Fore River Generating Station
Natural gas power plant in Norfolk County, Massachusetts. 872.2 MW of nameplate capacity across 3 generators, operated by Calpine Fore River Energy Center, LLC.
Also known as Fore River Energy Center · EIA plant 55317
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Key facts
- Capacity
- 872.2 MWNameplate
- Generators
- 3 operatingEIA-860M, August 2026
- Operating since
- August 2003First generator online
- Operator
- Calpine Fore River Energy Center, LLCEIA operator ID 59368
- Grid
- ISO-NEBalancing authority ISNE
- Price nodes
- 2 ISONE nodesResource nodes with prices
- Location
- Norfolk County, MA42.2422, −70.9661
- EIA plant ID
- 55317EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Fore River produces
Free · EIA-923Net generation, 2025
3.11 TWh
3,105,507 MWh, final
Capacity factor, 2025
40.6%
2024: 42.5%
January to July 2026
1.10 TWh
Provisional
Range, 2015 to 2025
2.2–4.4
TWh a year. Low 2023, high 2019
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | Not reported | Not reported | 0 of 12 |
| 2002 | 0 | Not reported | 12 of 12 |
| 2003 | 1,841,883 | Not reported | 11 of 12 |
| 2004 | 56,979 | Not reported | 2 of 12 |
| 2005 | 1,713,511 | Not reported | 12 of 12 |
| 2006 | 16,642 | Not reported | 1 of 12 |
| 2007 | 3,463,358 | Not reported | 12 of 12 |
| 2008 | 1,281,677 | Not reported | 6 of 12 |
| 2009 | 3,174,807 | Not reported | 12 of 12 |
| 2010 | 4,247,152 | 55.6% | 12 of 12 |
| 2011 | 4,781,876 | 62.6% | 12 of 12 |
| 2012 | 4,048,023 | 52.8% | 12 of 12 |
| 2013 | 3,818,128 | 50.0% | 12 of 12 |
| 2014 | 3,901,990 | 51.1% | 12 of 12 |
| 2015 | 3,801,336 | 49.8% | 12 of 12 |
| 2016 | 3,840,719 | 50.1% | 12 of 12 |
| 2017 | 4,367,563 | 57.2% | 12 of 12 |
| 2018 | 3,258,005 | 42.6% | 12 of 12 |
| 2019 | 4,403,184 | 57.6% | 12 of 12 |
| 2020 | 3,324,323 | 43.4% | 12 of 12 |
| 2021 | 3,511,912 | 46.0% | 12 of 12 |
| 2022 | 3,396,181 | 44.4% | 12 of 12 |
| 2023 | 2,207,168 | 28.9% | 12 of 12 |
| 2024 | 3,259,538 | 42.5% | 12 of 12 |
| 2025 | 3,105,507 | 40.6% | 12 of 12 |
| 2026 (provisional, partial year) | 1,104,606 | 24.9% | 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 · ISONEEmissions
Free · EPA CAMPDCO₂, 2025
1.38M
US short tons. 2024: 1.44M
SO₂, 2025
7
US short tons
NOx, 2025
89
US short tons
CO₂ per MWh, calculated
0.44 t
About 888 lb per MWh
2 of 2 EPA units reported CO₂ in 2025 (11, 12), matched to EIA plant 55317 through the EPA–EIA crosswalk. The per-MWh rate is EPA CO₂ divided by EIA-923 net generation. The two reporting boundaries can differ.
Water use
Free · EIA-923 cooling, USGSWithdrawal, 2024
Not reported
million gallons as reported; not used, see note
Consumption, 2024
Not reported
million gallons
Source
Not reported
Dry cooling
Watershed stress
Very low/none · 0.135
USGS SUI, HUC12 Monatiquot River
0 of 12 cooling months report withdrawal. Dry cooling with no reported withdrawal; not tested. Consumption is below 5% of a large reported withdrawal, so the withdrawal is not used. Blank volumes are unreported, not zero.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| GT11 | Natural Gas Fired Combined Cycle | 278.6 | August 2003 |
| GT12 | Natural Gas Fired Combined Cycle | 278.6 | August 2003 |
| ST15 | Natural Gas Fired Combined Cycle | 315.0 | August 2003 |
Ownership and offtake
ProOwnership and offtake are part of Pro
Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists Calpine Fore River Energy Center, LLC as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
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 Fore River
How much power does Fore River Generating Station produce?
Fore River Generating Station reported 3,105,507 MWh (3.11 TWh) of net generation in 2025, a 40.6% capacity factor on 872.2 MW of nameplate capacity. From January to July 2026 it reported 1.10 TWh, which is provisional.
Where is Fore River Generating Station?
Fore River Generating Station is in Norfolk County, Massachusetts, at 42.2422, −70.9661. It is in the ISO New England Inc. balancing area (ISNE).
Who operates Fore River Generating Station?
EIA-860M for August 2026 lists Calpine Fore River Energy Center, LLC as the operator (EIA operator ID 59368). The operator is not always the owner.
When did Fore River Generating Station start operating?
Its first generator began operating in August 2003, according to EIA-860M.
Does InfraMap have power prices for Fore River Generating Station?
Yes. InfraMap has ISONE day-ahead and real-time prices at 2 price nodes linked to Fore River Generating Station, with the hub price and node-to-hub basis. Prices are free with an InfraMap account; pricing node names are part of InfraMap Pro.
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)
- EPA CAMPD annual emissions through the EPA–EIA crosswalk, 1995 to 2025
- ISONE day-ahead and real-time prices; node and hub assignments as of 2026-10-05
- EIA-923 cooling water 2024 and the USGS surface water supply and use index, Water years 2010-2020 (Oct 2009 to Sep 2020), mean of monthly values
- Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page