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  2. Permitting Under the Clean Air Act

Public Notice Distribution List for CAA Permits in the Pacific Southwest (Region 9)

EPA’s Pacific Southwest (Region 9) implements and enforces federal environmental laws in Arizona, California, Hawaii, Nevada, the Pacific Islands, and 148 Tribal Nations.

Return to: CAA Permitting in EPA's Pacific Southwest Region

Members of the public who are interested in receiving notices and other information regarding air permits issued by EPA Region 9 (Arizona, California, Hawaii, Nevada, and tribes within these states) may use this page to join our e-mail distribution lists. To join the list, complete these steps:

  1. Select the permits you are interested in by location or project name,
  2. Enter your contact information (email address is required), then
  3. Click the Submit button.

To unsubscribe from the list, send an e-mail to R9AirPermits@epa.gov. When sending a request to unsubscribe, please use the email you wish to have removed from our distribution list.

Select Permit(s) of Interest

TIPS

  1. Select "ALL CAA PERMITS IN EPA REGION 9" below to subscribe to all notices region-wide, or select a narrower topic such as: State or Territory, Tribal Lands, County, or a specific Project.
  2. Holding down the 'alt' key while clicking will allow you to select/deselect multiple entries.

State or Territory

Alt-Click to select multiple items

Tribal Lands

Alt-Click to select multiple items

County

Alt-Click to select multiple items

Project

Alt-Click to select multiple items

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)
      • About PSD Permitting in Region 9
      • Air Permit Delegation and PSD SIP Approval Status in Region 9
      • About NSR Permitting in Region 9
      • About Title V Permitting in Region 9
      • Electronic Permit System and Dashboards
      • Pending and Completed Permit Actions
      • Clean Air Act Permitting in Arizona
      • Clean Air Act Permitting in California
      • Clean Air Act Permitting in Hawai'i and Pacific Islands
      • Clean Air Act 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 April 14, 2025
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