Coyote Springs II
Morrow County, Oregon · EIA plant ID 7931 · Operator: Avista Corp
Nameplate287MWSummer 290 MW
Generators2in service
Net generation1,723GWh12 mo to Aug 2026
Capacity factor68%gas/coal/oil units, summer MW
Heat rate6,977Btu/kWhfossil units, electric fuel, HHV
First online2003Runs as baseload
The 12-month figures include preliminary EIA-923 months, which EIA revises. Final data runs through Dec 2025.
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) |
|---|---|---|---|
| 2003 | 714.6 | 66.3% | 6,955 |
| 2004 | 660.1 | 30.8% | 6,666 |
| 2005 | 1,583.4 | 74.1% | 6,895 |
| 2006 | 1,459.3 | 68.3% | 7,012 |
| 2007 | 1,622.8 | 76.3% | 7,026 |
| 2008 | 1,696.3 | 79.6% | 6,981 |
| 2009 | 1,559.4 | 73.4% | 6,999 |
| 2010 | 1,661.2 | 78.1% | 6,972 |
| 2011 | 705.1 | 33.2% | 7,039 |
| 2012 | 1,142.1 | 53.6% | 6,946 |
| 2013 | 1,796.3 | 84.5% | 7,006 |
| 2014 | 1,493.9 | 70.3% | 6,971 |
| 2015 | 1,892 | 89.0% | 7,009 |
| 2016 | 1,765.4 | 69.3% | 6,952 |
| 2017 | 1,659 | 65.3% | 6,985 |
| 2018 | 1,495.2 | 58.9% | 6,991 |
| 2019 | 1,890 | 74.4% | 6,886 |
| 2020 | 1,767.3 | 69.4% | 6,867 |
| 2021 | 1,533.6 | 60.4% | 6,875 |
| 2022 | 1,844.2 | 72.6% | 6,959 |
| 2023 | 2,263.1 | 89.1% | 6,894 |
| 2024 | 2,325.9 | 91.3% | 6,919 |
| 2025 | 2,159.9 | 85.0% | 6,965 |
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 | Natural Gas Fired Combined Cycle | CT | 170 | 173 | Jul 2003 | Operating | — | coming soon |
| 2 | Natural Gas Fired Combined Cycle | CA | 117 | 117 | Jul 2003 | 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% | 287 MW |
Nearby plants
Within 80 km.
| Coyote Springs | 296 MW | 0 km |
| Tower Solar, LLC | 120 MW | 10.2 km |
| Finley Buttes Landfill Gas | 5 MW | 18.3 km |
| Carty Generating Station | 500 MW | 19.8 km |
| Boardman | retired | 20.1 km |
| Threemile Digester | retired | 23.4 km |