Exelon Framingham LLC
Norfolk County, Massachusetts · EIA plant ID 1586 · Operator: Exelon Power
Nameplate43MWSummer 31 MW
Generators3in service
Net generation1GWh12 mo to Dec 2025
Capacity factor0%gas/coal/oil units, summer MW
Heat rate18,551Btu/kWhfossil units, electric fuel, HHV
First online1969Runs as rarely runs
Monthly net generation
EIA-923, all units at the plant. Net of station use; storage can go negative.
FinalPreliminary
Capacity factor by year
Net MWh ÷ (summer MW × hours), gas/coal/oil units. Each year uses that year's EIA-860 ratings; the hollow dot is the latest 12 months.
Heat rate by year
Electric fuel MMBtu × 1000 ÷ net MWh (Btu/kWh, HHV), fossil units only; CT + CA counted as one combined-cycle block.
Annual data table
| Year | Net GWh | Capacity factor | Heat rate (Btu/kWh) |
|---|---|---|---|
| 2001 | 0.7 | 0.2% | 17,967 |
| 2002 | 2.7 | 1.1% | 17,999 |
| 2003 | 1.2 | 0.5% | 16,746 |
| 2005 | 1 | 0.4% | 17,812 |
| 2006 | 0.8 | 0.3% | — |
| 2007 | 0.3 | 0.1% | 18,336 |
| 2008 | 0.5 | 0.2% | 15,171 |
| 2009 | 0.5 | 0.2% | 20,153 |
| 2010 | 0.5 | 0.2% | 19,810 |
| 2011 | 0.7 | 0.3% | 20,184 |
| 2012 | 0.3 | 0.1% | 20,505 |
| 2013 | 0.9 | 0.3% | 19,476 |
| 2014 | 2.8 | 1.0% | 15,444 |
| 2015 | 1.2 | 0.4% | 19,339 |
| 2016 | 0.8 | 0.3% | 18,496 |
| 2017 | 1 | 0.4% | 18,100 |
| 2018 | 0.5 | 0.2% | 20,494 |
| 2019 | 0.4 | 0.1% | 13,600 |
| 2020 | 0.7 | 0.3% | 18,777 |
| 2021 | 0.6 | 0.2% | 19,581 |
| 2022 | 0.9 | 0.3% | 19,377 |
| 2023 | 0.8 | 0.3% | 18,403 |
| 2024 | 0.3 | 0.1% | 19,498 |
| 2025 | 1.2 | 0.4% | 18,551 |
Generators
EIA-860 (annual) with EIA-860M updates through Sep 2026. EIA-923 reports generation by plant, prime mover and fuel, not by unit, so unit-level output isn't shown.
| Gen ID | Technology | Prime mover | Nameplate MW | Summer MW | Online | Status | Planned retirement | OEM / model |
|---|---|---|---|---|---|---|---|---|
| GT1 | Petroleum Liquids | GT | 14.2 | 10.1 | Mar 1970 | Operating | — | coming soon |
| GT2 | Petroleum Liquids | GT | 14.2 | 9.2 | Sep 1969 | Operating | — | coming soon |
| GT3 | Petroleum Liquids | GT | 14.2 | 11.3 | Sep 1969 | Operating | — | coming soon |
Owner / operator
Operator: Exelon Power. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Exelon Power | 100.0% | 43 MW |
Nearby plants
Within 80 km.
| Centaurus Solar - MA | 2 MW | 2.8 km |
| DDR Shoppers World | 1 MW | 3.7 km |
| Natick Mall | 3 MW | 3.9 km |
| Framingham State University Plant | 3 MW | 4.6 km |
| Framingham BESS | — | 5.2 km |
| Holliston LLC | 2 MW | 6.3 km |