Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Tuana Gulch Wind Park | Idaho Wind Partners 1 LLC | Hagerman, ID | Idaho Power Company (IPCO) | 27.4 GWh | Dec 2010 | Dec 2025 | Wind |
| Payne's Ferry | Idaho Wind Partners 1 LLC | Hagerman, ID | Idaho Power Company (IPCO) | 59.2 GWh | Nov 2010 | Dec 2025 | Wind |
| Salmon Falls Wind Park | Idaho Wind Partners 1 LLC | Hagerman, ID | Idaho Power Company (IPCO) | 58.3 GWh | Mar 2011 | Dec 2025 | Wind |
| Pilgrim Stage Wind Park | Idaho Wind Partners 1 LLC | Hagerman, ID | Idaho Power Company (IPCO) | 30.1 GWh | Dec 2010 | Dec 2025 | Wind |
| Oregon Trail Wind Park | Idaho Wind Partners 1 LLC | Hagerman, ID | Idaho Power Company (IPCO) | 34.9 GWh | Dec 2010 | Dec 2025 | Wind |
| Milner Dam Wind Park LLC | Idaho Wind Partners 1 LLC | Burley, ID | Idaho Power Company (IPCO) | 50.5 GWh | Jan 2011 | Dec 2025 | Wind |
| Golden Valley Wind Park LLC | Idaho Wind Partners 1 LLC | Burley, ID | Idaho Power Company (IPCO) | 27.9 GWh | Dec 2010 | Dec 2025 | Wind |
| Burley Butte Windpark | Idaho Wind Partners 1 LLC | Burley, ID | Idaho Power Company (IPCO) | 56.0 GWh | Jan 2011 | Dec 2025 | Wind |
| Thousand Springs Wind Park | Idaho Wind Partners 1 LLC | Hagerman, ID | Idaho Power Company (IPCO) | 28.6 GWh | Dec 2010 | Dec 2025 | Wind |
| Yahoo Creek | Idaho Wind Partners 1 LLC | Hagerman, ID | Idaho Power Company (IPCO) | 58.8 GWh | Nov 2010 | Dec 2025 | Wind |
| Camp Reed | Idaho Wind Partners 1 LLC | Glenns Ferry, ID | Idaho Power Company (IPCO) | 59.0 GWh | Nov 2010 | Dec 2025 | Wind |
| Langley Gulch Power Plant | Idaho Power Co | New Plymouth, ID | Idaho Power Company (IPCO) | 1.7 TWh | May 2012 | May 2026 | Natural Gas |
| Lower Salmon | Idaho Power Co | Hagerman, ID | Idaho Power Company (IPCO) | 196.7 GWh | Jan 1949 | Dec 2025 | Water |
| American Falls | Idaho Power Co | American Falls, ID | Idaho Power Company (IPCO) | 206.3 GWh | Feb 1978 | Dec 2025 | Water |
| Bliss (ID) | Idaho Power Co | Bliss, ID | Idaho Power Company (IPCO) | 297.7 GWh | Oct 1949 | Dec 2025 | Water |
| Brownlee | Idaho Power Co | Cambridge, ID | Idaho Power Company (IPCO) | 2.3 TWh | Jul 1958 | Dec 2025 | Water |
| C J Strike | Idaho Power Co | Bruneau, ID | Idaho Power Company (IPCO) | 364.1 GWh | Feb 1952 | Dec 2025 | Water |
| Cascade Dam (ID) | Idaho Power Co | Cascade, ID | Idaho Power Company (IPCO) | 40.3 GWh | Nov 1983 | Dec 2025 | Water |
| Clear Lake | Idaho Power Co | Buhl, ID | Idaho Power Company (IPCO) | 11.8 GWh | Nov 1937 | Dec 2025 | Water |
| Upper Malad | Idaho Power Co | Hagerman, ID | Idaho Power Company (IPCO) | 55.3 GWh | May 1948 | Dec 2025 | Water |
| Upper Salmon A | Idaho Power Co | Hagerman, ID | Idaho Power Company (IPCO) | 92.6 GWh | Aug 1937 | Dec 2025 | Water |
| Twin Falls (ID) | Idaho Power Co | Kimberly, ID | Idaho Power Company (IPCO) | 43.5 GWh | Feb 1935 | Dec 2025 | Water |
| Thousand Springs | Idaho Power Co | Wendell, ID | Idaho Power Company (IPCO) | 51.8 GWh | Jul 1912 | Dec 2025 | Water |
| Swan Falls | Idaho Power Co | Kuna, ID | Idaho Power Company (IPCO) | 110.0 GWh | Feb 1994 | Dec 2025 | Water |
| Shoshone Falls | Idaho Power Co | Twin Falls, ID | Idaho Power Company (IPCO) | 51.9 GWh | Jul 1907 | Dec 2025 | Water |
| Salmon Diesel | Idaho Power Co | Salmon, ID | Idaho Power Company (IPCO) | 56.0 MWh | Nov 1967 | May 2026 | Distillate Fuel Oil |
| Lower Malad | Idaho Power Co | Hagerman, ID | Idaho Power Company (IPCO) | 104.4 GWh | Sep 1948 | Dec 2025 | Water |
| Hells Canyon | Idaho Power Co | Oxbow, OR | Idaho Power Company (IPCO) | 2.0 TWh | Sep 1967 | Dec 2025 | Water |
| Oxbow (OR) | Idaho Power Co | Oxbow, OR | Idaho Power Company (IPCO) | 990.3 GWh | Jun 1961 | Dec 2025 | Water |
| Milner Hydro | Idaho Power Co | Murtaugh, ID | Idaho Power Company (IPCO) | 33.7 GWh | Aug 1992 | Dec 2025 | Water |
| Upper Salmon B | Idaho Power Co | Hagerman, ID | Idaho Power Company (IPCO) | 89.1 GWh | Aug 1947 | Dec 2025 | Water |
| Evander Andrews Power Complex | Idaho Power Co | Mountain Home, ID | Idaho Power Company (IPCO) | 926.4 GWh | Aug 2001 | Dec 2025 | Natural Gas |
| Bennett Mountain | Idaho Power Co | Mountain Home, ID | Idaho Power Company (IPCO) | 999.1 GWh | Mar 2005 | Dec 2025 | Natural Gas |
| Hollins Ferry CSG | ICFTS MD Solar, LLC | Halethorpe, MD | PJM Interconnection, LLC (PJM) | 2.3 GWh | Nov 2021 | Dec 2025 | Solar |
| Newhalen | I-N-N Electric Coop, Inc | Iliamna, AK | 3.2 GWh | Aug 1998 | Dec 2025 | Water : 93.4% Distillate Fuel Oil : 6.6% | |
| Forks of Butte Hydro Project | Hypower Energy, LLC | Magalia, CA | California Independent System Operator (CISO) | 58.2 GWh | Feb 1992 | Dec 2025 | Water |
| South Dry Creek Hydro | Hydrodynamics Inc | Red Lodge, MT | NorthWestern Corporation (NWMT) | 696.0 MWh | Aug 1985 | Nov 2025 | Water |
| Flint Creek Hydroelectric LLC | Hydrodynamics Inc | Philipsburg, MT | NorthWestern Corporation (NWMT) | 9.0 GWh | Feb 2013 | Dec 2025 | Water |
| Meyers Falls | Hydro Technology Systems Inc | Kettle Falls, WA | Avista Corporation (AVA) | 8.7 GWh | May 1915 | Dec 2025 | Water |
| Deadwood Creek | Hydro Sierra Energy, LLC | Dobbins, CA | California Independent System Operator (CISO) | 2.1 GWh | Nov 1993 | Dec 2025 | Water |
| Hydro Kennebec Project | Hydro Kennebec LLC | Winslow, ME | ISO New England (ISNE) | 36.8 GWh | Dec 1988 | Nov 2025 | Water |
| HXNAir Solar One | HXNAir Solar One LLC | Halifax, NC | PJM Interconnection, LLC (PJM) | 3.7 GWh | Nov 2017 | Dec 2025 | Solar |
| Hwy 14 Holdco Solar CSG | Hwy 14 Holdco, LLC | Byron, MN | Midcontinent Independent System Operator, Inc. (MISO) | 6.7 GWh | Jun 2017 | Dec 2025 | Solar |
| Hutchinson Plant #2 | Hutchinson Utilities Comm | Hutchinson, MN | Midcontinent Independent System Operator, Inc. (MISO) | 28.2 GWh | Oct 1994 | Dec 2025 | Natural Gas |
| Hutchinson Plant #1 | Hutchinson Utilities Comm | Hutchinson, MN | Midcontinent Independent System Operator, Inc. (MISO) | 41.9 GWh | Dec 1957 | Dec 2025 | Natural Gas |
| Hurricane City Power | Hurricane City Power - (UT) | Hurricane, UT | PacifiCorp East (PACE) | 7.0 GWh | Nov 1999 | Dec 2025 | Natural Gas : 99.9% |
| Huntington Resource Recovery Facility | Huntington Resource Recovery | East Northport, NY | New York Independent System Operator (NYIS) | 198.0 GWh | Nov 1991 | May 2026 | Non-biogenic Municipal Solid Waste : 54.8% Biogenic Municipal Solid Waste : 44.8% |
| Hunterstown | Hunterstown Power, LLC | Gettysburg, PA | PJM Interconnection, LLC (PJM) | 24.5 GWh | Apr 1971 | Dec 2025 | Natural Gas |
| Hunterstown Power Plant | Hunterstown Generation, LLC | Gettysburg, PA | PJM Interconnection, LLC (PJM) | 6.3 TWh | Jun 2003 | May 2026 | Natural Gas |
| Hunter Solar, LLC (CO) | Hunter Solar, LLC | Bennett, CO | Public Service Company of Colorado (PSCO) | 194.4 GWh | Nov 2023 | May 2026 | Solar |
| Hunter Solar LLC (UT) | Hunter Solar LLC | Clawson, UT | PacifiCorp East (PACE) | 254.4 GWh | Feb 2021 | May 2026 | Solar |
| Hunlock Power Station | Hunlock Energy, LLC | Hunlock Creek, PA | PJM Interconnection, LLC (PJM) | 232.5 GWh | Aug 1959 | Dec 2025 | Natural Gas |
| Hunlock Unit 4 | Hunlock Energy, LLC | Hunlock Creek, PA | PJM Interconnection, LLC (PJM) | 37.9 GWh | Nov 2000 | Dec 2025 | Natural Gas |
| Huneke I CSG | Huneke I CSG LLC | Zumbrota, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | Apr 2018 | Dec 2025 | Solar |
| Hummel Station LLC | Hummel Station, LLC | Shamokin Dam, PA | PJM Interconnection, LLC (PJM) | 8.4 TWh | May 2018 | May 2026 | Natural Gas |
| Gosselin Hydro Plant | Humboldt Bay Mun Water Dist | Ruth, CA | California Independent System Operator (CISO) | 4.6 GWh | May 1983 | Dec 2025 | Water |
| Huerfano River Wind | Huerfano River Wind, LLC | Walsenburg, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 13.2 GWh | Sep 2013 | Dec 2025 | Wind |
| HVCC Cogen Plant | Hudson Valley Community College | Troy, NY | New York Independent System Operator (NYIS) | 13.1 GWh | Mar 2004 | Dec 2025 | Natural Gas : 99.2% Distillate Fuel Oil : 0.8% |
| John L. Featherstone Plant | Hudson Ranch Power I LLC | Calipatria, CA | Imperial Irrigation District (IID) | 428.7 GWh | Feb 2012 | May 2026 | Geothermal |
| Hubbard Wind | Hubbard Wind LLC | Mt Calm, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 853.4 GWh | Oct 2021 | May 2026 | Wind |
| Tatanka Wi | HQC Tatanka Wi Solar Power Generation LLC | Buffalo, MN | Midcontinent Independent System Operator, Inc. (MISO) | 10.0 GWh | Nov 2017 | Dec 2025 | Solar |
| HQC Rock River Solar Power Gen Station | HQC Rock River Solar Power Generation Station LLC | Beloit, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.0 GWh | Jun 2016 | Dec 2024 | Solar |
| HP Hood CT | HP Hood LLC | Winchester, VA | PJM Interconnection, LLC (PJM) | 111.9 GWh | May 2015 | May 2026 | Natural Gas |
| Alpha Ridge LFG | Howard County - Maryland | Marriottsville, MD | PJM Interconnection, LLC (PJM) | 250.0 MWh | Jun 2012 | Dec 2025 | Landfill Gas |
| Mountain Home | Hot Springs Windfarm, LLC | Mountain Home, ID | Idaho Power Company (IPCO) | 31.2 GWh | Apr 2008 | May 2026 | Wind |
| Blake Solar Plant | Horus West Virginia 1, LLC | Charles Town, WV | PJM Interconnection, LLC (PJM) | 156.5 GWh | Feb 2024 | May 2026 | Solar |
| Elizabeth Solar Plant | Horus Louisiana 1, LLC | Pitkin, LA | Midcontinent Independent System Operator, Inc. (MISO) | 278.9 GWh | Jul 2024 | May 2026 | Solar |
| Horseshoe Solar, LLC | Horseshoe Solar, LLC | Tooele, UT | PacifiCorp East (PACE) | 196.5 GWh | Apr 2024 | May 2026 | Solar |
| Horseshoe Bend Hydroelectric Co | Horseshoe Bend Hydroelectric Co | Horseshoe Bend, ID | Idaho Power Company (IPCO) | 46.8 GWh | Mar 1995 | Dec 2025 | Water |
| Horse Creek Wind Farm | Horse Creek Wind, LLC | Weinert, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 820.0 GWh | Sep 2016 | Dec 2025 | Wind |
| Hornshadow Solar, LLC | Hornshadow Solar, LLC | Castle Dale, UT | PacifiCorp East (PACE) | 246.2 GWh | May 2025 | May 2026 | Solar |
| Hornshadow Solar II, LLC | Hornshadow Solar II, LLC | Castle Dale, UT | PacifiCorp East (PACE) | 399.5 GWh | Jun 2025 | May 2026 | Solar |
| Horizon Hill Wind Project | Horizon Hill Wind, LLC | Crescent, OK | Southwest Power Pool (SWPP) | 662.8 GWh | Jan 2024 | May 2026 | Wind |
| Hopkins Energy LLC | Hopkins Energy LLC | Dike, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 574.1 GWh | May 2024 | May 2026 | Solar |
| Hopewell Valley High School Hybrid | Hopewell Valley High School | Pennington, NJ | PJM Interconnection, LLC (PJM) | 946.0 MWh | Nov 2015 | Dec 2025 | Solar |
| Hopewell Cogeneration NJ | Hopewell Campus Owners LLC | Pennington, NJ | PJM Interconnection, LLC (PJM) | 271.0 MWh | Jul 2015 | Dec 2025 | Natural Gas |
| Livingston Generating Facility | Hoosier Energy R E C, Inc | Pontiac, IL | PJM Interconnection, LLC (PJM) | 50.1 GWh | Nov 1999 | Dec 2025 | Landfill Gas |
| Worthington Generation LLC | Hoosier Energy R E C, Inc | Worthington, IN | Midcontinent Independent System Operator, Inc. (MISO) | 203.4 GWh | May 2000 | Dec 2025 | Natural Gas |
| Lawrence County Station | Hoosier Energy R E C, Inc | Mitchell, IN | Midcontinent Independent System Operator, Inc. (MISO) | 163.7 GWh | Apr 2005 | Dec 2025 | Natural Gas |
| Spring Mill Solar RES | Hoosier Energy R E C, Inc | Mitchell, IN | Midcontinent Independent System Operator, Inc. (MISO) | 1.5 GWh | Aug 2017 | Dec 2025 | Solar |
| Johnson Co. Solar RES | Hoosier Energy R E C, Inc | Trafalgar, IN | Midcontinent Independent System Operator, Inc. (MISO) | 674.0 MWh | Sep 2016 | Dec 2025 | Solar |
| Henryville Solar RES | Hoosier Energy R E C, Inc | Underwood, IN | Midcontinent Independent System Operator, Inc. (MISO) | 1.5 GWh | Aug 2016 | Dec 2025 | Solar |
| Ellettsville Solar RES | Hoosier Energy R E C, Inc | Ellettsville, IN | Midcontinent Independent System Operator, Inc. (MISO) | 1.4 GWh | Sep 2016 | Dec 2025 | Solar |
| Jackson Co. Solar RES | Hoosier Energy R E C, Inc | Columbus, IN | Midcontinent Independent System Operator, Inc. (MISO) | 1.5 GWh | Aug 2017 | Dec 2025 | Solar |
| Lanesville Solar RES | Hoosier Energy R E C, Inc | Lanesville, IN | Midcontinent Independent System Operator, Inc. (MISO) | 374.0 MWh | Nov 2015 | Oct 2025 | Solar |
| Decatur Co. Solar RES (IN) | Hoosier Energy R E C, Inc | Greensburg, IN | Midcontinent Independent System Operator, Inc. (MISO) | 1.6 GWh | Aug 2017 | Dec 2025 | Solar |
| Scotland Solar RES | Hoosier Energy R E C, Inc | Newberry, IN | Midcontinent Independent System Operator, Inc. (MISO) | 1.5 GWh | Oct 2015 | Dec 2025 | Solar |
| New Castle Solar RES | Hoosier Energy R E C, Inc | New Castle, IN | Midcontinent Independent System Operator, Inc. (MISO) | 1.7 GWh | Oct 2015 | Dec 2025 | Solar |
| New Haven Solar RES | Hoosier Energy R E C, Inc | Dale, IN | Midcontinent Independent System Operator, Inc. (MISO) | 1.1 GWh | Aug 2016 | Dec 2025 | Solar |
| Hoopeston Wind LLC | Hoopeston Wind LLC | Rossville, IL | Midcontinent Independent System Operator, Inc. (MISO) | 337.7 GWh | Feb 2015 | Dec 2025 | Wind |
| St Francisville Mill | Hood Container of Louisiana, LLC | St. Francisville, LA | Midcontinent Independent System Operator, Inc. (MISO) | 110.3 GWh | Feb 1966 | Dec 2024 | Black Liquor : 58.6% Natural Gas : 41.4% |
| Hometown Bio Energy LLC | Hometown Bio Energy LLC | Le Sueur, MN | Midcontinent Independent System Operator, Inc. (MISO) | 3.2 GWh | Nov 2013 | Dec 2024 | Other Biomass Gas |
| Bernice Lake | Homer Electric Assn Inc | Nikiski, AK | 211.0 MWh | Oct 1971 | Dec 2025 | Natural Gas | |
| Seldovia | Homer Electric Assn Inc | Seldovia, AK | 214.0 MWh | Nov 2004 | Dec 2025 | Distillate Fuel Oil | |
| Bradley Lake | Homer Electric Assn Inc | Homer, AK | 414.7 GWh | May 1991 | Dec 2025 | Water | |
| Nikiski Combined Cycle | Homer Electric Assn Inc | Nikiski, AK | 445.0 GWh | Aug 1986 | Dec 2025 | Natural Gas | |
| Soldotna | Homer Electric Assn Inc | Soldotna, AK | 20.0 GWh | Mar 2014 | Dec 2025 | Natural Gas | |
| Holyoke Solar Cooperative at Mueller | Holyoke Solar LLC | Holyoke, MA | ISO New England (ISNE) | 3.8 GWh | Nov 2011 | Dec 2025 | Solar |
| Sunnyside Ranch Community Solar Array | Holy Cross Electric Assn, Inc | Carbondale, CO | Public Service Company of Colorado (PSCO) | 1.6 GWh | Mar 2015 | Dec 2025 | Solar |
| Holstein 1 Solar Farm | Holstein Solar Farm 1, LLC | Wingate, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 337.6 GWh | May 2020 | May 2026 | Solar |
Summary of Power Plants By State
Figures are based on May 2026 generation numbers.| State | Rank | Active Plants | May 2026 Generation |
|---|---|---|---|
| Alabama | # 8 | 77 | 11,823.92 GWh |
| Alaska | # 48 | 140 | 513.29 GWh |
| Arizona | # 14 | 196 | 9,091.99 GWh |
| Arkansas | # 25 | 117 | 4,873.33 GWh |
| California | # 4 | 1,740 | 15,360.54 GWh |
| Colorado | # 31 | 308 | 4,156.36 GWh |
| Connecticut | # 35 | 173 | 3,391.33 GWh |
| Delaware | # 49 | 35 | 236.45 GWh |
| District of Columbia | # 51 | 17 | 14.46 GWh |
| Florida | # 2 | 342 | 25,093.89 GWh |
| Georgia | # 6 | 250 | 12,138.02 GWh |
| Hawaii | # 46 | 70 | 762.50 GWh |
| Idaho | # 41 | 151 | 1,963.84 GWh |
| Illinois | # 5 | 494 | 14,816.74 GWh |
| Indiana | # 15 | 222 | 7,662.28 GWh |
| Iowa | # 21 | 297 | 5,720.38 GWh |
| Kansas | # 24 | 188 | 5,118.39 GWh |
| Kentucky | # 23 | 61 | 5,471.28 GWh |
| Louisiana | # 13 | 90 | 9,131.60 GWh |
| Maine | # 44 | 242 | 1,130.78 GWh |
| Maryland | # 37 | 228 | 3,103.37 GWh |
| Massachusetts | # 45 | 666 | 1,073.93 GWh |
| Michigan | # 11 | 276 | 9,774.25 GWh |
| Minnesota | # 28 | 790 | 4,567.82 GWh |
| Mississippi | # 20 | 60 | 6,404.61 GWh |
| Missouri | # 22 | 129 | 5,701.36 GWh |
| State | Rank | Active Plants | May 2026 Generation |
|---|---|---|---|
| Montana | # 40 | 71 | 2,053.07 GWh |
| Nebraska | # 36 | 126 | 3,193.89 GWh |
| Nevada | # 33 | 117 | 3,848.29 GWh |
| New Hampshire | # 43 | 57 | 1,198.65 GWh |
| New Jersey | # 30 | 398 | 4,274.91 GWh |
| New Mexico | # 29 | 158 | 4,513.39 GWh |
| New York | # 10 | 1,064 | 10,643.78 GWh |
| North Carolina | # 9 | 913 | 11,481.42 GWh |
| North Dakota | # 34 | 59 | 3,601.34 GWh |
| Ohio | # 7 | 211 | 11,886.21 GWh |
| Oklahoma | # 17 | 144 | 7,547.66 GWh |
| Oregon | # 27 | 281 | 4,575.23 GWh |
| Pennsylvania | # 3 | 258 | 18,234.28 GWh |
| Rhode Island | # 47 | 107 | 580.94 GWh |
| South Carolina | # 16 | 209 | 7,632.32 GWh |
| South Dakota | # 42 | 53 | 1,802.78 GWh |
| Tennessee | # 19 | 99 | 6,454.94 GWh |
| Texas | # 1 | 1,019 | 50,690.02 GWh |
| Utah | # 39 | 128 | 2,809.26 GWh |
| Vermont | # 50 | 118 | 186.37 GWh |
| Virginia | # 18 | 250 | 7,445.56 GWh |
| Washington | # 12 | 134 | 9,231.20 GWh |
| West Virginia | # 32 | 41 | 4,142.41 GWh |
| Wisconsin | # 26 | 266 | 4,582.07 GWh |
| Wyoming | # 38 | 69 | 2,983.81 GWh |