Serving Alaska, Idaho, Oregon, Washington, and 271 Tribal Nations

• Organization chart
• Leadership and organizational responsibilities

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Organization Chart

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Leadership and Organizational Responsibilities

Office of the Regional Administrator

• 206-553-1200 or 1-800-424-4372

• Biography

Deputy Regional Administrator: Michelle Pirzadeh

• 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

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• Air and Radiation Division
• Enforcement and Compliance Assurance Division
• Laboratory Services and Applied Science Division
• Land, Chemicals, and Redevelopment Division
• Mission Support Division
• Office of Regional Counsel
• Superfund and Emergency Management Division
• Water Division

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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

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Enforcement and Compliance Assurance Division

Acting Director: Lauris Davies

• 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

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Laboratory Services and Applied Science Division

Director: Linda Anderson-Carnahan

• Risk Evaluation Branch
• Laboratory Services Branch
• Environmental Characterization Branch

• Quality management
• Scientific integrity
• Risk evaluation
• Field sampling
• Lab services
• Regional dive team

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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

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Mission Support Division

Director: Nancy Lindsay

• Human Resources and Facilities 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

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Office of Regional Counsel

Acting Regional Counsel: Edward Kowalski

• Air, Toxics, and Information Law Branch
• Land Law Branch
• Water Law Branch

• Legal counsel
• Litigation
• Ethics
• Regional Hearing Clerk
• Freedom of Information Act (FOIA)

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Superfund and Emergency Management Division

Director: Calvin Terada

• Emergency Management Branch
• Remedial Cleanup Branch

• Superfund cleanup
• Emergency response
• Oil spill prevention and planning

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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

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