Potter Station 2 — Plant Summary
- EIA Plant ID
- 1660
- Capacity
- 116 MW
- Primary Fuel
- Natural Gas
- Technology
- Natural Gas Fired Combustion Turbine
- Status
- Operating
- Location
- Norfolk, MA
- Operating Since
- 2009
- Generators
- 2
- Operator
- Town of Braintree - (MA)
- Parent Company
- —
- Annual Generation
- 23,330.02 MWh
- Capacity Factor
- 2.3%
- Balancing Authority
- ISO New England Inc.
- ISO/RTO
- ISONE
- NERC Region
- NPCC
Potter Station 2
OperatingNatural Gas
Ranked #15 of 40 Natural Gas plants in MA#902 of 2009 nationally
116 MW Natural Gas operating in Norfolk, MA — ISO New England Inc.
EIAWD
116 MW
Nameplate Capacity
2
Generators
units
Natural Gas Fired Combustion Turbine
Technology
2009
Operating Since
Location
Coordinates
42.2350, -70.9672
County
Norfolk, MA
Nearby Plants
- Fore River Generating StationNatural Gas872.2 MW · 0.8 km
- Braintree Landfill SolarSolar1 MW · 4.0 km
- Station 9 Energy Storage SystemBESS2 MW · 5.3 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Town of Braintree - (MA) | — | — |
| Owner(s) | Town of Braintree - (MA) | — | — |
| Status | Operating | — | — |
Ownership Chain
No GEM tracker match for this plant — ownership chain unavailable.
About
Potter Station 2 is a natural gas-fired power plant located in Norfolk County, Massachusetts. The plant has a total capacity of 116 MW across two natural gas-fired combustion turbine generators. It began operating in 2009 and is owned and operated by the Town of Braintree, Massachusetts. The plant operates within the ISO New England Inc. balancing authority and the Northeast Power Coordinating Council (NPCC) NERC region.
In the most recent year of data, Potter Station 2 generated 23,330 MWh of electricity, resulting in a capacity factor of 2.3%. The plant is ranked 15th out of 15 power plants in Massachusetts and 900th out of 945 plants nationally.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
NPCC
Balancing Authority
ISO New England Inc.
Grid Voltage
115 kV
Regulatory Status
RE
Entity Type
Municipal
Sector
Electric Utility
Interconnection Queue1 projectBeta
Thomas A. Watson Generating Station
OperationalGas108 MWISO-NE
Generation
3.7K MWh
Latest Month
23.3K MWh
Annual Generation
2.3%
Capacity Factor
Jan 2022 – Dec 2024
Financial Data
No financial data available for this plant.
Pricing & Market Data
HIGH confidencePoint of Interconnection
Nearest Substation
Potter/Watson Substation · 115 kV
Substation Distance
< 10 km
Operator
Town of Braintree Light Department
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ISO-NE
LMP Node
15484
Pricing Hub
.H.INTERNAL_HUB
Node Source
EIA-860 direct report
News & Articles (4)Beta
General
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Last updated 2026-03-26
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