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

Public Notice No. 16-143

Published in: Arizona Business Gazette on Thursday, June 29, 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:


Pima County Wastewater Reclamation Department

Permittee Mailing Address

2955 W. Calle Agua Nueva
Tucson, AZ 85745

Facility Name

Kino Environmental Restoration Project (KERP)
AZPDES Permit No. AZ0025291

Facility Location

2725 E. Ajo Way
Tucson, AZ 85713


Pima County applied for a renewal AZPDES permit for the Kino Environmental Restoration Project (KERP) which consists of three impoundments and four stream courses with several in-stream ponds. The KERP receives treated domestic wastewater from the Agua Nueva Water Reclamation Facility, which is a publicly owned treatment works in Tucson. Pima County proposed a discharge of up to 2 million gallons per day (mgd) of treated domestic wastewater from KERP to Julian Wash in the Santa Cruz River Basin in Township 14 S, Range 14 E, Section 29, in Pima County, Ariz. The KERP site also includes a separate pond which is lined and raised in elevation and contains chlorinated reclaimed water used for irrigation of local ball fields. No sludge is generated at KERP.

Review Documents

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

Public Comment Period 

Dates: June 29, 2017 – July 31, 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 July 31, 2017):

       Jacqueline Maye
       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 >