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  • NPDES Permits Around the Nation
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GU0020371: Ugum Surface Water Treatment Plant, Talofofo, Guam

Permittee Name: Guam Waterworks Authority
Permittee Address: Suite 200, 688 Rt. 15, Gloria B, Nelson Public Service Building, Mangilao, GU 96913-6203
Facility Name: Ugum Surface Water Treatment Plant
Facility Location Address: 308 Paulino Heights Drive, Talofofo, GU 96932
Facility Rating: Minor
This permit was issued on: November 21, 2021
This permit shall become effective on: December 1, 2021
Permit reapplication due no later than: May 31, 2026
This permit shall expire at midnight on: November 30, 2026

If you experience a problem reading a document with assistive technology, please contact us.

  • NPDES Permit No. GU0020371: Guam Waterworks Authority Ugum Surface Water Treatment Plant, Talofofo, GU (pdf) (1.2 MB, November 21, 2021)
    Authorization to Discharge Under National Pollutant Discharge Elimination System (NPDES) Permit No. GU0020371 for Guam Waterworks Authority's Ugum Surface Water Treatment Plant, 308 Paulino Heights Road, Talofofo, GU 96932.
  • NPDES Permit Fact Sheet: Guam Waterworks Authority Ugum Surface Water Treatment Plant, Talofofo, GU (pdf) (415.95 KB, November 2021)
    EPA Fact Sheet for National Pollutant Discharge Elimination System (NPDES) Permit No. GU0020371 for Guam Waterworks Authority's Ugum Surface Water Treatment Plant, 308 Paulino Heights Road, Talofofo, GU 96932.
  • CWA Section 401 Water Quality Certification: Guam Waterworks Authority's Ugum Surface Water Treatment Plant, Talofofo, GU (pdf) (2.89 MB, October 2021)
    CWA Section 401 Water Quality Certification for National Pollutant Discharge Elimination System (NPDES) Permit No. GU0020371 for Guam Waterworks Authority's Ugum Surface Water Treatment Plant, 308 Paulino Heights Road, Talofofo, Guam 96932.

EPA Pacific Southwest Resources

NPDES Permits in EPA's Pacific Southwest
  • Arizona Tribal Lands (excluding Navajo Nation)
  • Navajo Nation Lands
    (AZ, NM, UT)
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  • California Tribal Lands
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  • Stormwater Program
  • Pretreatment Program
Contact EPA Region 9's NPDES Program Staff
Contact Us to ask a question, provide feedback, or report a problem.
Last updated on March 24, 2023
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