McGrath
Yukon-Koyukuk County, Alaska · EIA plant ID 6555 · Operator: McGrath Light & Power Co
×2 MW oil retired since 2020 (latest Apr 2021)
Nameplate2MWSummer 2 MW
Generators4in service
Net generation2GWh12 mo to Dec 2025
Capacity factor13%gas/coal/oil units, summer MW
Heat rate10,564Btu/kWhfossil units, electric fuel, HHV
First online2021Runs as peaking
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 | 2.8 | 19.1% | 11,305 |
| 2002 | 3.1 | 20.9% | 10,213 |
| 2003 | 3 | 20.2% | 10,163 |
| 2004 | 2.5 | 14.4% | 11,707 |
| 2005 | 0.2 | 1.0% | 11,600 |
| 2006 | 2.5 | 13.8% | 8,544 |
| 2007 | 2.5 | 13.7% | 8,618 |
| 2008 | 2.6 | 14.2% | 11,753 |
| 2009 | 2.7 | 14.6% | 10,366 |
| 2010 | 2.7 | 16.7% | 9,968 |
| 2011 | 2.7 | 15.7% | 9,167 |
| 2012 | 2.7 | 13.9% | 9,200 |
| 2013 | 2.6 | 13.5% | 9,292 |
| 2014 | 2.4 | 12.4% | 9,451 |
| 2015 | 2.5 | 12.8% | 9,128 |
| 2016 | 2.3 | 11.8% | 9,637 |
| 2017 | 2.2 | 11.3% | 9,431 |
| 2018 | 2.1 | 10.9% | 9,417 |
| 2019 | 1.6 | 8.1% | 12,952 |
| 2020 | 2.1 | 11.1% | 10,064 |
| 2021 | 1.9 | 12.4% | 10,558 |
| 2022 | 2 | 14.2% | 10,539 |
| 2023 | 2 | 14.4% | 10,480 |
| 2024 | 1.9 | 13.6% | 10,640 |
| 2025 | 1.8 | 13.2% | 10,564 |
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 |
|---|---|---|---|---|---|---|---|---|
| 11 | Petroleum Liquids | IC | 0.4 | 0.4 | Apr 2021 | Operating | — | coming soon |
| 12 | Petroleum Liquids | IC | 0.4 | 0.4 | Apr 2021 | Operating | — | coming soon |
| 13 | Petroleum Liquids | IC | 0.4 | 0.4 | Apr 2021 | Operating | — | coming soon |
| 14 | Petroleum Liquids | IC | 0.4 | 0.4 | Apr 2021 | Operating | — | coming soon |
| 3 | Petroleum Liquids | IC | 0.2 | 0.2 | Aug 1979 | Retired Oct 2010 | — | coming soon |
| 3A | Petroleum Liquids | IC | 0.5 | 0.5 | May 2011 | Retired Apr 2021 | — | coming soon |
| 4 | Petroleum Liquids | IC | 0.2 | 0.1 | Aug 1979 | Retired Oct 2010 | — | coming soon |
| 4A | Petroleum Liquids | IC | 0.5 | 0.5 | Feb 2011 | Retired Apr 2021 | — | coming soon |
| 5 | Petroleum Liquids | IC | 0.6 | 0.6 | Aug 1979 | Retired Oct 2010 | — | coming soon |
| 6 | Petroleum Liquids | IC | 0.6 | 0.6 | Dec 1988 | Retired Apr 2021 | — | coming soon |
| 7 | Petroleum Liquids | IC | 0.6 | 0.6 | Apr 1993 | Retired Apr 2021 | — | coming soon |
Owner / operator
Operator: McGrath Light & Power Co. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| McGrath Light & Power Co | 100.0% | 2 MW |
Nearby plants
Within 80 km.
No other plants within 80 km.