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Public Notice
Air Quality

On Wednesday, Nov. 20, 2019, the comment period begins for the proposed revision to 2019 State Implementation Plan (SIP): New Source Review—Significant Emission Rate for Ammonia in PM2.5 Nonattainment Areas.

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Comments may be submitted as follows:
     Email | Send Email > 
     Mail: (Must be postmarked or received by Dec. 23, 2019)

      Zachary Dorn
      Air Quality Division, Air Quality Improvement Planning Section
      1110 W. Washington Street
      Phoenix, AZ  85007