John H Warden
Baraga County, Michigan · EIA plant ID 1772 · Operator: L'Anse Warden Electric Company LLC
Nameplate22MWSummer 18 MW
Generators1in service
Net generation61GWh12 mo to Dec 2025
Capacity factor39%other units, summer MW
Heat rate17,053Btu/kWhfossil units, electric fuel, HHV
First online1959
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), other 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 | 9.4 | — | 16,410 |
| 2002 | 5.1 | — | 19,148 |
| 2003 | 6.9 | — | 15,770 |
| 2004 | -0.4 | — | — |
| 2005 | -0.4 | — | — |
| 2006 | -0.4 | — | — |
| 2007 | 0 | — | — |
| 2008 | 6.4 | 4.1% | — |
| 2009 | 55.7 | 35.9% | 23,283 |
| 2010 | 85.8 | 55.3% | — |
| 2011 | 117.5 | 75.6% | 17,464 |
| 2012 | 123.3 | 79.2% | 17,308 |
| 2013 | 119.3 | 76.8% | 17,399 |
| 2014 | 118 | 76.0% | 18,822 |
| 2015 | 117.8 | 75.8% | 17,200 |
| 2016 | 95.5 | 61.3% | 18,337 |
| 2017 | 113.2 | 72.9% | 17,571 |
| 2018 | 122.9 | 79.2% | 15,103 |
| 2019 | 122.8 | 79.1% | 15,270 |
| 2020 | 122.8 | 78.9% | 11,181 |
| 2021 | 122.8 | 79.1% | 14,624 |
| 2022 | 94.2 | 60.7% | 15,538 |
| 2023 | 125.5 | 80.9% | 16,560 |
| 2024 | 110.6 | 71.1% | 16,651 |
| 2025 | 61.4 | 39.5% | 17,053 |
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 |
|---|---|---|---|---|---|---|---|---|
| 1 | Wood/Wood Waste Biomass | ST | 22 | 17.7 | Aug 1959 | Operating | — | coming soon |
Owner / operator
Operator: L'Anse Warden Electric Company LLC. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| L'Anse Warden Electric Company LLC | 100.0% | 22 MW |
Nearby plants
Within 80 km.
| A.J. Mihm Generating Station | 56 MW | 12.7 km |
| Prickett | 2 MW | 16.1 km |
| Portage | retired | 39 km |
| Victoria Dam | 12 MW | 57.8 km |
| Way Dam | 2 MW | 68.4 km |
| Hoist | 3 MW | 71 km |