Natural gasOperatingISO-NE

Gillette SBMC

Natural gas power plant in Suffolk County, Massachusetts. 12.2 MW of nameplate capacity across 2 generators, operated by The Gillette Company.

Also known as EIA plant 54225

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Boston Medical Center CHP PlantM Street JetKendall Square StationUMass BostonCoreSite - SomervilleGillette SBMC2 km
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6 plants within 4.2 km, from EIA coordinates.

Key facts

Capacity
12.2 MWNameplate
Generators
2 operatingEIA-860M, August 2026
Operating since
February 1971First generator online
Operator
The Gillette CompanyEIA operator ID 7209
Grid
ISO-NEBalancing authority ISNE
Price nodes
None linkedNo verified ISO node
Location
Suffolk County, MA42.3436, −71.0559
EIA plant ID
54225EIA plant page

Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.

How much power Gillette SBMC produces

Free · EIA-923

Net generation, 2025

54.8 GWh

54,803 MWh, final

Capacity factor, 2025

44.1%

2024: 48.4%

January to July 2026

34.6 GWh

Provisional

Range, 2015 to 2025

54.8–73.7

GWh a year. Low 2025, high 2015

Annual net generation, GWhCapacity factor below each year
Annual net generation from EIA-923
YearNet generation, MWhCapacity factorMonths reported
2000Not reportedNot reported0 of 12
200147,565Not reported12 of 12
200253,466Not reported11 of 12
200325,000Not reported12 of 12
200454,369Not reported12 of 12
200550,088Not reported12 of 12
200654,663Not reported12 of 12
200759,063Not reported12 of 12
200851,906Not reported12 of 12
200934,351Not reported12 of 12
201027,32722.1%12 of 12
2011Not reportedNot reported0 of 12
201274,23459.5%12 of 12
201372,45958.3%12 of 12
2014Not reportedNot reported0 of 12
201573,655Not reported12 of 12
201668,56655.0%12 of 12
201770,21456.4%12 of 12
201869,30355.7%12 of 12
201966,90653.8%12 of 12
202068,82155.2%12 of 12
202170,32456.5%12 of 12
202269,46855.8%12 of 12
202362,75850.5%12 of 12
202460,40748.4%12 of 12
202554,80344.1%12 of 12
2026 (provisional, partial year)34,60847.9%7 of 7

* 2026 covers January to July and is provisional. Capacity factor is net generation divided by nameplate capacity times the hours of each reported month.

Power prices and basis

Free account

No verified ISO price node is linked to this plant, or its price history could not load.

Emissions

Free · EPA CAMPD

No EPA emissions units are linked to this plant.

Water use

Free · EIA-923 cooling, USGS

No EIA cooling-water record for this plant in 2024.

Generators

Free · EIA-860M
GeneratorTechnologyNameplate MWOnline since
CTG3Natural Gas Fired Combustion Turbine7.2July 2011
TG2Natural Gas Steam Turbine5.0February 1971

Ownership and offtake

Pro
Pro

Ownership and offtake are part of Pro

Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists The Gillette Company as the operator, which is not always the owner.

Modeled data

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Pro adds modeled values for this plant. Everything above stays free.

Modeled

Generation potential vs reported

Monthly potential at seasonal net capability, next to EIA-923 output. Shows how much of the plant's capability was used.

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Questions about Gillette SBMC

How much power does Gillette SBMC produce?

Gillette SBMC reported 54,803 MWh (54.8 GWh) of net generation in 2025, a 44.1% capacity factor on 12.2 MW of nameplate capacity. From January to July 2026 it reported 34.6 GWh, which is provisional.

Where is Gillette SBMC?

Gillette SBMC is in Suffolk County, Massachusetts, at 42.3436, −71.0559. It is in the ISO New England Inc. balancing area (ISNE).

Who operates Gillette SBMC?

EIA-860M for August 2026 lists The Gillette Company as the operator (EIA operator ID 7209). The operator is not always the owner.

When did Gillette SBMC start operating?

Its first generator began operating in February 1971, according to EIA-860M.

Sources

  • EIA-860 2025 (final) and EIA-860M August 2026: plant, generators, capacity, operator and location
  • EIA-923 monthly net generation, 2000 to July 2026 (2026 provisional)

Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page