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116 MW Natural Gas operating in Norfolk, MA — ISO New England Inc.
116 MW
Nameplate Capacity
2
Generators
units
Natural Gas Fired Combustion Turbine
Technology
2009
Operating Since
Coordinates
42.2350, -70.9672
County
Norfolk, MA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Town of Braintree - (MA) | — | — |
| Owner(s) | Town of Braintree - (MA) | — | — |
| Status | Operating | — | — |
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
ISO/RTO
ISO-NE
Market
ISO/RTO Member
NERC Region
NPCC — Northeast Power Coordinating Council
Balancing Authority
3.7K MWh
Latest Month
23.3K MWh
Annual Generation
2.3%
Capacity Factor
CO₂ Intensity
1242 lb/MWh
NOx
0.146 lb/MWh
SO₂
2013
$965/kW
Est. Construction Cost
Total estimated cost: $112.0M
Point 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
Last updated 2026-03-14
View all articlesISO New England Inc. (ISNE)
Grid Voltage
115.0 kV
Regulatory Status
RE — Regulated
Entity Type
Municipal
Sector
Electric Utility
0.004 lb/MWh
CH₄
0.028 lb/MWh
N₂O
0.004 lb/MWh
Capacity Factor
1.7%
Annual Net Gen
32 GWh
CO₂eq
1243 lb/MWh
Subregion
NPCC New England