Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Desert Meadow Windfarm | Mountain Air Projects, LLC | Glenns Ferry, ID | Idaho Power Company (IPCO) | 62.9 GWh | Nov 2012 | Dec 2024 | Wind |
| Big Sky Dairy Digester | DF-AP #1 LLC | Gooding, ID | Idaho Power Company (IPCO) | 8.8 GWh | Dec 2008 | Dec 2024 | Other Biomass Gas |
| Tamarack Energy | Tamarack Energy | New Meadows, ID | Idaho Power Company (IPCO) | 14.5 GWh | May 1983 | Oct 2025 | Wood/Wood Waste Solids |
| Amalgamated Sugar Twin Falls | The Amalgamated Sugar Co | Twin Falls, ID | Idaho Power Company (IPCO) | 28.5 GWh | Nov 1948 | Dec 2024 | Natural Gas |
| Crystal Springs | Crystal Springs Hydro Elec LP | Filer, ID | Idaho Power Company (IPCO) | 9.4 GWh | Dec 1987 | Dec 2024 | Water |
| Low Line Rapids | Lower Lowline LLC | Kimberly, ID | Idaho Power Company (IPCO) | 8.7 GWh | Jul 1990 | Oct 2024 | Water |
| Lucky Peak Power Plant Project | Boise-Kuna Irrigation District | Boise, ID | Idaho Power Company (IPCO) | 290.6 GWh | Sep 1988 | Dec 2024 | Water |
| Koyle Ranch Hydroelectric Project | Koyle Hydro Inc | Gooding, ID | Idaho Power Company (IPCO) | 3.8 GWh | Nov 1983 | Oct 2024 | Water |
| Michell Butte Power Project | Owyhee Irrigation District | Nyssa, OR | Idaho Power Company (IPCO) | 5.3 GWh | Apr 1989 | Oct 2024 | Water |
| Owyhee Dam Power Project | Owyhee Irrigation District | Nyssa, OR | Idaho Power Company (IPCO) | 27.6 GWh | Jul 1985 | Oct 2024 | Water |
| Tunnel 1 Power Project | Owyhee Irrigation District | Nyssa, OR | Idaho Power Company (IPCO) | 22.4 GWh | May 1993 | Oct 2024 | Water |
| South Forks Hydro | South Forks Joint Venture | Hansen, ID | Idaho Power Company (IPCO) | 26.0 GWh | Nov 1984 | Oct 2024 | Water |
| Rock Creek II | Hydroland Omega LLC | Twin Falls, ID | Idaho Power Company (IPCO) | 5.8 GWh | Jul 1990 | Dec 2023 | Water |
| Little Mac Project | Little Mac Power Company | Buhl, ID | Idaho Power Company (IPCO) | 5.0 GWh | Apr 1984 | Dec 2024 | Water |
| Simplot Leasing Don Plant | Simplot Leasing Corp | Pocatello, ID | Idaho Power Company (IPCO) | 66.0 GWh | Jan 1986 | Oct 2025 | Waste Heat |
| Evander Andrews Power Complex | Idaho Power Co | Mountain Home, ID | Idaho Power Company (IPCO) | 1.1 TWh | Aug 2001 | Dec 2024 | Natural Gas |
| Magic Dam Hydroelectric Project | Wood Hydro, LLC | Shoshone, ID | Idaho Power Company (IPCO) | 19.9 GWh | Apr 1989 | Sep 2024 | Water |
| Dietrich Drop | Wood Hydro, LLC | Shoshone, ID | Idaho Power Company (IPCO) | 8.3 GWh | Jul 1990 | Oct 2024 | Water |
| Marco Ranch | Marco Power Inc | Jerome, ID | Idaho Power Company (IPCO) | 2.5 GWh | Jul 1985 | Oct 2024 | Water |
| Barber Dam | Barber Pool Hydro LLC | Boise, ID | Idaho Power Company (IPCO) | 6.7 GWh | Jul 1990 | Dec 2024 | Water |
| Hells Canyon | Idaho Power Co | Oxbow, OR | Idaho Power Company (IPCO) | 1.9 TWh | Sep 1967 | Dec 2024 | Water |
| Oxbow (OR) | Idaho Power Co | Oxbow, OR | Idaho Power Company (IPCO) | 965.3 GWh | Jun 1961 | Dec 2024 | Water |
| Salmon Falls Wind Park | Idaho Wind Partners 1 LLC | Hagerman, ID | Idaho Power Company (IPCO) | 64.4 GWh | Mar 2011 | Dec 2024 | Wind |
| Thousand Springs Wind Park | Idaho Wind Partners 1 LLC | Hagerman, ID | Idaho Power Company (IPCO) | 34.1 GWh | Dec 2010 | Dec 2024 | Wind |
| Milner Dam Wind Park LLC | Idaho Wind Partners 1 LLC | Burley, ID | Idaho Power Company (IPCO) | 56.2 GWh | Jan 2011 | Dec 2024 | Wind |
| Fossil Gulch | Greenbacker Renewable Energy Corporation | Hagerman, ID | Idaho Power Company (IPCO) | 24.5 GWh | Jan 2005 | Dec 2024 | Wind |
| Tuana Gulch Wind Park | Idaho Wind Partners 1 LLC | Hagerman, ID | Idaho Power Company (IPCO) | 29.3 GWh | Dec 2010 | Dec 2024 | Wind |
| Mora Drop Hydroelectric Project | Boise-Kuna Irrigation District | Kuna, ID | Idaho Power Company (IPCO) | 4.3 GWh | May 2006 | Oct 2024 | Water |
| Pilgrim Stage Wind Park | Idaho Wind Partners 1 LLC | Hagerman, ID | Idaho Power Company (IPCO) | 34.3 GWh | Dec 2010 | Dec 2024 | Wind |
| Bennett Mountain | Idaho Power Co | Mountain Home, ID | Idaho Power Company (IPCO) | 919.1 GWh | Mar 2005 | Dec 2024 | Natural Gas |
| Burley Butte Windpark | Idaho Wind Partners 1 LLC | Burley, ID | Idaho Power Company (IPCO) | 61.1 GWh | Jan 2011 | Dec 2024 | Wind |
| Oregon Trail Wind Park | Idaho Wind Partners 1 LLC | Hagerman, ID | Idaho Power Company (IPCO) | 40.6 GWh | Dec 2010 | Dec 2024 | Wind |
| Golden Valley Wind Park LLC | Idaho Wind Partners 1 LLC | Burley, ID | Idaho Power Company (IPCO) | 34.8 GWh | Dec 2010 | Dec 2024 | Wind |
| Little Wood Hydro Project | Littlewood Irrigation District | Carey, ID | Idaho Power Company (IPCO) | 4.8 GWh | Jan 1985 | Sep 2024 | Water |
| Horseshoe Bend Hydroelectric Co | Horseshoe Bend Hydroelectric Co | Horseshoe Bend, ID | Idaho Power Company (IPCO) | 42.0 GWh | Mar 1995 | Dec 2024 | Water |
| Lateral 10 Ventures | Lateral 10 Ventures | Buhl, ID | Idaho Power Company (IPCO) | 1.4 GWh | Oct 1984 | Dec 2024 | Water |
| Amalgamated Sugar LLC Nampa | Amalgamated Sugar Co-Nampa | Nampa, ID | Idaho Power Company (IPCO) | 51.9 GWh | Sep 1948 | Dec 2024 | Natural Gas |
| GeoBon II | Koosh, Inc. | Shoshone, ID | Idaho Power Company (IPCO) | 3.5 GWh | Aug 1986 | Oct 2024 | Water |
| S E Hazelton A | North Side Energy Company | Hazelton, ID | Idaho Power Company (IPCO) | 24.7 GWh | May 1990 | Oct 2024 | Water |
| Blind Canyon Hydro | Blind Canyon Aquaranch, Inc. | Wendell, ID | Idaho Power Company (IPCO) | 4.4 GWh | Mar 1992 | Oct 2024 | Water |
| Bypass | North Side Energy Company | Hazelton, ID | Idaho Power Company (IPCO) | 27.2 GWh | Feb 1987 | Oct 2024 | Water |
| Hazelton B Hydro | Hazelton/Wilson Joint Venture | Hazelton, ID | Idaho Power Company (IPCO) | 24.2 GWh | Mar 1993 | Oct 2024 | Water |
| Mile 28 Water Power Project | Wood Hydro, LLC | Eden, ID | Idaho Power Company (IPCO) | 5.3 GWh | May 1994 | Dec 2024 | Water |
| Wilson Lake Hydroelectric Project | Hazelton/Wilson Joint Venture | Eden, ID | Idaho Power Company (IPCO) | 28.7 GWh | Apr 1993 | Oct 2024 | Water |
| Rock Creek I | Shorock Hydro Inc | Twin Falls, ID | Idaho Power Company (IPCO) | 10.6 GWh | Aug 1983 | Dec 2024 | Water |
| Boise R Diversion | U S Bureau of Reclamation | Boise, ID | Idaho Power Company (IPCO) | 7.9 GWh | May 2004 | Dec 2024 | Water |
| Upper Salmon B | Idaho Power Co | Hagerman, ID | Idaho Power Company (IPCO) | 102.3 GWh | Aug 1947 | Dec 2024 | Water |
| Milner Hydro | Idaho Power Co | Murtaugh, ID | Idaho Power Company (IPCO) | 98.7 GWh | Aug 1992 | Dec 2024 | Water |
| Bliss (ID) | Idaho Power Co | Bliss, ID | Idaho Power Company (IPCO) | 332.6 GWh | Oct 1949 | Dec 2024 | Water |
| Upper Malad | Idaho Power Co | Hagerman, ID | Idaho Power Company (IPCO) | 58.3 GWh | May 1948 | Dec 2024 | Water |
| Upper Salmon A | Idaho Power Co | Hagerman, ID | Idaho Power Company (IPCO) | 108.0 GWh | Aug 1937 | Dec 2024 | Water |
| Twin Falls (ID) | Idaho Power Co | Kimberly, ID | Idaho Power Company (IPCO) | 101.0 GWh | Feb 1935 | Dec 2024 | Water |
| Thousand Springs | Idaho Power Co | Wendell, ID | Idaho Power Company (IPCO) | 54.8 GWh | Jul 1912 | Dec 2024 | Water |
| Swan Falls | Idaho Power Co | Kuna, ID | Idaho Power Company (IPCO) | 121.9 GWh | Feb 1994 | Dec 2024 | Water |
| Shoshone Falls | Idaho Power Co | Twin Falls, ID | Idaho Power Company (IPCO) | 71.3 GWh | Jul 1907 | Dec 2024 | Water |
| Salmon Diesel | Idaho Power Co | Salmon, ID | Idaho Power Company (IPCO) | 37.0 MWh | Nov 1967 | Oct 2025 | Distillate Fuel Oil |
| Lower Salmon | Idaho Power Co | Hagerman, ID | Idaho Power Company (IPCO) | 232.0 GWh | Jan 1949 | Dec 2024 | Water |
| Lower Malad | Idaho Power Co | Hagerman, ID | Idaho Power Company (IPCO) | 102.0 GWh | Sep 1948 | Dec 2024 | Water |
| Clear Lake | Idaho Power Co | Buhl, ID | Idaho Power Company (IPCO) | 16.7 GWh | Nov 1937 | Dec 2024 | Water |
| Cascade Dam (ID) | Idaho Power Co | Cascade, ID | Idaho Power Company (IPCO) | 37.4 GWh | Nov 1983 | Dec 2024 | Water |
| C J Strike | Idaho Power Co | Bruneau, ID | Idaho Power Company (IPCO) | 422.3 GWh | Feb 1952 | Dec 2024 | Water |
| Brownlee | Idaho Power Co | Cambridge, ID | Idaho Power Company (IPCO) | 2.2 TWh | Jul 1958 | Dec 2024 | Water |
| American Falls | Idaho Power Co | American Falls, ID | Idaho Power Company (IPCO) | 242.4 GWh | Feb 1978 | Oct 2024 | Water |
| American Falls Solar | American Falls Solar LLC | American Falls, ID | Idaho Power Company (IPCO) | 44.2 GWh | Feb 2017 | Oct 2025 | Solar |
| Orchard Ranch Solar | Orchard Ranch Solar, LLC | Orchard, ID | Idaho Power Company (IPCO) | 45.2 GWh | Feb 2017 | Oct 2025 | Solar |
| American Falls Solar II | American Falls Solar II, LLC | American Falls, ID | Idaho Power Company (IPCO) | 45.6 GWh | Feb 2017 | Oct 2025 | Solar |
| Murphy Flat Solar | Murphy Flat Power, LLC | Murphy, ID | Idaho Power Company (IPCO) | 40.2 GWh | Mar 2017 | Oct 2025 | Solar |
| Jett Creek Windfarm (Burnt River) | Jett Creek | Huntington, OR | Idaho Power Company (IPCO) | 18.4 GWh | Feb 2017 | Dec 2024 | Wind |
| Benson Creek Windfarm (Burnt River) | Benson Creek | Huntington, OR | Idaho Power Company (IPCO) | 20.1 GWh | Feb 2017 | Dec 2024 | Wind |
| Durbin Creek Windfarm (Burnt River) | Durbin Creek | Huntington, OR | Idaho Power Company (IPCO) | 17.1 GWh | Feb 2017 | Dec 2024 | Wind |
| Prospector Windfarm (Burnt River) | Prospector | Huntington, OR | Idaho Power Company (IPCO) | 18.4 GWh | Feb 2017 | Dec 2024 | Wind |
| Mt. Home Solar 1, LLC | Standard Solar | Pocatello, ID | Idaho Power Company (IPCO) | 47.2 GWh | Feb 2017 | Dec 2024 | Solar |
| Willow Spring Windfarm (Burnt River) | Willow Spring | Huntington, OR | Idaho Power Company (IPCO) | 21.4 GWh | Feb 2017 | Dec 2024 | Wind |
| Bannock County LFG to Energy | Bannock County Landfill | Pocatello, ID | Idaho Power Company (IPCO) | 12.8 GWh | Apr 2014 | Oct 2025 | Landfill Gas |
| Grove Solar Center, LLC | Cypress Creek Renewables | Vale, OR | Idaho Power Company (IPCO) | 12.8 GWh | Aug 2016 | Oct 2025 | Solar |
| Hyline Solar Center, LLC | Cypress Creek Renewables | Ontario, OR | Idaho Power Company (IPCO) | 19.7 GWh | Sep 2016 | Oct 2025 | Solar |
| Simcoe Solar | Simcoe Solar | Mountain Home, ID | Idaho Power Company (IPCO) | 48.8 GWh | Feb 2017 | Oct 2025 | Solar |
| Open Range Solar Center, LLC | Cypress Creek Renewables | Nyssa, OR | Idaho Power Company (IPCO) | 21.7 GWh | Aug 2016 | Oct 2025 | Solar |
| Railroad Solar Center, LLC | Cypress Creek Renewables | Ontario, OR | Idaho Power Company (IPCO) | 10.0 GWh | Oct 2016 | Oct 2025 | Solar |
| Thunderegg Solar Center, LLC | Cypress Creek Renewables | Nyssa, OR | Idaho Power Company (IPCO) | 20.1 GWh | Oct 2016 | Oct 2025 | Solar |
| Vale Air Solar Center, LLC | Cypress Creek Renewables | Vale, OR | Idaho Power Company (IPCO) | 20.2 GWh | Oct 2016 | Oct 2025 | Solar |
| Grand View Solar Two | Grand View PV Solar Two, LLC | Grand View, ID | Idaho Power Company (IPCO) | 182.5 GWh | Nov 2016 | Oct 2025 | Solar |
| ID Solar | AES Distributed Energy | Kuna, ID | Idaho Power Company (IPCO) | 85.3 GWh | Jul 2016 | Dec 2024 | Solar |
| Ontario Solar Center | Adapture Renewables, Inc. | Ontario, OR | Idaho Power Company (IPCO) | 6.8 GWh | Apr 2020 | Dec 2024 | Solar |
| Vale Solar Center | Adapture Renewables, Inc. | Ontario, OR | Idaho Power Company (IPCO) | 5.5 GWh | Jul 2020 | Dec 2024 | Solar |
| Morgan Solar Center | Adapture Renewables, Inc. | Ontario, OR | Idaho Power Company (IPCO) | 6.5 GWh | Apr 2020 | Dec 2024 | Solar |
| Clif Bar Bakery of Twin Falls | Mondelez Global LLC (Twin Falls) | Twin Falls, ID | Idaho Power Company (IPCO) | 2.7 GWh | May 2019 | Dec 2024 | Solar |
| Brush Solar Center | Adapture Renewables, Inc. | Unity, OR | Idaho Power Company (IPCO) | 5.5 GWh | Dec 2019 | Dec 2024 | Solar |
| North Gooding Main Hydro | North Gooding Main Hydro LLC | Gooding, ID | Idaho Power Company (IPCO) | 4.6 GWh | Sep 2016 | Oct 2024 | Water |
| Baker City Solar | Adapture Renewables, Inc. | Baker City, OR | Idaho Power Company (IPCO) | 30.9 GWh | Jan 2020 | Dec 2024 | Solar |
| Neal Hot Springs Geothermal Project | US Geothermal Inc. | Vale, OR | Idaho Power Company (IPCO) | 168.9 GWh | Oct 2012 | Dec 2024 | Geothermal |
| Rockland Wind Farm | Ridgeline Energy LLC | American Falls, ID | Idaho Power Company (IPCO) | 250.6 GWh | Nov 2011 | Dec 2024 | Wind |
| High Mesa | High Mesa Energy, LLC | King Hill, ID | Idaho Power Company (IPCO) | 83.3 GWh | Nov 2012 | Oct 2025 | Wind |
| Hidden Hollow Energy | Hidden Hollow Energy LLC | Boise, ID | Idaho Power Company (IPCO) | 18.1 GWh | Dec 2006 | Dec 2024 | Landfill Gas |
| Sawtooth Wind Project | Idaho Winds LLC | Glenns Ferry, ID | Idaho Power Company (IPCO) | 60.3 GWh | Sep 2011 | Dec 2024 | Wind |
| Lime Wind | Lime Wind LLC | Huntington, OR | Idaho Power Company (IPCO) | 5.3 GWh | Nov 2011 | Dec 2024 | Wind |
| Head of U Canal Hydro Project | North Side Energy Company | Jerome, ID | Idaho Power Company (IPCO) | 4.5 GWh | May 2015 | Oct 2024 | Water |
| Fargo Drop | Riverside Investments LLC | Wilder, ID | Idaho Power Company (IPCO) | 3.8 GWh | Mar 2013 | Oct 2024 | Water |
| Milner Butte LFGE | Southern Idaho Solid Waste | Burley, ID | Idaho Power Company (IPCO) | 24.1 GWh | Sep 2018 | Dec 2024 | Landfill Gas |
| MC6 Hydro Facility | MC6 Hydro Facility | Kuna, ID | Idaho Power Company (IPCO) | 7.3 GWh | Mar 2021 | Oct 2024 | Water |
Summary of Power Plants By State
Figures are based on October 2025 generation numbers.| State | Rank | Active Plants | Oct 2025 Generation |
|---|---|---|---|
| Alabama | # 7 | 76 | 11,041.22 GWh |
| Alaska | # 49 | 144 | 484.88 GWh |
| Arizona | # 11 | 184 | 9,400.73 GWh |
| Arkansas | # 24 | 116 | 5,068.08 GWh |
| California | # 4 | 1,734 | 16,078.58 GWh |
| Colorado | # 30 | 302 | 4,272.03 GWh |
| Connecticut | # 38 | 166 | 3,176.41 GWh |
| Delaware | # 48 | 33 | 521.87 GWh |
| District of Columbia | # 51 | 16 | 15.93 GWh |
| Florida | # 2 | 321 | 22,593.36 GWh |
| Georgia | # 6 | 262 | 11,885.65 GWh |
| Hawaii | # 47 | 73 | 845.96 GWh |
| Idaho | # 44 | 147 | 1,448.54 GWh |
| Illinois | # 5 | 382 | 15,897.55 GWh |
| Indiana | # 12 | 211 | 9,138.69 GWh |
| Iowa | # 18 | 292 | 6,552.01 GWh |
| Kansas | # 31 | 187 | 4,138.18 GWh |
| Kentucky | # 23 | 60 | 5,089.89 GWh |
| Louisiana | # 14 | 86 | 8,618.27 GWh |
| Maine | # 45 | 215 | 1,114.12 GWh |
| Maryland | # 35 | 203 | 3,540.16 GWh |
| Massachusetts | # 41 | 648 | 1,963.73 GWh |
| Michigan | # 9 | 272 | 10,045.59 GWh |
| Minnesota | # 27 | 765 | 4,687.69 GWh |
| Mississippi | # 20 | 57 | 6,085.50 GWh |
| Missouri | # 21 | 127 | 5,515.65 GWh |
| State | Rank | Active Plants | Oct 2025 Generation |
|---|---|---|---|
| Montana | # 40 | 71 | 2,455.83 GWh |
| Nebraska | # 36 | 129 | 3,412.31 GWh |
| Nevada | # 33 | 114 | 3,578.95 GWh |
| New Hampshire | # 43 | 60 | 1,661.03 GWh |
| New Jersey | # 25 | 393 | 4,903.52 GWh |
| New Mexico | # 37 | 143 | 3,370.59 GWh |
| New York | # 8 | 956 | 10,108.60 GWh |
| North Carolina | # 13 | 906 | 9,082.37 GWh |
| North Dakota | # 34 | 60 | 3,554.85 GWh |
| Ohio | # 10 | 197 | 9,920.42 GWh |
| Oklahoma | # 17 | 142 | 7,167.46 GWh |
| Oregon | # 26 | 275 | 4,755.34 GWh |
| Pennsylvania | # 3 | 256 | 16,669.60 GWh |
| Rhode Island | # 46 | 100 | 886.30 GWh |
| South Carolina | # 15 | 208 | 8,061.53 GWh |
| South Dakota | # 42 | 52 | 1,892.35 GWh |
| Tennessee | # 22 | 88 | 5,198.50 GWh |
| Texas | # 1 | 947 | 48,837.92 GWh |
| Utah | # 39 | 125 | 3,044.05 GWh |
| Vermont | # 50 | 117 | 151.45 GWh |
| Virginia | # 19 | 239 | 6,515.03 GWh |
| Washington | # 16 | 137 | 7,971.98 GWh |
| West Virginia | # 29 | 39 | 4,608.16 GWh |
| Wisconsin | # 28 | 250 | 4,687.23 GWh |
| Wyoming | # 32 | 70 | 3,770.47 GWh |