Newington — Plant Summary
- EIA Plant ID
- 8002
- Capacity
- 414 MW
- Primary Fuel
- Natural Gas
- Technology
- Natural Gas Steam Turbine
- Status
- Operating
- Location
- Rockingham, NH
- Operating Since
- 1974
- Generators
- 1
- Operator
- Granite Shore Power
- Parent Company
- Atlas Holdings
- Annual Generation
- 132,077 MWh
- Capacity Factor
- 3.6%
- Balancing Authority
- ISO New England Inc.
- ISO/RTO
- ISONE
- NERC Region
- NPCC
Newington
OperatingNatural Gas
Ranked #3 of 4 Natural Gas plants in NH#538 of 2009 nationally
414 MW Natural Gas operating in Rockingham, NH — ISO New England Inc.
EIAWD
414 MW
Nameplate Capacity
1
Generators
unit
Natural Gas Steam Turbine
Technology
1974
Operating Since
Location
Coordinates
43.1000, -70.7908
County
Rockingham, NH
Nearby Plants
- SchillerBit. Coal171.2 MW · 0.6 km
- Newington Energy CenterNatural Gas605.5 MW · 1.3 km
- UNH 7.9 MW PlantLandfill Gas7.9 MW · 12.5 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Granite Shore Power | Granite Shore Power | — |
| Owner(s) | Granite Shore Power | Atlas Holdings | — |
| Status | Operating | — | — |
Ownership Chain
About
The Newington power plant, located in Rockingham County, New Hampshire, is a 414 MW natural gas-fired steam turbine facility. It began operating in 1974 and is owned by Atlas Holdings, with Granite Shore Power serving as the operator. The plant has a single generator. Newington operates within the ISO New England Inc. balancing authority and the NPCC NERC region. It is ranked as the 3rd largest power plant in New Hampshire, and 540th nationally out of 945 plants.
In the most recent year with available data, Newington generated 132,077 MWh of electricity, resulting in a capacity factor of 3.6%. Financial data indicates an installed cost of $363.08 per kW, according to FERC filings.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
NPCC
Balancing Authority
ISO New England Inc.
Grid Voltage
345 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Generation
47.2K MWh
Latest Month
132.1K MWh
Annual Generation
3.6%
Capacity Factor
Jan 2023 – Dec 2025
Financial DataBeta
Source: FERC Form 1HIGH
$366/kW
Installed Cost
$328.9/MWh
Operating Cost
Public Service Company of New Hampshire
Reporting Utility
Annual Capital & Operating Expenses
Cumulative Installed Cost
Per-Unit Cost Trends
Pricing & Market Data
HIGH confidenceMarket Position
ISO/RTO Market
ISO-NE
LMP Node
4002 Z_NewHampshire
Pricing Hub
.Z.NEWHAMPSHIRE
Node Source
EIA-860 direct report
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