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Public Notice
Air Quality

On Friday, May 29, 2020, the public comment period begins for the proposed Yuma Ozone Marginal SIP Revision. 

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Comments may be submitted as follows:

     By Email | Send Email > 
     By Mail: (Must be postmarked or received by July 1, 2020)

       Ray Caccavale
       Air Quality Division
       1110 W. Washington St.
       Phoenix, AZ 85007