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  2. Permitting Under the Clean Air Act

Clean Air Act Permitting Authorities in Oregon

Clean Air Act permitting in Oregon is the shared responsibility of EPA Region 10 and the agencies listed below.

Indian Country

Permitting Agency Types of Permits Issued
EPA Region 10
  • Prevention of Significant Deterioration (PSD) construction permits.
  • Minor New Source Review (mNSR) construction permits.
  • Nonattainment New Source Review (nNSR) construction permits.
  • Title V operating permits.
  • Non-Title V operating permits.

For more information, visit air permits issued by EPA Region 10.


Outer Continental Shelf (more than 3 miles off Oregon coastline)

Permitting Agency Types of Permits Issued
EPA Region 10
  • Prevention of Significant Deterioration (PSD) construction permits.
  • Minor New Source Review (mNSR) construction permits.
  • Nonattainment New Source Review (nNSR) construction permits.
  • Title V operating permits.

Note: mNSR and nNSR do not apply more than 28 miles off of the coast line.

For more information, visit air permits issued by EPA Region 10.


Lane County

Permitting Agency Types of Permits Issued
Lane Regional Air Protection Agency
  • Prevention of Significant Deterioration (PSD) construction permits.
  • Minor New Source Review (mNSR) construction permits.
  • Nonattainment New Source Review (nNSR) construction permits.
  • Title V operating permits.

For more information, visit Lane Regional Air Protection Agency air quality permits.


All Other Areas in Oregon

Permitting Agency Types of Permits Issued
Oregon Department of Environmental Quality
  • Prevention of Significant Deterioration (PSD) construction permits.
  • Minor New Source Review (mNSR) construction permits.
  • Nonattainment New Source Review (nNSR) construction permits.
  • Title V operating permits.

For more information, visit Oregon Department of Environmental Quality air quality permits. 

Other Region 10 Air Permitting Resources

  • Air permitting in the Pacific Northwest
  • EPA-issued permits
  • Delegations & approvals
  • Permit program reviews
  • Permitting authorities:
    • Alaska
    • Idaho
    • Oregon
    • Washington

National Supporting Resources

  • CAA Permitting Home
  • New Source Review (NSR) Program
  • Title V Program
  • Tribal Permit Program
  • Outer Continental ​Shelf Permit Program
  • CAA Permitting Tools & ​Related Resources
  • Air Permitting Terms
  • Where You Live

Air Permitting Policy & Guidance

  • Search Documents
  • NSR Policy & Guidance
  • Title V Policy & Guidance
  • Title V Petition Database

Permitting Under the Clean Air Act

  • Clean Air Act Permitting Around the Nation
    • New England Region (R1)
    • New York, New Jersey, Puerto Rico and U.S. Virgin Islands (R2)
    • Mid-Atlantic Region (R3)
    • Southeastern Region (R4)
    • Great Lakes Region (R5)
    • South Central Region (R6)
    • Midwest Region (R7)
    • Mountains and Plains Region (R8)
    • Pacific Southwest Region (R9)
      • Air Permit Delegation and PSD SIP Approval
      • Electronic Permit System and Dashboards
      • Pending and Issued Permits
      • About NSR Permitting
      • About OCS Permitting
      • About PSD Permitting
      • About Title V Permitting
      • Permitting in Arizona
      • Permitting in California
      • Permitting in Hawai'i and Pacific Islands
      • Permitting in Nevada
    • Pacific Northwest Region (R10)
  • CAA Permitting Tools & ​Related Resources
  • Outer Continental Shelf Air Permits
Contact Us About Permitting Under the Clean Air Act
Contact Us to ask a question, provide feedback, or report a problem.
Last updated on August 15, 2024
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