GRS Projects - New Hampshire

This page summarizes active and completed GRS Development and Testing projects in New Hampshire 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 2 Merrimack River GRS

Completed Projects

2024 - 2025 Merrimack River GRS Validation/Testing

This project was completed in 2025. Tactics from the GRS listed below were deployed and tested. Each GRS was updated based on the results of testing.

MR-NH-01A Nashua

MR-NH-02 Pennichuck

2024 - 2025 Connecticut River GRS Validation/Testing

This project was completed in 2025. Tactics from the GRS listed below were deployed and tested. Each GRS was updated based on the results of testing.

CR-NH-08A Charlestown-Springfield

2020 - 2021 Connecticut River GRS Development Project

This project was completed in 2021. The 10 Geographic Response Strategies that were developed are listed below and available at the Regional Response Team 1 website located here.

CR-NH-01 North Stratford-Bloomfield

CR-NH-02 Johns River-Dalton-Lunenburg

CR-NH-03 Moore Reservoir-Littleton-Waterford

CR-NH-04 Barnet-Monroe

CR-NH-05 McIndoe Falls-Monroe

CR-NH-06 Woodsville-Wells River

CR-NH-07 White River Junction-Lebanon

CR-NH-08 Charlestown-Springfield

CR-NH-09 Bellows Falls-Walpole

CR-NH-10 Brattleboro-Cheshire County

2017 - 2018 Merrimack & Moose River GRS Validation/Testing

This project was completed in 2018. Tactics from the GRS listed below were deployed and tested. Each GRS was updated based on the results of testing.

MR-NH-06 Suncook Hooksett (Merrimack River)

MO-NH-01 Gorham Upper Village (Moose River)

2016 - 2017 Merrimack River GRS Development Project

This project was completed in 2017. The 10 Geographic Response Strategies that were developed are listed below and available at the Regional Response Team 1 website located here.

MR-NH-01 Nashua

MR-NH-02 Pennichuck

MR-NH-03 Merrimack/Souhegan

MR-NH-04 Manchester

MR-NH-05 South Hooksett

MR-NH-06 Suncook/Hooksett

2016 - 2017 Androscoggin & Moose River GRS Development Project

This project was completed in 2017. The 5 Geographic Response Strategies that were developed are listed below and available at the Regional Response Team 1 website located here.

Androscoggin River

AR-NH-01 Shelburne

AR-NH-02 Shelburne Dam

AR-NH-03 Gorham Lower Village

Moose River

MO-NH-01 Gorham Upper Village

MO-NH-02 Randolph

2015 - 2016 Exeter, Lamprey & Squamscott River GRS Development Project

This project was completed in 2016. The 5 Geographic Response Strategies that were developed are listed below and available at the Regional Response Team 1 website located here.

Exeter River

ER-NH-01 Linden St./Route 108

ER-NH-02 Exeter

Squamscott River

SQ-NH-01 Newfields

Lamprey River

LR-NH-01 Wadleigh Falls

LR-NH-02 Newmarket