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 authority of the Safe Drinking Water Act through the National Drinking Water Program. To view the report and data compiled for calendar year 2023, please click the links below:

UPDATED AS OF JULY 18, 2024: Requirements for Septic Systems

Please be advised that the Toilet Facilities and Sewage Disposal Chapter codified in 10 GCA Chapter 48 has been amended through the enactment of Guam Public Law 37-105.

On July 18, 2024, Bill 175-37(COR) as substituted and amended on the floor was signed into law as Guam Public Law 37-105 and is effective upon enactment. As a result of this enactment, certain conditional environmental clearances issued by the Guam Environmental Protection Agency for building permits issued by the Department of Public Works have changed and will now be performed in accordance to this new law and its amended provisions.

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OLD Lot Requirements for Septic Tanks & Leaching Fields FAQs

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In Guam, the use of onsite wastewater disposal systems commonly referred to as ”septic systems,” is regulated through a number of laws and regulations. These laws and regulations cover specific requirements for the permitting, design and construction of septic systems in Guam. Guam EPA has developed this FAQ to help you understand the application of various requirements to the design, permitting, and construction of a septic system for a single family dwelling.

Guam 2023 Annual State Public Water System Compliance Report Now Available