Directory of Power Plants in Oregon
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Big Cliff | USACE Northwestern Division | Gates, OR | Bonneville Power Administration (BPAT) | 61.1 GWh | Nov 1954 | Dec 2025 | Water |
| Combine Hills I | Eurus Combine Hills I LLC | Milton-Freewater, OR | PacifiCorp West (PACW) | 61.2 GWh | Nov 2003 | Dec 2025 | Wind |
| Foster | USACE Northwestern Division | Foster, OR | Bonneville Power Administration (BPAT) | 65.2 GWh | Aug 1968 | Dec 2025 | Water |
| Tower Solar, LLC | Avangrid Power LLC | Boardman, OR | Bonneville Power Administration (BPAT) | 70.4 GWh | - | Jun 2026 | Solar |
| Cougar | USACE Northwestern Division | Lowell, OR | Bonneville Power Administration (BPAT) | 72.3 GWh | Feb 1964 | Dec 2025 | Water |
| Condon Windpower LLC | ALLETE Clean Energy | Condon, OR | Bonneville Power Administration (BPAT) | 73.2 GWh | Nov 2001 | Dec 2025 | Wind |
| River Mill | Portland General Electric Co | Estacada, OR | Portland General Electric Company (PGE) | 77.3 GWh | Oct 1911 | Dec 2025 | Water |
| Sullivan | Portland General Electric Co | West Linn, OR | Portland General Electric Company (PGE) | 84.6 GWh | Apr 1924 | Dec 2025 | Water |
| Prineville Solar Energy LLC | Invenergy Services LLC | Prineville, OR | PacifiCorp West (PACW) | 89.4 GWh | Jan 2021 | Jun 2026 | Solar |
| Airport Solar | Airport Solar LLC | Lakeview, OR | PacifiCorp West (PACW) | 108.2 GWh | Nov 2019 | Jun 2026 | Solar |
| Green Peter | USACE Northwestern Division | Foster, OR | Bonneville Power Administration (BPAT) | 115.6 GWh | Jun 1967 | Dec 2025 | Water |
| Hills Creek | USACE Northwestern Division | Oakridge, OR | Bonneville Power Administration (BPAT) | 115.9 GWh | Jan 1962 | Dec 2025 | Water |
| Lemolo 1 | PacifiCorp | Idleyld Park, OR | PacifiCorp West (PACW) | 120.1 GWh | Jun 1955 | Dec 2025 | Water |
| Seneca Sustainable Energy LLC | Seneca Sustainable Energy LLC | Eugene, OR | Bonneville Power Administration (BPAT) | 120.7 GWh | Mar 2011 | Dec 2025 | Wood/Wood Waste Solids |
| Skysol | Skysol Holdco LLC | Merrill, OR | PacifiCorp West (PACW) | 123.1 GWh | Nov 2023 | Jun 2026 | Solar |
| Solar Star Oregon II | Avangrid Power LLC | Prineville, OR | PacifiCorp West (PACW) | 126.0 GWh | Sep 2017 | Jun 2026 | Solar |
| Klamath Expansion Project | Klamath Energy LLC | Klamath Falls, OR | Avangrid Renewables, LLC (AVRN) | 132.3 GWh | Apr 2002 | Dec 2024 | Natural Gas |
| Faraday | Portland General Electric Co | Estacada, OR | Portland General Electric Company (PGE) | 133.1 GWh | Jan 1907 | Dec 2025 | Water |
| Eurus Combine Hills Turbine Ranch 2 | Eurus Combine Hills II LLC | Milton Freewater, OR | Bonneville Power Administration (BPAT) | 137.0 GWh | Dec 2009 | Dec 2025 | Wind |
| Millican Solar Energy LLC | Invenergy Services LLC | Prineville, OR | PacifiCorp West (PACW) | 140.5 GWh | Feb 2021 | Jun 2026 | Solar |
| Oak Grove | Portland General Electric Co | Estacada, OR | Portland General Electric Company (PGE) | 142.1 GWh | Jul 1924 | Dec 2025 | Water |
| Bakeoven Solar | Avangrid Power LLC | Maupin, OR | Avangrid Renewables, LLC (AVRN) | 146.0 GWh | Oct 2023 | Jun 2026 | Solar |
| Lemolo 2 | PacifiCorp | Toketee Falls, OR | PacifiCorp West (PACW) | 149.5 GWh | Oct 1956 | Dec 2025 | Water |
| Neal Hot Springs Geothermal Project | US Geothermal Inc. | Vale, OR | Idaho Power Company (IPCO) | 152.3 GWh | Oct 2012 | Dec 2025 | Geothermal |
| Willow Creek Energy Center | Invenergy Services LLC | Lone, OR | Bonneville Power Administration (BPAT) | 157.7 GWh | Dec 2008 | Dec 2025 | Wind |
| North Fork | Portland General Electric Co | Estacada, OR | Portland General Electric Company (PGE) | 164.0 GWh | Oct 1958 | Dec 2025 | Water |
| Carmen Smith | Eugene Water & Electric Board | McKenzie Bridge, OR | Bonneville Power Administration (BPAT) | 167.9 GWh | Dec 1962 | Dec 2025 | Water |
| Hay Canyon Wind Power LLC | Avangrid Power LLC | Wasco, OR | Avangrid Renewables, LLC (AVRN) | 172.2 GWh | Jan 2009 | Dec 2025 | Wind |
| Prospect 2 | PacifiCorp | Prospect, OR | PacifiCorp West (PACW) | 180.1 GWh | Dec 1927 | Dec 2025 | Water |
| IP Springfield Oregon | International Paper Corporation - Springfield | Springfield, OR | Bonneville Power Administration (BPAT) | 180.9 GWh | Dec 1948 | Dec 2025 | Black Liquor : 78.2% Natural Gas : 21.8% |
| Georgia-Pacific Wauna Mill | Georgia-Pacific Wauna LLC | Clatskanie, OR | Bonneville Power Administration (BPAT) | 184.6 GWh | Jan 1996 | Jun 2026 | Black Liquor : 56.3% Natural Gas : 32.5% Other Biomass Solids : 11.2% |
| Pebble Springs Wind LLC | Avangrid Power LLC | Wasco, OR | Avangrid Renewables, LLC (AVRN) | 194.2 GWh | Dec 2008 | Dec 2025 | Wind |
| Wheat Field Wind Power Project | Wheat Field Wind Power Project LLC | Arlington, OR | Bonneville Power Administration (BPAT) | 197.5 GWh | Jan 2009 | Dec 2025 | Wind |
| Biomass One LP | Biomass One LP | White City, OR | PacifiCorp West (PACW) | 199.2 GWh | Nov 1985 | Dec 2025 | Wood/Wood Waste Solids |
| Arlington Wind Power Project | Arlington Wind Power Project LLC | Arlington, OR | Bonneville Power Administration (BPAT) | 199.4 GWh | Nov 2008 | Dec 2025 | Wind |
| Star Point Wind Project LLC | Avangrid Power LLC | Wasco, OR | Avangrid Renewables, LLC (AVRN) | 201.3 GWh | Jan 2010 | Dec 2025 | Wind |
| Toketee Falls | PacifiCorp | Idleyld Park, OR | PacifiCorp West (PACW) | 208.4 GWh | Nov 1949 | Dec 2025 | Water |
| Lost Creek | USACE Northwestern Division | Trail, OR | PacifiCorp West (PACW) | 221.3 GWh | Aug 1977 | Dec 2025 | Water |
| FPL Energy Vansycle LLC (OR) | FPL Energy Vansycle LLC | Touchet, OR | Bonneville Power Administration (BPAT) | 225.1 GWh | Nov 2001 | Dec 2025 | Wind |
| Detroit | USACE Northwestern Division | Mill City, OR | Bonneville Power Administration (BPAT) | 226.9 GWh | Jun 1953 | Dec 2025 | Water |
| Lookout Point | USACE Northwestern Division | Lowell, OR | Bonneville Power Administration (BPAT) | 227.0 GWh | Dec 1954 | Dec 2025 | Water |
| Klondike Windpower II | Avangrid Power LLC | Wasco, OR | Avangrid Renewables, LLC (AVRN) | 235.8 GWh | Jun 2005 | Dec 2025 | Wind |
| Wheatridge 1 | Portland General Electric Co | Lexington, OR | Bonneville Power Administration (BPAT) | 241.1 GWh | Nov 2020 | Jun 2026 | Wind |
| Leaning Juniper | PacifiCorp | Arlington, OR | Bonneville Power Administration (BPAT) | 269.5 GWh | Sep 2006 | Dec 2025 | Wind |
| Leaning Juniper Wind Power II | Avangrid Power LLC | Arlington, OR | Avangrid Renewables, LLC (AVRN) | 296.5 GWh | Feb 2011 | Dec 2025 | Wind |
| Elkhorn Valley Wind Farm | Telocaset Wind Power Partners | Union, OR | Idaho Power Company (IPCO) | 305.8 GWh | Nov 2007 | Dec 2025 | Wind |
| Montague Solar | Avangrid Power LLC | Arlington, OR | Avangrid Renewables, LLC (AVRN) | 316.3 GWh | Mar 2023 | Jun 2026 | Solar |
| Vansycle II Wind Energy Center | FPL Energy Stateline II Inc | Athena, OR | PacifiCorp West (PACW) | 320.1 GWh | Nov 2009 | Dec 2025 | Wind |
| Daybreak Solar | Avangrid Power LLC | Maupin, OR | Avangrid Renewables, LLC (AVRN) | 340.3 GWh | Feb 2025 | Jun 2026 | Solar |
| Pelton | Portland General Electric Co | Madras, OR | Portland General Electric Company (PGE) | 399.6 GWh | Nov 1957 | Dec 2025 | Water |
| Montague Wind Power Facility LLC | Avangrid Power LLC | Arlington, OR | Avangrid Renewables, LLC (AVRN) | 492.5 GWh | Oct 2019 | Jun 2026 | Wind |
| Wheatridge East Wind | Wheatridge East Wind LLC | Lexington, OR | Bonneville Power Administration (BPAT) | 569.8 GWh | May 2025 | Jun 2026 | Wind |
| North Hurlburt Wind LLC | Shepherds Flat Wind LLC | Arlington, OR | Bonneville Power Administration (BPAT) | 601.0 GWh | Jan 2012 | Jun 2026 | Wind |
| Golden Hill Wind | Avangrid Power LLC | Wasco, OR | Avangrid Renewables, LLC (AVRN) | 607.2 GWh | Mar 2022 | Jun 2026 | Wind |
| Horseshoe Bend Wind LLC | Shepherds Flat Wind LLC | Arlington, OR | Bonneville Power Administration (BPAT) | 634.9 GWh | Jun 2012 | Jun 2026 | Wind |
| South Hurlburt Wind LLC | Shepherds Flat Wind LLC | Arlington, OR | Bonneville Power Administration (BPAT) | 639.0 GWh | Jun 2012 | Jun 2026 | Wind |
| Wheatridge Hybrid | Wheatridge Wind Holdings, LLC | Morrow, OR | Bonneville Power Administration (BPAT) | 661.2 GWh | Oct 2020 | Jun 2026 | Wind : 81.3% Solar : 18.7% |
| Klondike Windpower III | Avangrid Power LLC | Wasco, OR | Avangrid Renewables, LLC (AVRN) | 721.1 GWh | Oct 2007 | Jun 2026 | Wind |
| Round Butte | Portland General Electric Co | Madras, OR | Portland General Electric Company (PGE) | 772.4 GWh | Jul 1964 | Dec 2025 | Water |
| Biglow Canyon Wind Farm | Portland General Electric Co | Wasco, OR | Portland General Electric Company (PGE) | 831.0 GWh | Nov 2007 | Jun 2026 | Wind |
| Oxbow (OR) | Idaho Power Co | Oxbow, OR | Idaho Power Company (IPCO) | 990.3 GWh | Jun 1961 | Dec 2025 | Water |
| Port Westward Unit 2 | Portland General Electric Co | Clatskanie, OR | Portland General Electric Company (PGE) | 1.1 TWh | Nov 2014 | Dec 2025 | Natural Gas |
| Coyote Springs | Portland General Electric Co | Boardman, OR | Portland General Electric Company (PGE) | 1.7 TWh | Oct 1995 | Jun 2026 | Natural Gas |
| Coyote Springs II | Avista Corp | Boardman, OR | Bonneville Power Administration (BPAT) | 1.7 TWh | Jun 2003 | Jun 2026 | Natural Gas |
| Beaver | Portland General Electric Co | Clatskanie, OR | Portland General Electric Company (PGE) | 1.9 TWh | Jul 1974 | Dec 2025 | Natural Gas |
| Hells Canyon | Idaho Power Co | Oxbow, OR | Idaho Power Company (IPCO) | 2.0 TWh | Sep 1967 | Dec 2025 | Water |
| Port Westward | Portland General Electric Co | Clatskanie, OR | Portland General Electric Company (PGE) | 2.9 TWh | May 2007 | Jun 2026 | Natural Gas |
| Hermiston Generating Plant | Hermiston Generating Co LP | Hermiston, OR | PacifiCorp West (PACW) | 2.9 TWh | May 1996 | Jun 2026 | Natural Gas |
| Carty Generating Station | Portland General Electric Co | Boardman, OR | Portland General Electric Company (PGE) | 3.3 TWh | Jun 2016 | Dec 2024 | Natural Gas |
| Klamath Cogeneration Plant | Klamath Energy LLC | Klamath Falls, OR | Avangrid Renewables, LLC (AVRN) | 3.4 TWh | Jun 2001 | Jun 2026 | Natural Gas |
| Hermiston Power Partnership | Hermiston Power Partnership | Hermiston, OR | Gridforce Energy Management, LLC (GRID) | 3.5 TWh | Jul 2002 | Jun 2026 | Natural Gas |
| McNary | USACE Northwestern Division | Umatilla, OR | Bonneville Power Administration (BPAT) | 4.0 TWh | Nov 1953 | Dec 2025 | Water |
| Bonneville | USACE Northwestern Division | Cascade Locks, OR | Bonneville Power Administration (BPAT) | 4.1 TWh | Jun 1938 | Jun 2026 | Water |
| The Dalles | USACE Northwestern Division | The Dalles, OR | Bonneville Power Administration (BPAT) | 6.5 TWh | May 1957 | Jun 2026 | Water |
| John Day | USACE Northwestern Division | Rufus, OR | Bonneville Power Administration (BPAT) | 8.1 TWh | Jul 1968 | Jun 2026 | Water |
Browse Power Plants By Oregon Counties
Figures are based on June 2026 generation numbers.| County | State Rank | Active Plants | Jun 2026 Generation |
|---|---|---|---|
| Washington County, OR | # 31 | 6 | 1.5 GWh |
| Josephine County, OR | # 30 | 3 | 4.7 GWh |
| Polk County, OR | # 29 | 10 | 25.8 GWh |
| Hood River County, OR | # 28 | 4 | 41.5 GWh |
| Lincoln County, OR | # 27 | 1 | 47.0 GWh |
| Yamhill County, OR | # 26 | 15 | 73.9 GWh |
| Benton County, OR | # 25 | 3 | 78.8 GWh |
| Deschutes County, OR | # 24 | 8 | 92.1 GWh |
| Harney County, OR | # 23 | 4 | 95.9 GWh |
| Clatsop County, OR | # 22 | 2 | 184.6 GWh |
| Lake County, OR | # 21 | 19 | 279.1 GWh |
| Malheur County, OR | # 20 | 15 | 286.9 GWh |
| Union County, OR | # 19 | 2 | 305.8 GWh |
| Crook County, OR | # 18 | 7 | 383.9 GWh |
| Linn County, OR | # 17 | 9 | 417.1 GWh |
| Marion County, OR | # 16 | 31 | 438.4 GWh |
| County | State Rank | Active Plants | Jun 2026 Generation |
|---|---|---|---|
| Jackson County, OR | # 15 | 14 | 709.7 GWh |
| Douglas County, OR | # 14 | 15 | 715.3 GWh |
| Lane County, OR | # 13 | 12 | 794.2 GWh |
| Clackamas County, OR | # 12 | 38 | 826.4 GWh |
| Baker County, OR | # 11 | 9 | 1.2 TWh |
| Jefferson County, OR | # 10 | 10 | 1.3 TWh |
| Wallowa County, OR | # 9 | 2 | 2.0 TWh |
| Klamath County, OR | # 8 | 24 | 3.8 TWh |
| Gilliam County, OR | # 7 | 14 | 4.0 TWh |
| Multnomah County, OR | # 6 | 8 | 4.1 TWh |
| Columbia County, OR | # 5 | 3 | 5.9 TWh |
| Wasco County, OR | # 4 | 7 | 7.1 TWh |
| Morrow County, OR | # 3 | 24 | 8.6 TWh |
| Sherman County, OR | # 2 | 12 | 10.9 TWh |
| Umatilla County, OR | # 1 | 21 | 11.4 TWh |