Skip to main content

PUBLIC NOTICE | Renewal AZPDES Permit | City of Phoenix – 23rd Avenue WWTP

Public Notice

Renewal AZPDES Permit | City of Phoenix – 23rd Avenue WWTP

Posted on: May 1, 2024 - 7:00 a.m.

On May 1, 2024, the comment period begins for the proposal to issue a renewal Arizona Pollutant Discharge Elimination System (AZPDES) permit to the City of Phoenix for the 23rd Avenue wastewater treatment plant (WWTP) located in Maricopa County, Arizona. The comment period ends May 30, 2024.

Permittee:

City of Phoenix

Facility:

23rd Avenue WWTP
2474 S. 22nd Ave.
Phoenix, AZ 85009

The City of Phoenix applied for a renewal AZPDES permit for the proposed discharge of up to 63 million gallons per day (mgd) of treated domestic wastewater from the 23rd Avenue Wastewater Treatment Plant to the Salt River (Outfall 002) and the Roosevelt Irrigation District (RID) Canal System (Outfall 004) in the Middle Gila River Basin in Township 1 N, Range 2 E, Sections 13 and 23, in Maricopa County, Arizona. The 23rd Avenue WWTP is a publicly owned treatment works that receives domestic wastewater from residential, commercial, and industrial sources in Phoenix. Sludge is stabilized in an anaerobic digester and then thickened or dewatered for land application.

Review Documents:

Public Comment Period:

Dates: May 1, 2024 – May 30, 2024

Comments may be submitted as follows:

  • By Email | Send Email >
  • By Mail (Must be postmarked or received by May 30, 2024):

ADEQ
Water Quality Division, Surface Water Protection
Attn: Lesley Davidson
1110 W. Washington St.
Phoenix, AZ  85007 

A public hearing request must be in writing and must include the reasons for such request. If there is a significant degree of public interest, the Director will hold a hearing.

Newly Posted Notices

Looking for a Public Notice?

ADEQ posts mandatory public notices in digital format on this webpage and hard copy notice boards located in the Phoenix Main Office and Southern Regional Office lobby areas | See Office Locations >