2. United States
  3. New Hampshire
  4. Merrimack County, NH

Summary of Electricity Activity in Merrimack County, NH

Summary of Merrimack County, NH Generation

Merrimack County, NH is ranked #918 out of 2,159 U.S. counties nationwide and #4 out of 9 New Hampshire counties in terms of total annual net electricity generation.

Annual Generation 582.0 GWh
Annual Consumption 6.7 M MMBtu
Last UpdateOct 2025
Power Plants14
Companies on File8

Map of Top Producing Plants in Merrimack County, NH

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Overall National Rank

#918 /2,159 U.S. Counties

In Net Annual Generation

Overall State Rank

#4 /9 New Hampshire Counties

In Net Annual Generation

Overall Annual Net Geneneration

582.0 GWh

Total Annual Fuel Consumption

6.7 M MMBtu

Electric Companies in Merrimack County, NH

8

Merrimack County, NH
Power Plants

14

Annual Net Generation From bituminous coal power

362.3 GWh

National Rank in Terms of bituminous coal Net Electricity Generation

#62 /111 U.S. Counties

State Rank in Terms of bituminous coal Net Electricity Generation

#1 /1 New Hampshire Counties

Monthly Net Generation for Merrimack County, NH

Net Generation by Fuel Source

Net Generation by Fuel Source Breakdown

State RankNational RankGenerationFuel Consumption
All#4 / 9#918 / 2159582.01 GWh6.72 M MMBtu
Bituminous Coal#1 / 1#62 / 111362.30 GWh4.16 M MMBtu
Water#3 / 7#229 / 541124.85 GWh483.62 k MMBtu
NON-Biogenic Municipal Solid Waste#1 / 1#37 / 5051.47 GWh1.13 M MMBtu
Biogenic Municipal Solid Waste#1 / 1#37 / 5042.12 GWh924.81 k MMBtu
Jet Fuel#1 / 3#3 / 8995.00 MWh16.07 k MMBtu
Distillate Fuel Oil#5 / 5#431 / 731275.99 MWh3.19 k MMBtu

* Data is based on 12 months since Sep 2025.

Power Plants in Merrimack County, NH

PlantUtility NameGenerationConsumptionFuel Types
MerrimackGranite Shore Power363.6 GWh4.2 M MMBtu Bituminous Coal : 99.7%
Wheelabrator Concord FacilityWheelabrator Environmental Systems93.6 GWh2.1 M MMBtu Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0%
Garvins FallsCentral Rivers Power NH, LLC30.9 GWh122.7 k MMBtu Water
Eastman FallsCentral Rivers Power NH, LLC24.3 GWh95.0 k MMBtu Water
Rolfe Canal HydroBriar-Hydro Associates17.3 GWh69.3 k MMBtu Water
Penacook Lower FallsBriar-Hydro Associates16.6 GWh57.1 k MMBtu Water
Penacook Upper Falls HydroBriar-Hydro Associates11.6 GWh46.4 k MMBtu Water
Pembroke HydroEagle Creek Renewable Energy, LLC7.4 GWh28.6 k MMBtu Water
Stevens Mills DamEagle Creek Renewable Energy, LLC5.9 GWh23.0 k MMBtu Water
HooksettCentral Rivers Power NH, LLC5.3 GWh20.4 k MMBtu Water
China Mill HydroNew Hampshire Hydro Associates2.8 GWh10.5 k MMBtu Water
EHC West HopkintonGreen Mountain Power Corp2.7 GWh10.6 k MMBtu Water
Hopkinton EnergyRegenesis Corporation0.0 Wh0 MMBtu No Information Available
Stevens Mills Hydroelectric ProjectEagle Creek RE LLC0.0 Wh0 MMBtu No Information Available
* Data is based on the last 12 months since Oct 2025.
View All Plants in New Hampshire

Electricity Generation for Neighboring Counties

National RankCountyNet Generation# Power Plants
#1858Belknap County12.3 GWh2
#2106Carroll County484.0 MWh3
#706Grafton County1.0 TWh12
#1294Hillsborough County202.0 GWh11
#45Rockingham County15.1 TWh6
#1460Strafford County110.4 GWh6
#1478Sullivan County104.5 GWh6
#953Windham County527.8 GWh9
#1275Windsor County217.1 GWh10
#1214York County261.4 GWh22

* Net Generation data is based on the last 12 months since Oct 2025

Electricity Generation for Cities Located in Merrimack County, NH

State RankCityNet Generation# Power Plants
#9Concord, NH139.1 GWh4
#35Contoocook, NH2.7 GWh2
#21Franklin, NH30.2 GWh3
#30Hooksett, NH5.3 GWh1
#20New London, NH33.1 GWh2
#4Suncook, NH404.7 GWh4

* Net Generation data is based on the last 12 months since Oct 2025