17-3304 Mariner Avenue Tiyan Barrigada, Guam 96913
671.300.4751 671.300.4752
nic.rupley@epa.guam.gov

Guam Environmental Protection Agency Ahensian Pruteksión Lina'la’ Guåhan

All Living Things Of The Earth Are One • Manunu Todu I Manlåla’la’

PUBLIC COMMENT & PUBLIC HEARING EXTENDED FOR THE STATE IMPLEMENTATION PLAN PURSUANT TO THE CLEAN AIR ACT

Notice is hereby given to the general public that the Guam Environmental Protection Agency  (Guam EPA) intends to submit 22 GAR 1-§1310, as enacted by Guam Public Law 37-29, and 22 GAR 1-§1801 – 22 GAR 1-§1811 as enacted by Guam Public Law 36-140 to the United States Environmental Protection Agency for inclusion into Guam’s State…
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Guam EPA Board of Directors Meeting – Thursday, November 21, 2024

The Guam Environmental Protection Agency’s Board of Directors regularly scheduled meeting will take place on Thursday, November 21, 2024 at 4 p.m. at the Guam EPA administration building conference room at 17-3304 Mariner Avenue Tiyan Barrigada, Guam 96913-1617. This meeting will be live streamed on the Guam EPA YouTube channel and can be viewed by…
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REMINDER NOTICE: 2025 UST Operating Permits

Hafa Adai! The Guam Environmental Protection Agency (Guam EPA) would like to remindowners and operators of Underground Storage Tanks (UST) containing regulated substances thatthey are required by the Underground Storage of Regulated Substances Act, as amended,Chapter 76 of Title 10 Guam Code Annotated, and Title 22 Guam Administrative Rules andRegulations Chapter 50 Underground Storage Tank…
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PUBLIC NOTICE: 30 Day Public Comment & Public Hearing – State Implementation Plan Pursuant to the Clean Air Act

Notice is hereby given to the general public that the Guam Environmental Protection Agency  (Guam EPA) intends to submit 22 GAR 1-§1310, as enacted by Guam Public Law 37-29, and 22 GAR 1-§1801 – 22 GAR 1-§1811 as enacted by Guam Public Law 36-140 to the United States Environmental Protection Agency for inclusion into Guam’s State…
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Guam EPA Board of Directors Meeting – Thursday, October 24, 2024

The Guam Environmental Protection Agency’s Board of Directors regularly scheduled meeting will take place on Thursday, September 26, 2024 at 4 p.m. at the Guam EPA administration building conference room at 17-3304 Mariner Avenue Tiyan Barrigada, Guam 96913-1617. This meeting will be live streamed on the Guam EPA YouTube channel and can be viewed by…
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Guam EPA Board of Directors Regularly Scheduled Meeting – September 26, 2024

The Guam Environmental Protection Agency’s Board of Directors regularly scheduled meeting will take place on Thursday, September 26, 2024 at 4 p.m. at the Guam EPA administration building conference room at 17-3304 Mariner Avenue Tiyan Barrigada, Guam 96913-1617. This meeting will be live streamed on the Guam EPA YouTube channel and can be viewed by…
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Guam EPA Board of Directors Regularly Scheduled Meeting – August 29, 2024

The Guam Environmental Protection Agency’s Board of Directors regularly scheduled meeting will take place on Thursday, August 29, 2024 at 4 p.m. at the Guam EPA administration building conference room at 17-3304 Mariner Avenue Tiyan Barrigada, Guam 96913-1617. This meeting will be live streamed on the Guam EPA YouTube channel and can be viewed by…
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Draft Risk Assessment Document – Proposed Interim Action Level for Dieldrin

JUNE 10, 2024 (Tiyan, Guam) – In accordance with the Guam Safe Drinking Water Act as reenacted through Guam Public Law 35-115, the Guam Environmental Protection Agency (Guam EPA) seeks to establish Interim Action Levels (IAL) for Dieldrin in drinking water. Dieldrin is a human-made chemical used as an insecticide from the 1950s until 1987.…
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Guam 2023 Annual State Public Water System Compliance Report Now Available

On May 20, 2024, the Guam Environmental Protection Agency (Guam EPA) submitted its 2023 Annual State Public Water System Compliance Report to the U.S. EPA. The report is due every year on July 1, and entails compliance reporting of eight (8) public water systems under Guam EPA’s regulatory authority. This report is required under the…
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Guam EPA Board of Directors Regularly Scheduled Meeting – May 23, 2024

The Guam Environmental Protection Agency’s Board of Directors regularly scheduled meeting will take place on Thursday, May 23, 2024 at 4 p.m. at the Guam EPA administration building conference room at 17-3304 Mariner Avenue Tiyan Barrigada, Guam 96913-1617. This meeting will be live streamed on the Guam EPA YouTube channel and can be viewed by…
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Guam EPA Board of Directors Regularly Scheduled Meeting – April 18, 2024

The Guam Environmental Protection Agency’s Board of Directors regularly scheduled meeting will take place on Thursday, April 18, 2024 at 4 p.m. at the Guam EPA administration building conference room at 17-3304 Mariner Avenue Tiyan Barrigada, Guam 96913-1617. This meeting will be live streamed on the Guam EPA YouTube channel and can be viewed by…
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Aboveground Storage Tank Operating Permits DUE June 30, 2024

Failure to obtain an aboveground storage tank (AST) permit for your facility by June 30, 2024 may result in a notice of violation and an administrative penalty order of $25,000 per day of non-compliance. Pursuant to Guam Public Law 34-140, owners and operators of ASTs containing regulated substances must apply for an AST operating permit and submit the…
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BT-A Train-The-Trainer Workshop April 18–19, 2024

The Guam Environmental Protection Agency (Guam EPA) in partnership Michigan State University and the United States Environmental Protection Agency will be conducting a train-the-trainer workshop for Basic Training – A (BT-A). The workshop is scheduled for April 18 – 19, 2024 from 8 a.m. to 4:30 p.m. in the Fort San Jose Ballroom at the…
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Total Maximum Daily Load (TMDL) for Chlordane and Dieldrin for Tumon Bay

Pursuant to the Clean Water Act Section 303(d) and 40 CFR Part 130 the Guam Environmental Protection Agency (Guam EPA) seeks public comment on the draft Chlordane and Dieldrin TMDL for Tumon Bay. The draft may be reviewed through April 18, 2024, Monday to Friday, 8:30 a.m. to 4:30 p.m. at the Guam EPA Administration…
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Guam EPA Board of Directors Regularly Scheduled Meeting – February 15, 2024

The Guam Environmental Protection Agency’s Board of Directors regularly scheduled meeting will take place on Thursday, February 15, 2024 at 4 p.m. at the Guam EPA administration building conference room at 17-3304 Mariner Avenue Tiyan Barrigada, Guam 96913-1617. This meeting will be live streamed on the Guam EPA YouTube channel and can be viewed by…
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Guam EPA Board of Directors Regularly Scheduled Meeting – January 18, 2024

The Guam Environmental Protection Agency’s Board of Directors regularly scheduled meeting will take place on Thursday, January 18, 2024 at 4 p.m. at the Guam EPA administration building conference room at 17-3304 Mariner Avenue Tiyan Barrigada, Guam 96913-1617. This meeting will be live streamed on the Guam EPA YouTube channel and can be viewed by visiting youtube.com/guamepa. The…
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2024 Water & Wastewater Operator Certification Exam Schedule

Water and Wastewater Operator Certification examinations through the University of Guam’s Global Learning and Engagement are as follows: For more information, please visit www.uog.edu/gle or email julie.mendoza@epa.guam.gov. CLICK HERE for Exam applications

Guam EPA Board of Directors Regularly Scheduled Meeting – December 14, 2023

The Guam EPA Board of Directors regularly scheduled board meeting will be held on Thursday, December 14, 2023 at 4 p.m. at the Guam EPA administration building conference room at 17-3304 Mariner Avenue Tiyan Barrigada Guam. The meeting will be live streamed on the Guam EPA YouTube Channel: www.youtube.com/GuamEPA. The genda for the meeting is…
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FOR IMMEDIATE RELEASE: Guam EPA Soliciting Marine and Surface Water Quality Data Collected January 2019 – December 2023

 NOVEMBER 13, 2023 – (TIYAN, GUAM) – The Guam Environmental Protection Agency (Guam EPA) invites the public and all stakeholders to share available marine and surface water quality data collected from January 1, 2019 to December 31, 2023. Guam EPA welcomes any water quality data collected through projects or monitoring and assessment activities performed on…
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FOR IMMEDIATE RELEASE: Guam’s Recycling Rate is 38.2% – up 8.99 percentage points from last year

 November 13, 2023 – (TIYAN, Guam) – The Guam Environmental Protection Agency (Guam EPA) reports a recycling rate of 38.2% for Guam on all eligible waste collected during calendar year 2022, representing an increase of 8.99 percentage points from last year’s rate of 29.21%. Eligible waste includes aluminum cans, cardboard, mixed paper, electronic waste, ferrous…
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