal
- Wastewater and stormwater permitting
- Underground injection control (UIC)
- Infrastructure
- National Estuary Program