GRS Projects - Maine

This page summarizes active and completed GRS Development and Testing projects in Maine and provides a link to all final GRS documents. Contact EPA Region 1 or Nuka Research via the information provided on the Home Page to obtain additional information on previously completed projects (e.g., meeting summaries and site selection matrices).

Active Projects

Test three (3) GRS for sections of Kennebec River

The Initial Planning Meeting (IPM) for the Kennebec River GRS Testing Project was held via Zoom on March 06, 2025, and a Middle Planning Meeting (MPM) was held on March 25, 2025. The Final Planning Meeting (FPM) is scheduled for May 13, 2025. During the MPM on March 25th, the project's Exercise Planning Team (EPT) selected two tactics from two Kennebec River GRS, and a new tactic in the town of Hinckley, Maine for testing. Testing is tentatively scheduled for July 14 - 18, 2025. Additional information on this project will be posted soon.

Completed Projects

2023 - 2024 Moosehead Lake Region GRS Development Project

This project was completed in 2024. The 10 Geographic Response Strategies that were developed are listed below and available at the Regional Response Team 1 website located here.

ML-ME-01 Greenville

ML-ME-02 Moose Bay

ML-ME-03 Kennebec River East Outlet

ML-ME-04 Indian Pond North

ML-ME-05 Indian Pond South/Harris Station Dam

ML-ME-06 Brassua Lake Dam

ML-ME-07 Misery Stream

ML-ME-08 Little Brassua Lake

ML-ME-09A Wood Pond North/Moose River

ML-ME-09B Wood Pond South

ML-ME-10 Passamaquoddy Trust Land/Moose River

2022 - 2023 Meduxnekeag River GRS Development Project

This project was completed in 2023. The 6 Geographic Response Strategies that were developed are listed below and available at the Regional Response Team 1 website located here.

MX-ME-01 Houlton West

MX-ME-02 Houlton Riverfront

MX-ME-03 Houlton WWTP

MX-ME-04 Maliseet Tribal Nation South

MX-ME-05 Maliseet Tribal Nation Lowery Rd Bridge

MX-ME-06 Littleton Framingham Rd Bridge

2019 - 2020 Penobscot River GRS Testing Project

This project was completed in 2021. Select tactics included in the below listed GRS were deployed and tested and the GRS was updated based on the results of this testing

PR-ME-04 Milford/Indian Island

2015 - 2016 Kennebec, Penobscot & Sebasticook River GRS Development Project

This project was completed in 2016. The 10 Geographic Response Strategies that were developed are listed below and available at the Regional Response Team 1 website located here.

Kennebec River

KR-ME-01 Skowhegan

KR-ME-02 Waterville

KR-ME-03 Hallowell

Sebasticook River

SB-ME-01 Pittsfield

SB-ME-02 Benton

Penobscot River

PR-ME-01 Brown Islands

PR-ME-02 Mattanawcook/Chokecherry Islands

PR-ME-03 Howland/Stanford Dam

PR-ME-04 Milford/Indian Island

PR-ME-05 Brewer