Stevens Mills Dam

💧 HydroelectricIPP Non-CHP1 MW capacity

49th largest plant in New Hampshire · 11132nd nationally

Stevens Mills Dam is a hydroelectric power plant in New Hampshire with a nameplate capacity of 1.9 MW. It generates roughly 9.8k MWh per year — enough to power about 932 average U.S. homes.

Its capacity factor of 59% puts it in the middle range — running steadily but not full-time.

PeakingMid-meritBaseload0%40%80%100%59%
Mid-merit — steady but not full-time
Capacity2 MWnameplate
Annual Generation9.8k MWhEPA eGRID
Capacity Factor59%of theoretical max
Annual CO₂metric tons

Location

Plant NameStevens Mills Dam
OperatorEagle Creek Renewable Energy, Llc
CityFranklin
CountyMerrimack County
StateNew Hampshire
ZIP03235
Coordinates43.44611, -71.64465

This plant highlighted in navy-ringed pin; other generators within 25 miles shown as fuel-colored dots.

CoalOilHydroelectricWindBiomass

Generators (3)

IDTechnologyFuelCapacityStatusOnline
3GConventional HydroelectricWater1.7 MWOperating1985
1GConventional HydroelectricWater0.2 MWOperating1985
2Conventional HydroelectricWater0.2 MWRetired1982

Ownership

OwnerLocationShare
Franklin Power, LlcBethesda, MD10000.0%

Ownership reported to EIA Form 860. Percentages reflect reported generator-level ownership share, averaged when a plant has multiple generators.

Grid context

NERC RegionNPCC
Balancing AuthorityIso New England Inc.

About Hydroelectric plants

Hydroelectric plants spin turbines using falling or flowing water — typically from a dam-impounded reservoir. They are dispatchable, long-lived, and emission-free at the point of generation, though large reservoirs can disrupt rivers and ecosystems and methane can be released from flooded vegetation.

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