Allegheny Energy Units 12 & 13
Franklin County, Pennsylvania · EIA plant ID 55654 · Operator: Chambersburg Energy, LLC
Nameplate88MWSummer 100 MW
Generators2in service
Net generation244GWh12 mo to Dec 2025
Capacity factor28%gas/coal/oil units, summer MW
Heat rate10,084Btu/kWhfossil units, electric fuel, HHV
First online2001Runs as intermediate
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 | 1.6 | 1.5% | 11,313 |
| 2002 | 92.9 | 12.0% | 9,673 |
| 2003 | 60.7 | 7.9% | 10,334 |
| 2004 | 115.2 | 14.9% | 10,222 |
| 2005 | 163.3 | 21.2% | 10,219 |
| 2006 | 110 | 14.3% | 10,286 |
| 2007 | 123.5 | 16.0% | 10,313 |
| 2008 | 98 | 12.7% | 10,397 |
| 2009 | 57 | 7.4% | 10,241 |
| 2010 | 101.5 | 13.2% | 10,133 |
| 2011 | 71.8 | 9.3% | 10,274 |
| 2012 | 47.5 | 6.1% | 10,449 |
| 2013 | 38.8 | 5.0% | 10,539 |
| 2014 | 76 | 9.9% | 10,344 |
| 2015 | 85.1 | 11.1% | 10,288 |
| 2016 | 190 | 24.6% | 9,930 |
| 2017 | 165.2 | 21.4% | 10,244 |
| 2018 | 157.9 | 20.5% | 10,245 |
| 2019 | 222.2 | 28.8% | 10,138 |
| 2020 | 229 | 29.6% | 10,374 |
| 2021 | 186.8 | 24.2% | 10,204 |
| 2022 | 205.6 | 23.9% | 10,332 |
| 2023 | 243 | 28.2% | 10,192 |
| 2024 | 193.8 | 22.1% | 10,029 |
| 2025 | 244.4 | 27.8% | 10,084 |
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 |
|---|---|---|---|---|---|---|---|---|
| UN12 | Natural Gas Fired Combustion Turbine | GT | 43.8 | 50.2 | Nov 2001 | Operating | — | coming soon |
| UN13 | Natural Gas Fired Combustion Turbine | GT | 43.8 | 50.2 | Nov 2001 | Operating | — | coming soon |
Owner / operator
Operator: Chambersburg Energy, LLC. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Chambersburg Energy, LLC | 100.0% | 88 MW |
Nearby plants
Within 80 km.
| Orchard Park | 24 MW | 5.2 km |
| Whitetail Solar 3 | 20 MW | 7.2 km |
| Falling Spring | 7 MW | 8.3 km |
| Maple Ridge A | — | 10 km |
| Maple Ridge B | — | 10 km |
| Mountain View | 14 MW | 11.4 km |