Directory of Power Plants in Idaho
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Franklin Solar Hybrid | Franklin Solar Idaho | Twin Falls, ID | Idaho Power Company (IPCO) | 177.6 GWh | Apr 2024 | Mar 2025 | Solar |
| Ford Hydro LP | Ford Hydro Ltd Partnership | Weippe, ID | Avista Corporation (AVA) | 3.7 GWh | Feb 1988 | Dec 2024 | Water |
| Felt | Fall River Rural Elec Coop Inc | Felt, ID | PacifiCorp East (PACE) | 27.8 GWh | Aug 1946 | Dec 2024 | Water |
| Chester Diversion Hydroelectric Project | Fall River Rural Elec Coop Inc | Chester, ID | Bonneville Power Administration (BPAT) | 7.7 GWh | Apr 2014 | Mar 2025 | Water |
| Island Park | Fall River Rural Elec Coop Inc | Island Park, ID | Bonneville Power Administration (BPAT) | 17.9 GWh | Mar 1994 | Dec 2024 | Water |
| Jackpot Solar, LLC | Duke Energy Renewables Services | Twin Falls, ID | Idaho Power Company (IPCO) | 258.9 GWh | Nov 2022 | Mar 2025 | Solar |
| Dry Creek Project | Dry Creek LLC | Howe, ID | PacifiCorp East (PACE) | 10.1 GWh | Nov 1987 | Dec 2024 | Water |
| Big Sky Dairy Digester | DF-AP #1 LLC | Gooding, ID | Idaho Power Company (IPCO) | 8.8 GWh | Dec 2008 | Dec 2024 | Other Biomass Gas |
| Crystal Springs | Crystal Springs Hydro Elec LP | Filer, ID | Idaho Power Company (IPCO) | 9.4 GWh | Dec 1987 | Dec 2024 | Water |
| Clif Bar Bakery of Twin Falls | Clif Bar Bakery of Twin Falls, LLC | Twin Falls, ID | Idaho Power Company (IPCO) | 2.8 GWh | May 2019 | Dec 2023 | Solar |
| 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% |
| Gem State | City of Idaho Falls - (ID) | Idaho Falls, ID | PacifiCorp East (PACE) | 108.5 GWh | Oct 1988 | Dec 2024 | Water |
| Lower No 1 | City of Idaho Falls - (ID) | Idaho Falls, ID | PacifiCorp East (PACE) | 38.9 GWh | Mar 1982 | Dec 2024 | Water |
| Upper Power Plant | City of Idaho Falls - (ID) | Idaho Falls, ID | PacifiCorp East (PACE) | 44.9 GWh | Aug 1982 | Dec 2024 | Water |
| Lower No 2 | City of Idaho Falls - (ID) | Idaho Falls, ID | PacifiCorp East (PACE) | 5.4 GWh | Jul 1940 | Oct 2024 | Water |
| City Power Plant | City of Idaho Falls - (ID) | Idaho Falls, ID | PacifiCorp East (PACE) | 40.4 GWh | Jun 1982 | Dec 2024 | Water |
| Moyie Springs | City of Bonners Ferry | Moyie Springs, ID | Bonneville Power Administration (BPAT) | 20.9 GWh | Nov 1921 | Dec 2024 | Water |
| Cedar Creek Wind, LLC | Cedar Creek Wind, LLC | Shelley, ID | PacifiCorp East (PACE) | 470.9 GWh | Feb 2024 | Mar 2025 | Wind |
| Cassia Wind | Cassia Wind Farm, LLC | Hagerman, ID | Idaho Power Company (IPCO) | 18.7 GWh | Feb 2009 | Mar 2025 | Wind |
| Cassia Gulch | Cassia Gulch Wind Park, LLC | Hagerman, ID | Idaho Power Company (IPCO) | 39.3 GWh | Feb 2009 | Mar 2025 | Wind |
| West Point RNG | Camco International Group, Inc. | Wendell, ID | Idaho Power Company (IPCO) | 5.2 GWh | Jul 2024 | Dec 2024 | Other Biomass Gas |
| BYUI Central Energy Facility | Brigham Young Univ Idaho | Rexburg, ID | PacifiCorp East (PACE) | 39.9 GWh | Jul 2015 | Mar 2025 | Natural Gas |
| Lucky Peak Power Plant Project | Boise-Kuna Irrigation District | Boise, ID | Idaho Power Company (IPCO) | 290.6 GWh | Sep 1988 | Dec 2024 | Water |
| Mora Drop Hydroelectric Project | Boise-Kuna Irrigation District | Kuna, ID | Idaho Power Company (IPCO) | 4.3 GWh | May 2006 | Oct 2024 | Water |
| Arrowrock Hydroelectric Project | Boise-Kuna Irrigation District | Boise, ID | Idaho Power Company (IPCO) | 73.0 GWh | Mar 2010 | Dec 2024 | Water |
| Blind Canyon Hydro | Blind Canyon Aquaranch, Inc. | Wendell, ID | Idaho Power Company (IPCO) | 4.4 GWh | Mar 1992 | Oct 2024 | Water |
| Black Mesa Solar, LLC | Black Mesa Solar, LLC | King Hill, ID | Idaho Power Company (IPCO) | 84.9 GWh | May 2023 | Mar 2025 | Solar |
| Birch Creek Power | Birch Power Co | Terreton, ID | PacifiCorp East (PACE) | 12.6 GWh | Mar 1986 | Dec 2024 | Water |
| Bennett Creek Windfarm LLC - Mountain Home | Bennett Creek Windfarm LLC | Mountain Home, ID | Idaho Power Company (IPCO) | 40.9 GWh | Jun 2008 | Mar 2025 | Wind |
| Barber Dam | Barber Pool Hydro LLC | Boise, ID | Idaho Power Company (IPCO) | 6.7 GWh | Jul 1990 | Dec 2024 | Water |
| Bannock County LFG to Energy | Bannock County Landfill | Pocatello, ID | Idaho Power Company (IPCO) | 12.8 GWh | Apr 2014 | Mar 2025 | Landfill Gas |
| Post Falls | Avista Corp | Post Falls, ID | Avista Corporation (AVA) | 69.1 GWh | Jun 1906 | Dec 2024 | Water |
| Cabinet Gorge | Avista Corp | Clark Fork, ID | Avista Corporation (AVA) | 857.6 GWh | Aug 1952 | Dec 2024 | Water |
| Rathdrum | Avista Corp | Rathdrum, ID | Avista Corporation (AVA) | 866.3 GWh | Oct 1994 | Dec 2024 | Natural Gas |
| American Falls Solar | American Falls Solar LLC | American Falls, ID | Idaho Power Company (IPCO) | 44.2 GWh | Feb 2017 | Mar 2025 | Solar |
| American Falls Solar II | American Falls Solar II, LLC | American Falls, ID | Idaho Power Company (IPCO) | 43.9 GWh | Feb 2017 | Mar 2025 | Solar |
| Amalgamated Sugar LLC Nampa | Amalgamated Sugar Co-Nampa | Nampa, ID | Idaho Power Company (IPCO) | 49.3 GWh | Sep 1948 | Dec 2023 | Natural Gas |
| AJMS, LLC | AJMS, LLC | Shoshone, ID | Idaho Power Company (IPCO) | 3.8 GWh | Sep 2015 | Dec 2024 | Water |
| ID Solar | AES Distributed Energy | Kuna, ID | Idaho Power Company (IPCO) | 85.3 GWh | Jul 2016 | Dec 2024 | Solar |
| Goshen Phase II | AE Power Services LLC | Idaho Falls, ID | PacifiCorp East (PACE) | 369.2 GWh | Aug 2010 | Dec 2024 | Wind |
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 | # 35 | 1 | 54.0 MWh |
| Jefferson County, ID | # 34 | 1 | 9.2 GWh |
| Butte County, ID | # 33 | 1 | 10.1 GWh |
| Clark County, ID | # 32 | 2 | 12.6 GWh |
| Adams County, ID | # 31 | 1 | 14.1 GWh |
| Lincoln County, ID | # 30 | 3 | 15.7 GWh |
| Blaine County, ID | # 29 | 2 | 24.7 GWh |
| Teton County, ID | # 28 | 2 | 27.8 GWh |
| Valley County, ID | # 27 | 1 | 37.4 GWh |
| Madison County, ID | # 26 | 1 | 39.9 GWh |
| Boise County, ID | # 25 | 1 | 42.0 GWh |
| Franklin County, ID | # 24 | 2 | 53.0 GWh |
| Canyon County, ID | # 23 | 4 | 53.2 GWh |
| Gem County, ID | # 22 | 2 | 58.8 GWh |
| Bannock County, ID | # 21 | 4 | 91.2 GWh |
| Boundary County, ID | # 20 | 2 | 103.9 GWh |
| Fremont County, ID | # 19 | 4 | 105.6 GWh |
| Caribou County, ID | # 18 | 4 | 111.6 GWh |
| County | State Rank | Active Plants | Feb 2025 Generation |
|---|---|---|---|
| Minidoka County, ID | # 17 | 2 | 111.7 GWh |
| Jerome County, ID | # 16 | 13 | 188.4 GWh |
| Cassia County, ID | # 15 | 10 | 367.0 GWh |
| Nez Perce County, ID | # 14 | 1 | 389.8 GWh |
| Owyhee County, ID | # 13 | 3 | 461.7 GWh |
| Bingham County, ID | # 12 | 2 | 470.9 GWh |
| Ada County, ID | # 11 | 13 | 621.6 GWh |
| Power County, ID | # 10 | 6 | 695.8 GWh |
| Gooding County, ID | # 9 | 14 | 845.4 GWh |
| Bonner County, ID | # 8 | 2 | 1.0 TWh |
| Twin Falls County, ID | # 7 | 40 | 1.4 TWh |
| Clearwater County, ID | # 6 | 2 | 1.4 TWh |
| Payette County, ID | # 5 | 1 | 1.7 TWh |
| Bonneville County, ID | # 4 | 13 | 2.0 TWh |
| Washington County, ID | # 3 | 2 | 2.2 TWh |
| Kootenai County, ID | # 2 | 4 | 2.3 TWh |
| Elmore County, ID | # 1 | 26 | 3.1 TWh |