Directory of Power Plants in Idaho
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Grand View Solar Two | Grand View PV Solar Two, LLC | Grand View, ID | Idaho Power Company (IPCO) | 180.8 GWh | Nov 2016 | Mar 2025 | Solar |
| Lower Salmon | Idaho Power Co | Hagerman, ID | Idaho Power Company (IPCO) | 187.9 GWh | Jan 1949 | Dec 2023 | Water |
| Rockland Wind Farm | Ridgeline Energy LLC | American Falls, ID | Idaho Power Company (IPCO) | 219.4 GWh | Nov 2011 | Dec 2023 | Wind |
| Jackpot Solar, LLC | Duke Energy Renewables Services | Twin Falls, ID | Idaho Power Company (IPCO) | 258.9 GWh | Nov 2022 | Mar 2025 | Solar |
| American Falls | Idaho Power Co | American Falls, ID | Idaho Power Company (IPCO) | 262.2 GWh | Feb 1978 | Dec 2023 | Water |
| Meadow Creek Project Company | Ridgeline Energy LLC | Idaho Falls, ID | PacifiCorp East (PACE) | 266.2 GWh | Nov 2012 | Dec 2023 | Wind |
| Bliss | Idaho Power Co | Bliss, ID | Idaho Power Company (IPCO) | 295.1 GWh | Oct 1949 | Dec 2023 | Water |
| Goshen Phase II | AE Power Services LLC | Idaho Falls, ID | PacifiCorp East (PACE) | 316.8 GWh | Aug 2010 | Dec 2023 | Wind |
| Lucky Peak Power Plant Project | Boise-Kuna Irrigation District | Boise, ID | Idaho Power Company (IPCO) | 331.8 GWh | Sep 1988 | Dec 2023 | Water |
| C J Strike | Idaho Power Co | Bruneau, ID | Idaho Power Company (IPCO) | 377.1 GWh | Feb 1952 | Dec 2023 | Water |
| Clearwater Paper IPP Lewiston | Clearwater Paper Corporation | Lewiston, ID | Avista Corporation (AVA) | 389.8 GWh | Dec 1949 | Mar 2025 | Black Liquor : 55.5% Wood/Wood Waste Solids : 24.9% Natural Gas : 19.6% |
| Cedar Creek Wind, LLC | Cedar Creek Wind, LLC | Shelley, ID | PacifiCorp East (PACE) | 470.9 GWh | - | Mar 2025 | Wind |
| Palisades Dam | U S Bureau of Reclamation | Palisades, ID | Bonneville Power Administration (BPAT) | 564.6 GWh | Jan 1957 | Dec 2023 | Water |
| Evander Andrews Power Complex | Idaho Power Co | Mountain Home, ID | Idaho Power Company (IPCO) | 566.7 GWh | Aug 2001 | Dec 2023 | Natural Gas |
| Bennett Mountain | Idaho Power Co | Mountain Home, ID | Idaho Power Company (IPCO) | 725.6 GWh | Mar 2005 | Dec 2023 | Natural Gas |
| Rathdrum | Avista Corp | Rathdrum, ID | Avista Corporation (AVA) | 779.3 GWh | Oct 1994 | Dec 2023 | Natural Gas |
| Cabinet Gorge | Avista Corp | Clark Fork, ID | Avista Corporation (AVA) | 815.7 GWh | Aug 1952 | Dec 2023 | Water |
| Dworshak | USACE Northwestern Division | Ahsahka, ID | Bonneville Power Administration (BPAT) | 1.4 TWh | Aug 1974 | Dec 2023 | Water |
| Langley Gulch Power Plant | Idaho Power Co | New Plymouth, ID | Idaho Power Company (IPCO) | 1.7 TWh | May 2012 | Mar 2025 | Natural Gas |
| Rathdrum Power LLC | Rathdrum Operating Services Co., Inc. | Rathdrum, ID | Avista Corporation (AVA) | 1.8 TWh | Aug 2001 | Dec 2023 | Natural Gas |
| Brownlee | Idaho Power Co | Cambridge, ID | Idaho Power Company (IPCO) | 2.1 TWh | Jul 1958 | Dec 2023 | Water |
Browse Power Plants By Idaho Counties
Figures are based on February 2025 generation numbers.| County | State Rank | Active Plants | Feb 2025 Generation |
|---|---|---|---|
| Lemhi County, ID | # 34 | 1 | 54.0 MWh |
| Lincoln County, ID | # 33 | 3 | 4.0 GWh |
| Clark County, ID | # 32 | 1 | 9.2 GWh |
| Jefferson County, ID | # 31 | 1 | 9.2 GWh |
| Butte County, ID | # 30 | 1 | 12.5 GWh |
| Adams County, ID | # 29 | 1 | 14.1 GWh |
| Teton County, ID | # 28 | 2 | 26.7 GWh |
| Boise County, ID | # 27 | 1 | 35.5 GWh |
| Valley County, ID | # 26 | 1 | 35.5 GWh |
| Madison County, ID | # 25 | 1 | 39.9 GWh |
| Jerome County, ID | # 24 | 13 | 42.3 GWh |
| Canyon County, ID | # 23 | 4 | 49.3 GWh |
| Franklin County, ID | # 22 | 2 | 53.0 GWh |
| Gem County, ID | # 21 | 2 | 56.9 GWh |
| Minidoka County, ID | # 20 | 2 | 59.4 GWh |
| Boundary County, ID | # 19 | 2 | 66.9 GWh |
| Bannock County, ID | # 18 | 4 | 91.3 GWh |
| County | State Rank | Active Plants | Feb 2025 Generation |
|---|---|---|---|
| Caribou County, ID | # 17 | 4 | 92.8 GWh |
| Fremont County, ID | # 16 | 4 | 98.4 GWh |
| Cassia County, ID | # 15 | 10 | 259.9 GWh |
| Nez Perce County, ID | # 14 | 1 | 389.8 GWh |
| Owyhee County, ID | # 13 | 3 | 416.5 GWh |
| Bingham County, ID | # 12 | 2 | 470.9 GWh |
| Ada County, ID | # 11 | 11 | 657.6 GWh |
| Power County, ID | # 10 | 6 | 659.1 GWh |
| Gooding County, ID | # 9 | 14 | 737.9 GWh |
| Bonner County, ID | # 8 | 2 | 980.2 GWh |
| Twin Falls County, ID | # 7 | 40 | 1.2 TWh |
| Clearwater County, ID | # 6 | 2 | 1.4 TWh |
| Bonneville County, ID | # 5 | 12 | 1.6 TWh |
| Payette County, ID | # 4 | 1 | 1.7 TWh |
| Washington County, ID | # 3 | 2 | 2.1 TWh |
| Elmore County, ID | # 2 | 26 | 2.3 TWh |
| Kootenai County, ID | # 1 | 4 | 2.7 TWh |