Directory of Power Plants in Idaho
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Minidoka | U S Bureau of Reclamation | Rupert, ID | Bonneville Power Administration (BPAT) | 59.4 GWh | May 1927 | Dec 2023 | Water |
| Payne's Ferry | Idaho Wind Partners 1 LLC | Hagerman, ID | Idaho Power Company (IPCO) | 59.8 GWh | Nov 2010 | Dec 2023 | Wind |
| Yahoo Creek | Idaho Wind Partners 1 LLC | Hagerman, ID | Idaho Power Company (IPCO) | 60.9 GWh | Nov 2010 | Dec 2023 | Wind |
| Camp Reed | Idaho Wind Partners 1 LLC | Glenns Ferry, ID | Idaho Power Company (IPCO) | 63.7 GWh | Nov 2010 | Dec 2023 | Wind |
| Simplot Leasing Don Plant | Simplot Leasing Corp | Pocatello, ID | Idaho Power Company (IPCO) | 68.6 GWh | Jan 1986 | Aug 2024 | Waste Heat |
| Grace | PacifiCorp | Grace, ID | PacifiCorp East (PACE) | 72.9 GWh | Jun 1923 | Dec 2023 | Water |
| Upper Salmon A | Idaho Power Co | Hagerman, ID | Idaho Power Company (IPCO) | 81.7 GWh | Aug 1937 | Dec 2023 | Water |
| Franklin Solar Hybrid | Franklin Solar Idaho | Twin Falls, ID | Idaho Power Company (IPCO) | 84.6 GWh | - | Aug 2024 | Solar |
| High Mesa | High Mesa Energy, LLC | King Hill, ID | Idaho Power Company (IPCO) | 86.7 GWh | Nov 2012 | Aug 2024 | Wind |
| Upper Salmon B | Idaho Power Co | Hagerman, ID | Idaho Power Company (IPCO) | 87.8 GWh | Aug 1947 | Dec 2023 | Water |
| Raft River Geothermal Power Plant | US Geothermal Inc. | Malta, ID | Bonneville Power Administration (BPAT) | 88.6 GWh | Dec 2007 | Dec 2023 | Geothermal |
| Black Mesa Solar, LLC | Black Mesa Solar, LLC | King Hill, ID | Idaho Power Company (IPCO) | 88.9 GWh | May 2023 | Aug 2024 | Solar |
| ID Solar | AES Distributed Energy | Kuna, ID | Idaho Power Company (IPCO) | 91.7 GWh | Jul 2016 | Dec 2023 | Solar |
| Gem State | City of Idaho Falls - (ID) | Idaho Falls, ID | PacifiCorp East (PACE) | 104.1 GWh | Oct 1988 | Dec 2023 | Water |
| Lower Malad | Idaho Power Co | Hagerman, ID | Idaho Power Company (IPCO) | 106.8 GWh | Sep 1948 | Dec 2023 | Water |
| Swan Falls | Idaho Power Co | Kuna, ID | Idaho Power Company (IPCO) | 113.0 GWh | Feb 1994 | Dec 2023 | Water |
| Anderson Ranch | U S Bureau of Reclamation | Mountain Home, ID | Bonneville Power Administration (BPAT) | 121.6 GWh | Nov 1950 | Dec 2023 | Water |
| Wolverine Creek | Invenergy Services LLC | Idaho Falls, ID | PacifiCorp East (PACE) | 134.7 GWh | Jan 2006 | Dec 2023 | Wind |
| Horse Butte Wind I, LLC | Utah Associated Mun Power Sys | Iona, ID | Bonneville Power Administration (BPAT) | 149.4 GWh | Jul 2012 | Dec 2023 | Wind |
| Albeni Falls | USACE Northwestern Division | Oldtown, ID | Bonneville Power Administration (BPAT) | 164.4 GWh | Apr 1955 | Dec 2023 | Water |
| Grand View Solar Two | Grand View PV Solar Two, LLC | Grand View, ID | Idaho Power Company (IPCO) | 178.0 GWh | Nov 2016 | Aug 2024 | Solar |
| Lower Salmon | Idaho Power Co | Hagerman, ID | Idaho Power Company (IPCO) | 187.9 GWh | Jan 1949 | Dec 2023 | Water |
| Cedar Creek Wind, LLC | Cedar Creek Wind, LLC | Shelley, ID | PacifiCorp East (PACE) | 194.9 GWh | - | Aug 2024 | Wind |
| Rockland Wind Farm | Ridgeline Energy LLC | American Falls, ID | Idaho Power Company (IPCO) | 219.4 GWh | Nov 2011 | Dec 2023 | Wind |
| 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 |
| Jackpot Solar, LLC | Duke Energy Renewables Services | Twin Falls, ID | Idaho Power Company (IPCO) | 267.1 GWh | Nov 2022 | Aug 2024 | Solar |
| 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 |
| Clearwater Paper IPP Lewiston | Clearwater Paper Corporation | Lewiston, ID | Avista Corporation (AVA) | 372.7 GWh | Dec 1949 | Aug 2024 | Black Liquor : 54.8% Wood/Wood Waste Solids : 23.6% Natural Gas : 21.7% |
| C J Strike | Idaho Power Co | Bruneau, ID | Idaho Power Company (IPCO) | 377.1 GWh | Feb 1952 | Dec 2023 | Water |
| 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 |
| Rathdrum Power LLC | Rathdrum Operating Services Co., Inc. | Rathdrum, ID | Avista Corporation (AVA) | 1.8 TWh | Aug 2001 | Dec 2023 | Natural Gas |
| Langley Gulch Power Plant | Idaho Power Co | New Plymouth, ID | Idaho Power Company (IPCO) | 1.9 TWh | May 2012 | Aug 2024 | 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 July 2024 generation numbers.| County | State Rank | Active Plants | Jul 2024 Generation |
|---|---|---|---|
| Lemhi County, ID | # 37 | 1 | 69.0 MWh |
| Idaho County, ID | # 36 | 1 | 3.6 GWh |
| Benewah County, ID | # 35 | 1 | 8.8 GWh |
| Clark County, ID | # 34 | 1 | 9.2 GWh |
| Jefferson County, ID | # 33 | 1 | 9.2 GWh |
| Butte County, ID | # 32 | 1 | 12.5 GWh |
| Adams County, ID | # 31 | 1 | 12.6 GWh |
| Lincoln County, ID | # 30 | 3 | 14.5 GWh |
| Blaine County, ID | # 29 | 2 | 26.4 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 | 39.5 GWh |
| Franklin County, ID | # 24 | 2 | 53.0 GWh |
| Canyon County, ID | # 23 | 4 | 53.2 GWh |
| Gem County, ID | # 22 | 2 | 56.9 GWh |
| Minidoka County, ID | # 21 | 2 | 59.4 GWh |
| Boundary County, ID | # 20 | 2 | 66.9 GWh |
| Bannock County, ID | # 19 | 4 | 88.3 GWh |
| County | State Rank | Active Plants | Jul 2024 Generation |
|---|---|---|---|
| Caribou County, ID | # 18 | 4 | 92.8 GWh |
| Fremont County, ID | # 17 | 4 | 98.5 GWh |
| Jerome County, ID | # 16 | 13 | 163.7 GWh |
| Bingham County, ID | # 15 | 2 | 194.9 GWh |
| Cassia County, ID | # 14 | 10 | 259.9 GWh |
| Nez Perce County, ID | # 13 | 1 | 372.7 GWh |
| Owyhee County, ID | # 12 | 3 | 420.5 GWh |
| Ada County, ID | # 11 | 11 | 634.6 GWh |
| Power County, ID | # 10 | 6 | 657.7 GWh |
| Gooding County, ID | # 9 | 14 | 750.7 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 | 1.9 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 |