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Palmdale Energy Project: Prevention of Significant Deterioration (PSD) Permit

On April 25, 2018, the EPA made a final permit decision to grant conditional approval, in accordance with the Clean Air Act, for the construction of a natural gas-fired combined cycle power plant known as the Palmdale Energy Project (Project). The Project is to be located in Palmdale, CA.

Please see our Announcement of Final Permit Decision, 40 CFR 124.19, and for important information regarding the procedures for appeal of a PSD permit decision to the EPA’s Environmental Appeals Board and for when the permit becomes effective.

For further information, please contact Lisa Beckham at (415) 972-3811 or

Key Documents found in the Docket for our final permit decision:
  • PSD Permit
  • Responses to Public Comments
  • Unofficial Redline-Strikeout of Permit Showing Changes from Proposal
  • Letter to the Applicant
  • Announcement of Final Permit Decision

Administrative Record

The Administrative Record for this action can be accessed electronically through the online docket: EPA-R09-OAR-2017-0473, except for the following documents that are not compatible with the docket:

Related Documents

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