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FOR IMMEDIATE RELEASE
MEMORANDUM
RE: SECOND NOTICE of Joint Oversight Hearing on Friday, October 24, 2025
The Committee on Transportation, Tourism, Customs, Utilities and Federal & Foreign Affairs will convene a Joint Oversight Hearing on Friday, October 24, 2025 beginning at 9:00 AM at the Public Hearing Room in the Guam Congress Building. The agenda is as follows:
I. Call to Order
II. Opening Remarks
III. Introduction of Purpose
Brief overview of the hearing objectives and scope:
● Discussion of Dieldrin contamination in Guam’s water supply
● Assessment of interagency coordination and response
● Review of public health, environmental, and infrastructure implications
IV. Testimonies and Presentations
● Guam Waterworks Authority (GWA)| Mr. Miguel C. Bordallo, P.E., General Manager (or designee) Presentation on Dieldrin detection data, source identification, and remediation efforts
● Guam Environmental Protection Agency (GEPA) | Ms. Michelle C. R. Lastimoza, Administrator (or designee) | Overview of environmental monitoring, regulatory compliance, and interagency coordination
● Guam Department of Public Health and Social Services (DPHSS) | Ms. Theresa C. Arriola, Director (or designee) | Public health risk assessments, community advisories, and response measures
V. Committee Questions and Discussion
● Joint panel questioning by Senators
● Additional questions from attending members of the Legislature
VI. Public Testimony
● Testimony from members of the community, advocacy groups and stakeholders
VII. Closing Statements
VIII. Adjournment
If you would like to participate in the Joint Oversight Hearing listed above or submit written testimony, please contact the Office of Senator Jesse A. Lujan for further assistance via email at senator.lujan@guamlegislature.
In compliance with Title II of the Americans with Disabilities Act (ADA), all government activities, programs, and services are accessible to individuals with disabilities. If you or anyone you know requires assistance or special accommodations to participate in the public hearing, please contact the Office of Senator Jesse A. Lujan at the contact information provided above.
This ad was paid with funds by the Committee on Transportation, Tourism, Customs, Utilities and Federal & Foreign Affairs.
October 22, 2025
MEMORANDUM
To: All Senators, Stakeholders, Media
From: Senator Jesse A. Lujan
Chairman, Committee on Transportation, Tourism, Customs, Utilities, and Federal & Foreign Affairs
Senator V. Anthony Ada
Chairman, Committee on Land, Environment, Housing, Agriculture, Parks and Infrastructure
Senator Sabrina Salas Mantanane
Chairwoman, Committee on Health & Veterans Affairs
From: Senator Jesse A. Lujan
Chairman, Committee on Transportation, Tourism, Customs, Utilities, and Federal & Foreign Affairs
Senator V. Anthony Ada
Chairman, Committee on Land, Environment, Housing, Agriculture, Parks and Infrastructure
Senator Sabrina Salas Mantanane
Chairwoman, Committee on Health & Veterans Affairs
RE: SECOND NOTICE of Joint Oversight Hearing on Friday, October 24, 2025
The Committee on Transportation, Tourism, Customs, Utilities and Federal & Foreign Affairs will convene a Joint Oversight Hearing on Friday, October 24, 2025 beginning at 9:00 AM at the Public Hearing Room in the Guam Congress Building. The agenda is as follows:
I. Call to Order
II. Opening Remarks
III. Introduction of Purpose
Brief overview of the hearing objectives and scope:
● Discussion of Dieldrin contamination in Guam’s water supply
● Assessment of interagency coordination and response
● Review of public health, environmental, and infrastructure implications
IV. Testimonies and Presentations
● Guam Waterworks Authority (GWA)| Mr. Miguel C. Bordallo, P.E., General Manager (or designee) Presentation on Dieldrin detection data, source identification, and remediation efforts
● Guam Environmental Protection Agency (GEPA) | Ms. Michelle C. R. Lastimoza, Administrator (or designee) | Overview of environmental monitoring, regulatory compliance, and interagency coordination
● Guam Department of Public Health and Social Services (DPHSS) | Ms. Theresa C. Arriola, Director (or designee) | Public health risk assessments, community advisories, and response measures
V. Committee Questions and Discussion
● Joint panel questioning by Senators
● Additional questions from attending members of the Legislature
VI. Public Testimony
● Testimony from members of the community, advocacy groups and stakeholders
VII. Closing Statements
VIII. Adjournment
If you would like to participate in the Joint Oversight Hearing listed above or submit written testimony, please contact the Office of Senator Jesse A. Lujan for further assistance via email at senator.lujan@guamlegislature.
In compliance with Title II of the Americans with Disabilities Act (ADA), all government activities, programs, and services are accessible to individuals with disabilities. If you or anyone you know requires assistance or special accommodations to participate in the public hearing, please contact the Office of Senator Jesse A. Lujan at the contact information provided above.
The Public Hearing will be broadcast LIVE on local television (GTA Channel 21, Docomo Channel 117) and streamed online through I Liheslaturan Guåhan’s YouTube Channel (@guamlegislaturemedia).
This ad was paid with funds by the Committee on Transportation, Tourism, Customs, Utilities and Federal & Foreign Affairs.
