AES Warrior Run Cogeneration FacilityRetired
Allegany County, Maryland · EIA plant ID 10678 · Operator: AES WR Ltd Partnership
×229 MW coal retired since 2020 (latest Jun 2024)
Nameplate—MWSummer — MW
Generators0in service
Net generation—GWh12 mo
Capacity factor—no 923 generation in the last 12 months
Heat rate—Btu/kWhfossil units, electric fuel, HHV
First online—
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), primary-fuel 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 | 1,449.9 | 92.0% | 10,444 |
| 2002 | 1,438.7 | 91.2% | 10,058 |
| 2003 | 1,496.3 | 94.9% | 10,142 |
| 2004 | 1,509 | 95.4% | 9,831 |
| 2005 | 1,691.2 | 107.3% | 9,732 |
| 2006 | 1,455 | 92.3% | 9,825 |
| 2007 | 1,567 | 99.4% | 9,794 |
| 2008 | 1,485.4 | 94.0% | 10,604 |
| 2009 | 1,147.8 | 72.8% | 10,649 |
| 2010 | 1,358.1 | 86.1% | 10,615 |
| 2011 | 1,379.2 | 87.4% | 10,627 |
| 2012 | 1,314.9 | 83.2% | 10,686 |
| 2013 | 1,349.6 | 85.6% | 10,638 |
| 2014 | 1,265.7 | 80.3% | 10,479 |
| 2015 | 1,165.8 | 73.9% | 10,775 |
| 2016 | 985 | 62.3% | 8,917 |
| 2017 | 1,108.2 | 70.3% | 8,863 |
| 2018 | 1,142 | 72.4% | 8,814 |
| 2019 | 1,103.8 | 70.0% | 8,921 |
| 2020 | 953.4 | 60.3% | 9,107 |
| 2021 | 1,251.8 | 79.4% | 8,854 |
| 2022 | 1,260.5 | 79.9% | 8,796 |
| 2023 | 658.1 | 41.7% | 9,031 |
| 2024 | 327.4 | 49.9% | 9,055 |
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 |
|---|---|---|---|---|---|---|---|---|
| GEN1 | Conventional Steam Coal | ST | 229 | 180 | Aug 1999 | Retired Jun 2024 | — | coming soon |
Owner / operator
Operator: AES WR Ltd Partnership. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
Nearby plants
Within 80 km.
| AES Warrior Run Energy Storage Project | retired | 0.2 km |
| Dans Mountain | 55 MW | 12.5 km |
| Jade Meadow LLC | 20 MW | 17.6 km |
| Twin Ridges Wind Farm | 139 MW | 21.5 km |
| Fourmile Ridge | 40 MW | 23.3 km |
| Pinnacle Wind Force LLC | 54 MW | 29.6 km |