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Public Notice
Water Quality

On Nov. 14, 2022, the public comment period begins for the proposal to modify Arizona Pollutant Discharge Elimination System (AZPDES) permit number AZS000004 to the City of Mesa for the Phase I Municipal Separate Storm Sewer System (MS4). The comment period ends Dec. 14, 2022.

Public Notice Information

Public Notice No. 21-34

Published in: Record Reporter on Nov. 14, 2022

AZPDES Permit No. AZS000004

ADEQ proposes to modify the city's permit to incorporate 24-hour emergency non-compliance reporting for spills, which may be harmful to public health and the environment.


City of Mesa


Municipal Separate Storm Sewer System (MS4)

Review Documents

Original Published Public Notice | View/Download > 
Draft Permit | View/Download > 
Draft Fact Sheet | View/Download >

You may also review the above documentation in person at the ADEQ Record Center | Learn How >

Public Comment Period 

Dates: Nov. 14, 2022 – Dec. 14, 2022

Comments may be submitted as follows:
     By Email | Send Email > 
     By Mail (Must be postmarked or received by Dec. 14, 2022):

       Rosi Sherrill
       Water Quality Division
       1110 W. Washington St.
       Phoenix, AZ  85007