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42.6 MW Distillate Oil operating in Norfolk, MA
42.6 MW
Nameplate Capacity
3
Generators
units
Petroleum Liquids
Technology
1969
Operating Since
Coordinates
42.2673, -71.3983
County
Norfolk, MA
Nearby Plants
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| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Constellation Power, Inc | Constellation Power | — |
| Owner(s) | Constellation Power, Inc | Constellation Energy | — |
| Status | Operating | — | — |
Exelon Framingham LLC is a 42.6 MW oil-fired power plant located in Norfolk County, Massachusetts. The plant began operating in 1969 and consists of 3 generators utilizing petroleum liquids as fuel. It is owned by Constellation Energy and operated by Constellation Power, Inc. 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 with available data, Exelon Framingham generated 273 MWh of electricity, resulting in a capacity factor of 0.1%. The plant is ranked 5th out of 17 similar plants in Massachusetts and 114th out of 886 nationally, based on capacity.
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
ISO New England Inc. (ISNE)
Grid Voltage
13.8 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Monthly net generation as reported to EIA-923 — useful for historical context. Confidence varies sharply by fuel type; the band above and the “About this data” button explain the caveats specific to this plant and how InfraSure’s in-house model handles them.
105 MWh
Latest Month
273 MWh
Annual Generation
0.1%
Capacity Factor
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CO₂ Intensity
0 lb/MWh
Low-utilization plant — per-MWh rate is dominated by startup/standby emissions; not directly comparable to baseload averages.
NOx
21 lb/MWh
SO₂
0.000 lb/MWh
CH₄
0.122 lb/MWh
N₂O
0.024 lb/MWh
Capacity Factor
0.2%
Annual Net Gen
1 GWh
CO₂eq
10 lb/MWh
Subregion
NPCC New England
2013
$765/kW
Est. Construction Cost
Total estimated cost: $32.6M
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Point of Interconnection
Nearest Substation
Framingham Substation · 230 kV
Substation Distance
< 10 km
Operator
Eversource
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ISO-NE
LMP Node
UN.FRAMNGHM13.8FMJ1
Pricing Hub
.H.INTERNAL_HUB
Location Type
NETWORK NODE
Node Source
EIA-860 direct report
1 buyer • 19 active contracts
Last updated 2026-04-09
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