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  2. NPDES Permits Around the Nation

AZ0024640: Six Mile Lagoon Wastewater Treatment Facility, Peridot, AZ

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  • Arizona Tribal Lands NPDES Permits (excluding Navajo Nation)

Public notices related to this permit will appear here when available.

Permittee Name: San Carlos Apache Tribe Water Distribution and Wastewater Treatment Facilities Program
Permittee Address: 1 Mesa Drive, San Carlos, Arizona 85550
Facility Name: Six Mile Lagoon Wastewater Treatment Facility
Facility Location Address: Coolidge Dam Road, Peridot, Arizona 85542
Facility Rating: Minor
This permit was issued on: June 6, 2025
This permit shall become effective on: July 1, 2025
Permit reapplication due no later than: January 1, 2030
This permit shall expire at midnight on: June 30, 2030

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  • NPDES Permit No. AZ0024640: Six Mile Lagoon Wastewater Treatment Facility, Peridot, AZ (pdf) (879.6 KB, June 6, 2025)
    Authorization to Discharge Under National Pollutant Discharge Elimination System (NPDES) Permit No. AZ0024640 for the San Carlos Apache Tribe Water Distribution and Wastewater Treatment Facilities Program's Six Mile Lagoon Wastewater Treatment Facility, Peridot, Arizona.
  • NPDES Permit Fact Sheet: Six Mile Lagoon Wastewater Treatment Facility, Peridot, AZ (pdf) (460.52 KB, June 2025)
    EPA Fact Sheet for National Pollutant Discharge Elimination System (NPDES) Permit No. AZ0024640 for the San Carlos Apache Tribe Water Distribution and Wastewater Treatment Facilities Program's Six Mile Lagoon Wastewater Treatment Facility, Peridot, Arizona.
Contact Us About NPDES Permits Around the Nation to ask a question, provide feedback, or report a problem.
Last updated on June 11, 2025
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