On July 3, 2023, the public comment period begins for the proposal to modify an Arizona Pollutant Discharge Elimination System (AZPDES) permit to U.S. Department of the Interior – National Park Service for Havasupai Garden Potable Water Pump Station located in Coconino County, Arizona. The comment period ends Aug. 1, 2023.

Public Notice Information

Public Notice No. 22-72

Published in: Arizona Daily Sun on July 3, 2023

AZPDES Permit No. AZ0023621

ADEQ proposes to modify an AZPDES permit to discharge pollutants to Waters of the United States to the following applicant, subject to certain effluent limitations and special conditions:

Permittee

U.S. Department of the Interior – National Park Service 

Facility Information

Havasupai Garden Pumping Station
Located approximately 2.5 miles north of Grand Canyon South Rim Village

Review Documents

Original Published Public Notice | View/Download >
Draft Permit | View/Download > 
Draft Statement of Basis for Modification | View/Download > 

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

Public Comment Period 

Dates: July 3, 2023 – Aug. 1, 2023

Comments may be submitted as follows:
     By Email | Send Email > 
     By Mail (Must be postmarked or received by Aug. 1, 2023):

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