What is a CSO (Combined Sewer Overflow)?
Where does the Merrimack River start and end?
See how a drop of water moves from Franklin, NH to the Gulf of Maine in this digital visualization from River Runner API.
Updates on the Merrimack River Watershed
February 2024: NHPR- Along the Merrimack River, a No. 1 year... for No. 2
Press Release: Forest Society protects an additional 74 acres as part of Stillhouse Forest, including 1,200 feet of undeveloped frontage along the Merrimack River
Lowell Sun: Congresswoman Lori Trahan, "The Merrimack is a Treasure Worth Protecting"
Concord Monitor: Construction Begins for the Merrimack River Greenway Trail
Newburyport News: Water Tests Track Flow of Sewage into Merrimack River
Merrimack Valley News: The Course of the Merrimack
The Merrimack: River at Risk film in the news
Eagle Tribune & Newburyport News: Film explores Merrimack River history, conservation efforts
New Hampshire Union Leader: PBS Spotlights Merrimack River
Nashua Telegraph: Documentary to air in July on Merrimack River
Tewksbury Town Crier: New Documentary, 'The River at Risk'