Kettle Falls Generating Station
Stevens County, Washington · EIA plant ID 550 · Operator: Avista Corp
Nameplate58MWSummer 56 MW
Generators2in service
Net generation287GWh12 mo to Dec 2025
Capacity factor65%other units, summer MW
Heat rate13,479Btu/kWhfossil units, electric fuel, HHV
First online1983
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 | 360.7 | 81.8% | — |
| 2002 | 269.2 | 59.7% | — |
| 2003 | 372.6 | — | 17,760 |
| 2004 | 374.5 | 83.2% | 11,779 |
| 2005 | 345.1 | 77.1% | 11,118 |
| 2006 | 355 | 80.7% | 12,553 |
| 2007 | 300.9 | 68.3% | 12,082 |
| 2008 | 203.2 | 45.6% | 12,968 |
| 2009 | 188.6 | 41.8% | 12,304 |
| 2010 | 315.7 | 71.2% | 11,778 |
| 2011 | 292.5 | 66.3% | 11,959 |
| 2012 | 210 | 47.6% | 12,671 |
| 2013 | 300 | 67.2% | 11,922 |
| 2014 | 263.4 | 59.2% | 11,723 |
| 2015 | 324.7 | 73.1% | 12,344 |
| 2016 | 344.8 | 77.7% | 12,090 |
| 2017 | 295.1 | 66.1% | 12,350 |
| 2018 | 345.1 | 76.9% | 11,966 |
| 2019 | 334.4 | 72.1% | 11,763 |
| 2020 | 266.1 | 60.2% | 12,599 |
| 2021 | 325.9 | 73.6% | 12,554 |
| 2022 | 309.5 | 69.6% | 12,286 |
| 2023 | 335.1 | 70.6% | 11,881 |
| 2024 | 329.8 | 66.6% | 11,708 |
| 2025 | 287.2 | 65.5% | 13,479 |
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 | 50.7 | 50 | Dec 1983 | Operating | — | coming soon |
| 2 | Natural Gas Fired Combustion Turbine | GT | 7.2 | 6.2 | May 2002 | Operating | — | coming soon |
Owner / operator
Operator: Avista Corp. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Avista Corp | 100.0% | 58 MW |
Nearby plants
Within 80 km.
| Meyers Falls | 2 MW | 4.7 km |
| Sheep Creek Hydro | 2 MW | 43.1 km |
| Box Canyon | 90 MW | 53.9 km |
| Boundary | 1,160 MW | 69.2 km |