Skip to main content
U.S. flag

An official website of the United States government

Here’s how you know

Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

HTTPS

Secure .gov websites use HTTPS
A lock (LockA locked padlock) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

    • Environmental Topics
    • Air
    • Bed Bugs
    • Cancer
    • Chemicals, Toxics, and Pesticide
    • Emergency Response
    • Environmental Information by Location
    • Health
    • Land, Waste, and Cleanup
    • Lead
    • Mold
    • Radon
    • Research
    • Science Topics
    • Water Topics
    • A-Z Topic Index
    • Laws & Regulations
    • By Business Sector
    • By Topic
    • Compliance
    • Enforcement
    • Laws and Executive Orders
    • Regulations
    • Report a Violation
    • Environmental Violations
    • Fraud, Waste or Abuse
    • About EPA
    • Our Mission and What We Do
    • Headquarters Offices
    • Regional Offices
    • Labs and Research Centers
    • Planning, Budget, and Results
    • Organization Chart
    • EPA History

Breadcrumb

  1. Home
  2. NPDES Permits Around the Nation

GU0020141: Northern District Treatment Plant 301(h) Waiver, Harmon Annex, GU

Documents related to 301(h) variance request for Guam Waterworks Authority's Northern District Sewage Treatment Plant, NPDES Permit #GU0020141, Harmon Annex, Guam.

Free viewers and readers are available to access documents on our website. If you encounter issues with assistive technology, please contact us.

  • Overview of Final Decision on Clean Water Act Section 301(h) (pdf) (24.89 KB, 09/30/2009)
    Overview of final decision on Guam Waterworks Authority Agana and Northern District Sewage Treatment Plants 301(h) Waver.
  • Final Decision Document Factsheet (pdf) (44.17 KB, 09/30/2009)
    EPA is denying an application from the Guam Waterworks Authority for renewal of its variance from full secondary treatment for discharge from the Northern District Sewage Treatment Plant.
  • Final Decision Document (pdf) (1.13 MB, 09/30/2009)
    Final Decision Document for Guam Waterworks Authority Northern District Sewage Treatment Plant Application for a Modified NPDES Permit Under Section 301(h) of the Clean Water Act.
  • Response to Comments: Agana Sewage Treatment Plant AND Northern District Sewage Treatment Plant 301(h) Waiver (pdf) (181.22 KB, 09/30/2009)
    Contains responses to comments regarding EPA's decision to deny applications for modified NPDES permits for the Guam Waterworks Authority Agana Sewage Treatment Plant AND Northern District Sewage Treatment Plant.
  • Northern District STP Application I (pdf) (14.01 MB, 02/05/2001)
    Revised NPDES Permit Application for the Northern District Wastewater Treatment Plant
  • Northern District STP Application II (pdf) (9.6 MB)
    NPDES Permit Application for the Northern District Wastewater Treatment Plant
  • Drawing/Schematics from "Description of Treatment-Outfall System" Section - 1 (pdf) (65.65 KB)
  • Drawing/Schematics from "Description of Treatment-Outfall System" Section - 2 (pdf) (38.76 KB)

EPA Pacific Southwest Resources

NPDES Permits in EPA's Pacific Southwest
  • Arizona Tribal Lands (excluding Navajo Nation)
  • Navajo Nation Lands
    (AZ, NM, UT)
  • California Non-Tribal
  • California Tribal Lands
  • Hawai'i
  • Nevada
  • Pacific Island Territories
    • American Samoa
    • Guam
    • Commonwealth of Northern Mariana Islands (CNMI)
    • Wake Island
  • Stormwater Program
    • Improving Municipal Stormwater Program Monitoring, Evaluation, Tracking, and Reporting
  • 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, 2025
  • Assistance
  • Spanish
  • Arabic
  • Chinese (simplified)
  • Chinese (traditional)
  • French
  • Haitian Creole
  • Korean
  • Portuguese
  • Russian
  • Tagalog
  • Vietnamese
United States Environmental Protection Agency

Discover.

  • Accessibility Statement
  • Budget & Performance
  • Contracting
  • EPA www Web Snapshot
  • Grants
  • No FEAR Act Data
  • Plain Writing
  • Privacy
  • Privacy and Security Notice

Connect.

  • Data
  • Inspector General
  • Jobs
  • Newsroom
  • Regulations.gov
  • Subscribe
  • USA.gov
  • White House

Ask.

  • Contact EPA
  • EPA Disclaimers
  • Hotlines
  • FOIA Requests
  • Frequent Questions
  • Site Feedback

Follow.