On Oct. 7, 2026, the comment period begins for the proposal to renew an Arizona Pollution Discharge Elimination System (AZPDES) permit for the City of Kingman Downtown Wastewater Treatment Plant in Mohave County, Arizona. The comment period ends Nov. 6, 2026.

AZPDES Permit No.: AZ0026018

Permittee: 

City of Kingman

Facility: 

Downtown Wastewater Treatment Plant
1760 S. Highway 66
Kingman, AZ 86401
Mohave County

The City of Kingman applied for a renewal AZPDES permit for the proposed discharge of up to 0.62 million gallons per day (MGD) of treated domestic wastewater from the Downtown Wastewater Treatment Plant to the Holy Moses Wash in the Lower Colorado Watershed in Mohave County, Arizona. The facility is a privately-owned treatment works that receives domestic wastewater from residential and commercial sources in the City of Kingman. Sludge is stabilized in an aerobic digester and then thickened or dewatered. Biosolids are landfilled at Cerbat Landfill.

Review Documents:

• Original Published Public Notice | View Notice > 
• Draft Permit | View Permit >
• Draft Fact Sheet | View FS >  
• In person at the ADEQ Record Center | Learn How >

Public Comment Period:

Dates:  Oct. 7, 2026 – Nov. 6, 2026

Comments may be submitted as follows:

•      By Email | Send Email >
•      By Mail (Must be postmarked or received by Nov. 6, 2026):

ADEQ
Water Quality Division, Surface Water Protection Permits
Attn: Ashley Foster
1110 W. Washington St.
Phoenix, AZ  85007