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Fore River Generating Station — Power plant · Gas, combined cycle · Calpine Fore River Energy Center, LLCEnergizar BESS — Filed · Storage · MA · 250 MW · 11.0 mi awayTown of Sharon Portfolio -Mt St Landfill — Under construction · Solar + storage · MA · 10.7 MW · 13.8 mi away
  • Combustion
  • Wind & solar
  • Storage
  • In development
  • Under construction
  • Operating
  • 10 · 100 · 1,000 MW

Fore River Generating Station

Power plant · Gas, combined cycle

Key facts

Power plant · Gas, combined cycleran 41% of 2025 Operating
Capacity
Capacity: sourceEIA-860M · Open licenseMW
Commissioned
2003
Net generation, 2025
3,105,507 MWh
Grid
115 kV to NSTAR Electric Company (ISNE)
Location
Norfolk County, Massachusetts

Output

Net generation MWh by year, 2002 to 2026
Fuel burned MMBtu by year, 2002 to 2026
  • Gas
  • Oil

Operations detail

Details

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Technology
Gas, combined cycle source: “Natural Gas Fired Combined Cycle”
Age
23 years since 2003
Unused energy
4,535 GWh 2025Unused energyA lead, not a guarantee: MW × hours × (1 − capacity factor) for the latest year (EIA-923), gas, coal and oil plants only. Air-permit run-hour caps, heat rate (cost to run) and capacity-market or reliability obligations can rule it out.
Heat rate
7,422 Btu/kWh 2025
All 8 attributes from EIA-860M Preliminary Monthly Electric Generator Inventory
Attributes
AttributeValue
Gem
Parents
Name
Constellation Energy Corp
Share pct
100
Gem entity id
E100001000208
Unit ids
G100000401880
Location id
L100000401766
Eia plant ids
55317
Grid
Nerc region
NPCC
Report year
2025
Grid voltage kv
115
Transmission owner
NSTAR Electric Company
Balancing authority code
ISNE
Balancing authority name
ISO New England Inc.
EPA greenhouse gas reporting (GHGRP)
EPA FRS ID
110024352289
Subparts reported
C, D
NAICS code
221112
Subpart PP (CO2 supply)
No
Subpart RR (geologic sequestration)
No
Subpart UU (CO2 injection)
No
Reporting year
2023
GHGRP facility ID
1001410
Fuel burned (MMBtu), 202523,049,149
Capacity factor, 20250.406
Heat rate (Btu/kWh), 20257,422
Net generation (MWh), 20253,105,507.0
Balancing authority codeISNE

Ownership

2 companies2
Companies with an ownership or operating interest in this asset.
CompanyRoleShareAs ofSource
Calpine Fore River Energy Center, LLC Operator EIA-860M
CPN MANAGEMENT LP Owner 100.0% Dec 31, 2023 EPA GHGRP

Timeline

  • In service · EIA-860M

Sources

5 sources

Sources EIA-860M · GEM · EIA · EIA-860M Preliminary Monthly Electric Generator Inventory · EPA Greenhouse Gas Reporting Program — facility register with parent-company shares (Envirofacts pub_dim_facility; FLIGHT)

Sources

Every source and license · Attribution

View at source

Around this plant

Nearby

within 15 mi
Projects within 15 mi, nearest first.
ProjectKindAwayMW
Energizar BESS Filed Storage 11.0 mi 250
Town of Sharon Portfolio -Mt St Landfill Under construction Solar + storage 13.8 mi 10.7

Sources EIA-860M

Sources

  • EIA-860MOpen license · retrieved Nov 4, 2026

Attribution