Merrimack River.
river in New Hampshire and Massachusetts, United States
- Reports this week
- 3
- Active events
- 2
- Connections
- 32
What's happening
Active this week
Earlier this month
One to three months ago
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Downtown district near the Merrimack River in Windham is proposed for development.Some support1 report
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Merrimack River fishing activity has increased considerably.Some support1 report
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The drinking water source for Tewksbury draws from the Merrimack River, requiring reports to the MA DEP due to the watershed extending through New Hampshire and Massachusetts.Some support1 report
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Sewer main breaks and overflows in Haverhill sent untreated wastewater into the Merrimack River, affecting local beaches.Well supported31 reports1 development inside
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Sewage contamination in the Merrimack River affects clamming flats, leading to closures and options exploration for affected clammers.Some support1 report
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A sewage spill into the Merrimack River is threatening the economy of Newburyport and Plum Island, which are in Massachusetts.Some support1 report1 development inside
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13 arrests were made for fisheries violations after the Massachusetts Environmental Police warned about sewage release in the Merrimack River.Some support1 report
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Canal refilling operations in Lowell rely on the flow of the Merrimack River.Some support8 reports
Gone quiet
No new reports in 90+ daysNo events began in the chosen period. Widen it, or reset.
Around Merrimack River this week
News at the entities that move Merrimack River most-
Nashua StructuralStabile Companies is based in Nashua, New Hampshire.Moves Merrimack River
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Manchester OperationalResidents in Manchester are facing high healthcare costs and regulatory barriers.Moves Merrimack River
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Tewksbury StructuralDue to resident concerns, the contract between Tewksbury and Flock Safety regarding the use of ALPR camera systems has been terminated.Moves Merrimack River
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Massachusetts StructuralAn unnamed entity (T) is considering Keolis for a new contract in Massachusetts, while also warning about economic operational risks and providing advisory on operational costs.Moves Merrimack River
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Groveland OperationalGroveland city council approved a Clean Water Facility Plan on September 1, 2026.Moves Merrimack River
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CDM Smith OperationalMichigan is considering replacing traditional fuel taxes with a Road User Charge and awarded a contract for a feasibility study.Moves Merrimack River
Connections
The 25 strongest of 32, analyzed from the reporting. The bars show how strongly a change on one side reaches the other.-
Haverhill Operational
Haverhill's sewer infrastructure failures cause untreated wastewater and sewage to discharge into the Merrimack River.
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North Shore Structural
The river's health and function are critical inputs determining the operational status of the geopolitical region, as evidenced by pollution leading to emergency closures.
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Nashua Structural
The city of Nashua maintains a functional relationship with the Merrimack River via the Veterans Memorial Bridge.
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Tewksbury Structural
Tewksbury draws drinking water from the Merrimack River, establishing a functional dependency between the community and the river ecosystem.
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Massachusetts Division of Marine Fisheries Structural
The agency oversees the river, managing its health and responding to issues like sewage contamination that cause closures.
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Lowell Structural
Lowell's canal refilling infrastructure relies functionally on the flow of the Merrimack River.
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Newburyport Operational
The Merrimack River's contamination and health issues directly impact local commerce and recreational activities in Newburyport.
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Manchester Operational
Manchester's activities, including chemical discharges, actively impact the Merrimack River, which also serves as a recreational corridor.
Show all 25 connections
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Plum Island Operational
The river's contamination is actively reaching and impacting the island's beaches.
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Massachusetts Structural
The Merrimack River is geographically located within Massachusetts and is subject to state monitoring and environmental regulation.
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Groveland Operational
Groveland utilizes a wastewater line that discharges sewage into the Merrimack River.
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New England Operational
The river's flow is observed to impact the water quality of beaches within the broader New England region.
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state Shared context
The State is planning development activities along the Merrimack River.
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Shell Mentioned together
The entities are linked through a single incident involving a spill that impacted operations in the river area.
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Windham Structural
A proposed development integrates the town's downtown district with the location of the Merrimack River.
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Gloucester Operational
The city of Gloucester operates in the context of the Merrimack River, whose health and environmental state impacts local resource use like clamming flats.
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Federal Energy Regulatory Commission Shared context
FERC's jurisdiction includes oversight of projects impacting the Merrimack River basin.
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CDM Smith Operational
A company is undertaking a tunnel project whose stated goal is to improve the water quality of the Merrimack River.
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Ipswich Shared context
The locations share a context where water quality issues affect local shell fishing.
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Yangtze Shared context
The two river systems are linked by the shared environmental risk of sewage main ruptures causing discharge into their respective basins.
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Newbury Shared context
The Merrimack River is a geographical feature whose presence affects activities such as shellfish harvesting and beaches in Newbury.
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North Shore Shared context
The Merrimack River is located within the North Shore region.
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Maura Healey Shared context
The Merrimack River is a local environmental feature within the region governed by Maura Healey.
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New Hampshire Shared context
The Merrimack River is a geographical feature located within the boundaries of New Hampshire.
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Queen City Shared context
A bridge carries infrastructure across the Merrimack River.
History
Events by the month they beganSeptember 2026
3 events- An accident has occurred in the Merrimack River, which flows through Manchester.
- FERC reviews filings regarding river basin projects affecting the Merrimack River, a major regional water source in New Hampshire.
- Lowell hosts its annual kinetic sculpture race, which includes crossings of the Merrimack River.
August 2026
3 eventsJuly 2026
4 events- The drinking water source for Tewksbury draws from the Merrimack River, requiring reports to the MA DEP due to the watershed extending through New Hampshire and Massachusetts.
- Sewage contamination in the Merrimack River affects clamming flats, leading to closures and options exploration for affected clammers.
- A sewage spill into the Merrimack River is threatening the economy of Newburyport and Plum Island, which are in Massachusetts.
- 13 arrests were made for fisheries violations after the Massachusetts Environmental Police warned about sewage release in the Merrimack River.
Show 1 earlier month
June 2026
3 events- Sewer main breaks and overflows in Haverhill sent untreated wastewater into the Merrimack River, affecting local beaches.
- Canal refilling operations in Lowell rely on the flow of the Merrimack River.
- Advocates are protesting the discharge of PFAS chemicals into the Merrimack River in New Hampshire due to current wastewater treatment practices.