UPDATE: On Aug. 15, 2023, the public comment period was extended a second time and now ends on Sept. 11, 2023.
On June 28, 2023, the comment period begins for the draft 2024 Clean Water Act Assessment. The 30-day comment period has been extended and ends on Aug. 28, 2023.
Public Notice Information
Arizona conducts a Clean Water Act Assessment every two years, determining if water quality standards throughout Arizona are being met.
Arizona's 2024 Clean Water Act Assessment | View/Download >
Appendices | Download Spreadsheet >
Public Comment Period
Dates: June 28, 2023 – Aug. 28, 2023
Comments may be submitted as follows:
By Email | Send Email >
By Mail (Must be postmarked or received by Aug. 28, 2023):
Surface Water Protection
Attn: Jason Jones
1110 W. Washington St.
Phoenix, AZ 85007