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  2. NPDES Permits Around the Nation

NN0020290: NTUA Tuba City Wastewater Treatment Facility, Tuba City, AZ

Return to: Navajo Nation NPDES Permits

Discharger Name: Navajo Tribal Utility Authority (“NTUA”)
Discharger Address: P.O. Box 170, Fort Defiance, Arizona 86504
Facility Name: NTUA Tuba City Wastewater Treatment Facility
Facility Address: P.O. Box 170, Fort Defiance, Arizona 86504
This permit was issued on: April 26, 2022
This permit shall become effective on: May 1, 2022
This permit shall expire at midnight on: April 30, 2027

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  • NPDES Permit No. NN0020290: NTUA Tuba City WWTF, Tuba City, AZ (pdf) (1.39 MB, April 26, 2022)
    National Pollutant Discharge Elimination System (NPDES) Permit No. NN0020290 for Navajo Tribal Utility Authority (NTUA) Tuba City Wastewater Treatment Facility, Tuba City, Arizona.
  • NPDES Permit Fact Sheet: NTUA Tuba City WWTF, Tuba City, AZ (pdf) (999.71 KB, April 26, 2022)
    EPA Fact Sheet for National Pollutant Discharge Elimination System (NPDES) Permit No. NN0020290 for Navajo Tribal Utility Authority Tuba City Wastewater Treatment Lagoons, Tuba City, AZ.
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Last updated on March 24, 2025
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