Directory of Power Plants in Oregon
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Toketee Falls | PacifiCorp | Idleyld Park, OR | PacifiCorp West (PACW) | 166.5 GWh | Nov 1949 | Dec 2023 | Water |
| The Dalles | USACE Northwestern Division | The Dalles, OR | Bonneville Power Administration (BPAT) | 5.4 TWh | May 1957 | Aug 2024 | Water |
| Tunnel 1 Power Project | Owyhee Irrigation District | Nyssa, OR | Idaho Power Company (IPCO) | 15.8 GWh | May 1993 | Oct 2023 | Water |
| Threemile Canyon | Threemile Canyon Wind I, LLC | Boardman, OR | PacifiCorp West (PACW) | 19.5 GWh | Jun 2009 | Dec 2023 | Wind |
| Threemile Digester | TMF Biofuels, LLC | Boardman, OR | PacifiCorp West (PACW) | 37.6 GWh | Nov 2012 | Dec 2023 | Natural Gas |
| Thunderegg Solar Center, LLC | Cypress Creek Renewables | Nyssa, OR | Idaho Power Company (IPCO) | 17.4 GWh | Oct 2016 | Aug 2024 | Solar |
| Tumbleweed Solar, LLC | Heelstone Energy Holdings, LLC | Redmond, OR | PacifiCorp West (PACW) | 18.8 GWh | Nov 2017 | Dec 2023 | Solar |
| Timothy Lake Powerhouse | Portland General Electric Co | Estacada, OR | Portland General Electric Company (PGE) | 946.0 MWh | Nov 2018 | Dec 2023 | Water |
| Thomas Creek Solar | Neighborhood Power Corp. | Molalla, OR | Portland General Electric Company (PGE) | 4.0 GWh | Oct 2019 | Dec 2023 | Solar |
| Tickle Creek Solar | Neighborhood Power Corp. | Sandy, OR | Portland General Electric Company (PGE) | 3.1 GWh | Nov 2019 | Dec 2023 | Solar |
Browse Power Plants By Oregon Counties
Figures are based on August 2024 generation numbers.| County | State Rank | Active Plants | Aug 2024 Generation |
|---|---|---|---|
| Umatilla County, OR | # 1 | 17 | 11.6 TWh |
| Sherman County, OR | # 2 | 11 | 9.8 TWh |
| Morrow County, OR | # 3 | 20 | 8.9 TWh |
| Columbia County, OR | # 4 | 3 | 5.6 TWh |
| Wasco County, OR | # 5 | 6 | 5.4 TWh |
| Klamath County, OR | # 6 | 21 | 4.3 TWh |
| Gilliam County, OR | # 7 | 12 | 3.9 TWh |
| Multnomah County, OR | # 8 | 7 | 3.5 TWh |
| Wallowa County, OR | # 9 | 2 | 1.8 TWh |
| Jefferson County, OR | # 10 | 9 | 1.3 TWh |
| Baker County, OR | # 11 | 9 | 1.1 TWh |
| Clackamas County, OR | # 12 | 31 | 775.7 GWh |
| Douglas County, OR | # 13 | 15 | 667.6 GWh |
| Jackson County, OR | # 14 | 12 | 620.9 GWh |
| Lane County, OR | # 15 | 12 | 591.4 GWh |
| Linn County, OR | # 16 | 8 | 404.2 GWh |
| County | State Rank | Active Plants | Aug 2024 Generation |
|---|---|---|---|
| Marion County, OR | # 17 | 29 | 390.3 GWh |
| Crook County, OR | # 18 | 5 | 355.2 GWh |
| Malheur County, OR | # 19 | 14 | 330.3 GWh |
| Union County, OR | # 20 | 2 | 312.3 GWh |
| Lake County, OR | # 21 | 19 | 269.3 GWh |
| Clatsop County, OR | # 22 | 2 | 181.3 GWh |
| Deschutes County, OR | # 23 | 8 | 108.0 GWh |
| Harney County, OR | # 24 | 4 | 88.7 GWh |
| Benton County, OR | # 25 | 3 | 79.5 GWh |
| Yamhill County, OR | # 26 | 14 | 68.7 GWh |
| Lincoln County, OR | # 27 | 1 | 59.6 GWh |
| Hood River County, OR | # 28 | 4 | 42.1 GWh |
| Washington County, OR | # 29 | 5 | 17.4 GWh |
| Polk County, OR | # 30 | 5 | 14.9 GWh |
| Tillamook County, OR | # 31 | 2 | 629.0 MWh |