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Preliminary 2025 facility recordOperating

Bow, NH · EIA plant 2364

Merrimack

Merrimack is a coal power facility in Bow, NH, with 496 MW of operating capacity.

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Operating capacity496 MW4 operating generators
Proposed capacity0 MW0 proposed generators
UtilityGranite Shore PowerEIA-reported operator
Balancing authorityISNEISO New England Inc.

Capacity profile

Fuel and technology

Nameplate capacity
Operating
Coal459 MW
Oil & gas37 MW
ProposedNo proposed capacity reported
Reported technologiesConventional Steam CoalPetroleum Liquids

Nearby in NH

Related facilities

NH · 1.0 miChina Mill Hydro2 MW →NH · 1.1 miPembroke Hydro3 MW →NH · 2.6 miGarvins Falls12 MW →NH · 2.7 miHooksett2 MW →

Source quality

Preliminary facility data

This page uses the EIA-860 2025 Early Release. EIA identifies the release as preliminary, so it should not be used for official state or national aggregation. Capacity is nameplate capacity, not real-time output or annual generation.

Read methodologyEIA-860 source