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PUBLIC NOTICE | Proposed AZPDES Permit Renewal for Pima County Wastewater Reclamation Department

Public Notice No. 16-130

Published in: Arizona Business Gazette  on Thursday, May 11, 2017

Notice: Pursuant to the Clean Water Act and in accordance with Arizona Administrative Code (AAC) R18-9-A907, the Director of ADEQ proposes to issue an Arizona Pollutant Discharge Elimination System (AZPDES) Permit to discharge pollutants to U.S. waters to the following applicant, subject to certain effluent limitations and special conditions:

Facility Name

Pima County Wastewater Reclamation Department
AZPDES Permit No. AZ0020001

Facility Location

Pima County Wastewater Reclamation Department
2955 W. Calle Agua Nueva
Tucson, AZ 85745


Pima County Wastewater Reclamation Department applied for a renewal AZPDES permit for the proposed discharge of up to 50 million gallons per day (mgd) of treated domestic wastewater from the Tres Rios Wastewater Reclamation Facility (WRF) to the Santa Cruz River in the Santa Cruz – Rio Magdalena – Rio Sonoita River Basin in Township 13 S, Range 12 E, Section 1, in Pima County, Arizona. The Tres Rios WRF is a publicly owned treatment works that receives domestic wastewater from residential, commercial, and industrial sources in the Tucson metropolitan area. Sludge is stabilized in an aerobic digester and then dewatered for land application.           

Review Documents

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

Public Comment Period 

Dates: May 11, 2017 – June 10, 2017

All written comments received by ADEQ by the close of business 30 days after publication of this notice will be considered in the final permit decision. 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 in accordance with Arizona Administrative Code R18-9-A908(B).

Comments may be submitted as follows:
     By Email | Send Email > 
     By Mail (Must be postmarked or received by June 10, 2017):

       Richard Mendolia
       Water Quality Division
       1110 W. Washington Street
       Phoenix, AZ  85007 

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