Directory of Power Plants in Idaho
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Moyie Springs | City of Bonners Ferry | Moyie Springs, ID | Bonneville Power Administration (BPAT) | 16.0 GWh | Nov 1921 | Dec 2023 | Water |
| Murphy Flat Solar | Murphy Flat Power, LLC | Murphy, ID | Idaho Power Company (IPCO) | 43.4 GWh | Mar 2017 | Aug 2024 | Solar |
| Milner Hydro | Idaho Power Co | Murtaugh, ID | Idaho Power Company (IPCO) | 29.0 GWh | Aug 1992 | Dec 2023 | Water |
| Amalgamated Sugar LLC Nampa | Amalgamated Sugar Co-Nampa | Nampa, ID | Idaho Power Company (IPCO) | 49.3 GWh | Sep 1948 | Dec 2023 | Natural Gas |
| El Dorado Hydro Elk Creek | Hydroland Omega LLC | New Meadows, ID | Idaho Power Company (IPCO) | 3.6 GWh | Mar 1986 | Jul 2023 | Water |
| Tamarack Energy Partnership | Tamarack Energy | New Meadows, ID | Idaho Power Company (IPCO) | 12.6 GWh | May 1983 | Aug 2024 | Wood/Wood Waste Solids |
| Langley Gulch Power Plant | Idaho Power Co | New Plymouth, ID | Idaho Power Company (IPCO) | 1.9 TWh | May 2012 | Aug 2024 | Natural Gas |
| Albeni Falls | USACE Northwestern Division | Oldtown, ID | Bonneville Power Administration (BPAT) | 164.4 GWh | Apr 1955 | Dec 2023 | Water |
| Orchard Ranch Solar | Orchard Ranch Solar, LLC | Orchard, ID | Idaho Power Company (IPCO) | 42.8 GWh | Feb 2017 | Aug 2024 | Solar |
| Palisades Dam | U S Bureau of Reclamation | Palisades, ID | Bonneville Power Administration (BPAT) | 564.6 GWh | Jan 1957 | Dec 2023 | Water |
| Plummer Cogen | Stimson Lumber Company | Plummer, ID | Avista Corporation (AVA) | 8.8 GWh | Nov 1982 | Sep 2023 | Wood/Wood Waste Solids |
| Mt. Home Solar 1, LLC | Standard Solar | Pocatello, ID | Idaho Power Company (IPCO) | 38.2 GWh | Feb 2017 | Dec 2023 | Solar |
| Bannock County LFG to Energy | Bannock County Landfill | Pocatello, ID | Idaho Power Company (IPCO) | 12.7 GWh | Apr 2014 | Aug 2024 | Landfill Gas |
| Simplot Leasing Don Plant | Simplot Leasing Corp | Pocatello, ID | Idaho Power Company (IPCO) | 68.6 GWh | Jan 1986 | Aug 2024 | Waste Heat |
| Post Falls | Avista Corp | Post Falls, ID | Avista Corporation (AVA) | 48.0 GWh | Jun 1906 | Dec 2023 | Water |
| Mink Creek Hydro | Mink Creek Hydro Entity | Preston, ID | PacifiCorp East (PACE) | 10.5 GWh | Nov 1986 | Dec 2023 | Water |
| Rathdrum | Avista Corp | Rathdrum, ID | Avista Corporation (AVA) | 779.3 GWh | Oct 1994 | Dec 2023 | Natural Gas |
| Rathdrum Power LLC | Rathdrum Operating Services Co., Inc. | Rathdrum, ID | Avista Corporation (AVA) | 1.8 TWh | Aug 2001 | Dec 2023 | Natural Gas |
| BYUI Central Energy Facility | Brigham Young Univ Idaho | Rexburg, ID | PacifiCorp East (PACE) | 39.5 GWh | Jul 2015 | Aug 2024 | Natural Gas : 99.8% |
| Oneida | PacifiCorp | Riverdale, ID | PacifiCorp East (PACE) | 42.4 GWh | Jun 1915 | Dec 2023 | Water |
| Kettle Butte Digester, LLC | Kettle Butte Digester, LLC | Roberts, ID | PacifiCorp East (PACE) | 9.2 GWh | Apr 2011 | Dec 2023 | Other Biomass Gas |
| Minidoka | U S Bureau of Reclamation | Rupert, ID | Bonneville Power Administration (BPAT) | 59.4 GWh | May 1927 | Dec 2023 | Water |
| Salmon Diesel | Idaho Power Co | Salmon, ID | Idaho Power Company (IPCO) | 69.0 MWh | Nov 1967 | Jul 2024 | Distillate Fuel Oil |
| Cedar Creek Wind, LLC | Cedar Creek Wind, LLC | Shelley, ID | PacifiCorp East (PACE) | 194.9 GWh | - | Aug 2024 | Wind |
| Magic Dam Hydroelectric Project | Wood Hydro, LLC | Shoshone, ID | Idaho Power Company (IPCO) | 20.0 GWh | Apr 1989 | Sep 2023 | Water |
| Dietrich Drop | Wood Hydro, LLC | Shoshone, ID | Idaho Power Company (IPCO) | 10.5 GWh | Jul 1990 | Oct 2023 | Water |
| GeoBon II | Koosh, Inc. | Shoshone, ID | Idaho Power Company (IPCO) | 55.0 MWh | Aug 1986 | Dec 2023 | Water |
| AJMS, LLC | AJMS, LLC | Shoshone, ID | Idaho Power Company (IPCO) | 3.9 GWh | Sep 2015 | Dec 2023 | Water |
| Soda | PacifiCorp | Soda Springs, ID | PacifiCorp East (PACE) | 16.5 GWh | Jun 1924 | Dec 2023 | Water |
| Birch Creek Power | Birch Power Co | Terreton, ID | PacifiCorp East (PACE) | 9.2 GWh | Mar 1986 | Dec 2023 | Water |
| Franklin Solar Hybrid | Franklin Solar Idaho | Twin Falls, ID | Idaho Power Company (IPCO) | 84.6 GWh | - | Aug 2024 | Solar |
| Jackpot Solar, LLC | Duke Energy Renewables Services | Twin Falls, ID | Idaho Power Company (IPCO) | 267.1 GWh | Nov 2022 | Aug 2024 | Solar |
| 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 |
| Shoshone Falls | Idaho Power Co | Twin Falls, ID | Idaho Power Company (IPCO) | 42.3 GWh | Jul 1907 | Dec 2023 | Water |
| Amalgamated Sugar Twin Falls | The Amalgamated Sugar Co | Twin Falls, ID | Idaho Power Company (IPCO) | 36.5 GWh | Nov 1948 | Dec 2023 | Natural Gas |
| Rock Creek II | Hydroland Omega LLC | Twin Falls, ID | Idaho Power Company (IPCO) | 5.8 GWh | Jul 1990 | Dec 2023 | Water |
| Rock Creek I | Shorock Hydro Inc | Twin Falls, ID | Idaho Power Company (IPCO) | 9.6 GWh | Aug 1983 | Dec 2023 | Water |
| Ford Hydro LP | Ford Hydro Ltd Partnership | Weippe, ID | Avista Corporation (AVA) | 3.1 GWh | Feb 1988 | Dec 2023 | Water |
| Thousand Springs | Idaho Power Co | Wendell, ID | Idaho Power Company (IPCO) | 54.2 GWh | Jul 1912 | Dec 2023 | Water |
| Blind Canyon Hydro | Blind Canyon Aquaranch, Inc. | Wendell, ID | Idaho Power Company (IPCO) | 4.8 GWh | Mar 1992 | Oct 2023 | Water |
| Fargo Drop | Riverside Investments LLC | Wilder, ID | Idaho Power Company (IPCO) | 3.9 GWh | Mar 2013 | Oct 2023 | Water |
Browse Power Plants By Idaho Counties
Figures are based on December 2023 generation numbers.| County | State Rank | Active Plants | Dec 2023 Generation |
|---|---|---|---|
| Kootenai County, ID | # 1 | 4 | 2.7 TWh |
| Elmore County, ID | # 2 | 26 | 2.3 TWh |
| Washington County, ID | # 3 | 2 | 2.1 TWh |
| Payette County, ID | # 4 | 1 | 1.9 TWh |
| Bonneville County, ID | # 5 | 12 | 1.6 TWh |
| Clearwater County, ID | # 6 | 2 | 1.4 TWh |
| Twin Falls County, ID | # 7 | 40 | 1.2 TWh |
| Bonner County, ID | # 8 | 2 | 980.2 GWh |
| Gooding County, ID | # 9 | 14 | 750.7 GWh |
| Power County, ID | # 10 | 6 | 657.7 GWh |
| Ada County, ID | # 11 | 11 | 634.6 GWh |
| Owyhee County, ID | # 12 | 3 | 420.5 GWh |
| Nez Perce County, ID | # 13 | 1 | 372.7 GWh |
| Cassia County, ID | # 14 | 10 | 259.9 GWh |
| Bingham County, ID | # 15 | 2 | 194.9 GWh |
| Jerome County, ID | # 16 | 13 | 163.7 GWh |
| Fremont County, ID | # 17 | 4 | 98.5 GWh |
| Caribou County, ID | # 18 | 4 | 92.8 GWh |
| Bannock County, ID | # 19 | 4 | 88.3 GWh |
| County | State Rank | Active Plants | Dec 2023 Generation |
|---|---|---|---|
| Boundary County, ID | # 20 | 2 | 66.9 GWh |
| Minidoka County, ID | # 21 | 2 | 59.4 GWh |
| Gem County, ID | # 22 | 2 | 56.9 GWh |
| Canyon County, ID | # 23 | 4 | 53.2 GWh |
| Franklin County, ID | # 24 | 2 | 53.0 GWh |
| Madison County, ID | # 25 | 1 | 39.5 GWh |
| Valley County, ID | # 26 | 1 | 35.5 GWh |
| Boise County, ID | # 27 | 1 | 35.5 GWh |
| Teton County, ID | # 28 | 2 | 26.7 GWh |
| Blaine County, ID | # 29 | 2 | 26.4 GWh |
| Lincoln County, ID | # 30 | 3 | 14.5 GWh |
| Adams County, ID | # 31 | 1 | 12.6 GWh |
| Butte County, ID | # 32 | 1 | 12.5 GWh |
| Jefferson County, ID | # 33 | 1 | 9.2 GWh |
| Clark County, ID | # 34 | 1 | 9.2 GWh |
| Benewah County, ID | # 35 | 1 | 8.8 GWh |
| Idaho County, ID | # 36 | 1 | 3.6 GWh |
| Lemhi County, ID | # 37 | 1 | 69.0 MWh |