Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Puna | Hawaii Electric Light Co Inc | Keaau, HI | 58.1 GWh | Jul 1988 | Dec 2025 | Distillate Fuel Oil : 81.2% Residual Fuel Oil : 18.8% | |
| Humpback Creek | Cordova Electric Coop, Inc | Cordova, AK | 1.2 GWh | May 1991 | Dec 2025 | Water | |
| Hoonah | Inside Passage Elec Coop, Inc | Hoonah, AK | 4.7 GWh | Jun 1997 | Dec 2025 | Distillate Fuel Oil | |
| Pelican | Pelican Utility | Pelican, AK | 1.7 GWh | Apr 1984 | Dec 2025 | Water : 91.4% Distillate Fuel Oil : 8.6% | |
| Yakutat | Alaska Village Elec Coop, Inc | Yakutat, AK | 6.4 GWh | May 1993 | Dec 2025 | Distillate Fuel Oil | |
| Galena Electric Utility | Galena Electric Utility | Galena, AK | 4.8 GWh | May 1999 | Dec 2025 | Distillate Fuel Oil | |
| Silvis | Ketchikan Public Utilities | Ketchikan, AK | 14.3 GWh | Dec 1967 | Dec 2025 | Water | |
| Beaver Falls | Ketchikan Public Utilities | Ketchikan, AK | 48.0 GWh | Dec 1946 | Dec 2025 | Water | |
| Block Island | Block Island Utility District | Block Island, RI | (NA) | 57.0 MWh | May 1999 | Feb 2026 | Distillate Fuel Oil |
| Delta Power | Golden Valley Elec Assn Inc | Delta Junction, AK | (NA) | 220.0 MWh | Oct 1976 | Dec 2025 | Distillate Fuel Oil |
| Kaheawa Pastures Wind Farm Hybrid | Evergreen Wind, LLC | Maalaea, HI | 45.8 GWh | Dec 2005 | May 2026 | Wind | |
| Mars Hill Wind Farm Project | Evergreen Wind, LLC | Mars Hill, ME | (NBSO) | 128.3 GWh | Feb 2007 | Dec 2025 | Wind |
| Pakini Nui Wind Farm | Apollo Energy Corp | Naalehu, HI | 109.7 GWh | Mar 2007 | May 2026 | Wind | |
| Kasidaya Creek Hydro | Alaska Power and Telephone Co | Skagway, AK | 11.7 GWh | Sep 2008 | Dec 2025 | Water | |
| Nikiski Combined Cycle | Homer Electric Assn Inc | Nikiski, AK | 445.0 GWh | Aug 1986 | Dec 2025 | Natural Gas | |
| Campbell Industrial Park | Hawaiian Electric Co Inc | Kapolei, HI | 149.0 GWh | Jun 2009 | May 2026 | Distillate Fuel Oil | |
| Hamakua Energy Plant | Hamakua Energy LP | Honokaa, HI | 138.4 GWh | Jun 2000 | May 2026 | Waste/Other Oil : 57.8% Distillate Fuel Oil : 29.5% Other Biomass Liquids : 12.7% | |
| Hana Substation | Maui Electric Co Ltd | Hana, HI | 84.0 MWh | Mar 2001 | Dec 2025 | Distillate Fuel Oil | |
| South Fork | Alaska Power and Telephone Co | Klawock, AK | 5.6 GWh | Jun 2005 | Dec 2025 | Water | |
| Kapaia Power Station | Kauai Island Utility Cooperative | Lihue, HI | 182.9 GWh | Aug 2002 | May 2026 | Other Fuel : 99.5% Distillate Fuel Oil : 0.5% | |
| False Island | Alaska Power and Telephone Co | Thorne Bay, AK | 2.5 GWh | Oct 2003 | Dec 2024 | Distillate Fuel Oil | |
| Eklutna Hydro Project | Chugach Electric Assn Inc | Palmer, AK | 157.6 GWh | Dec 1954 | Dec 2025 | Water | |
| Squa Pan Hydro Station | Algonquin Northern Maine | Masardis, ME | (NBSO) | 564.0 MWh | Nov 1941 | Dec 2025 | Water |
| Annex Creek | Alaska Electric Light & Power Co. | Juneau, AK | 10.3 GWh | Nov 1915 | Dec 2025 | Water | |
| Gold Creek | Alaska Electric Light & Power Co. | Juneau, AK | 4.6 GWh | Aug 1906 | Dec 2025 | Water | |
| Lemon Creek | Alaska Electric Light & Power Co. | Juneau, AK | 454.0 MWh | Jul 1969 | Dec 2025 | Distillate Fuel Oil | |
| Salmon Creek 1 | Alaska Electric Light & Power Co. | Juneau, AK | 30.9 GWh | Nov 1984 | Dec 2025 | Water | |
| Skagway | Alaska Power and Telephone Co | Skagway, AK | 4.3 GWh | Jun 1909 | Dec 2024 | Water : 56.0% Distillate Fuel Oil : 44.0% | |
| Swan Lake | Southeast Alaska Power Agency | Ketchikan, AK | (NA) | 77.6 GWh | May 1984 | Dec 2025 | Water |
| Terror Lake Microgrid | Kodiak Electric Assn Inc | Kodiak, AK | 147.3 GWh | Nov 1984 | Dec 2025 | Water | |
| Hank Nikkels Plant 1 | Chugach Electric Assn Inc | Anchorage, AK | 10.3 GWh | Feb 1962 | Dec 2025 | Natural Gas | |
| Sand Point | Sand Point Generating, LLC | Sand Point, AK | 3.6 GWh | Nov 2000 | Dec 2024 | Distillate Fuel Oil | |
| Snettisham | Alaska Electric Light & Power Co. | Juneau, AK | 285.3 GWh | Oct 1973 | Dec 2025 | Water | |
| Chena Power Plant | Aurora Energy LLC | Fairbanks, AK | 121.3 GWh | May 1952 | Dec 2024 | Subbituminous Coal | |
| Ketchikan | Ketchikan Public Utilities | Ketchikan, AK | 22.6 GWh | Dec 1937 | Dec 2025 | Water | |
| Snake River | Nome Joint Utility Systems | Nome, AK | 31.9 GWh | Mar 1991 | Dec 2025 | Distillate Fuel Oil : 97.1% Wind : 2.9% | |
| Petersburg | Petersburg Borough - (AK) | Petersburg, AK | 14.4 GWh | Feb 1954 | Dec 2025 | Water : 95.7% Distillate Fuel Oil : 4.3% | |
| Seward (AK) | City of Seward - (AK) | Seward, AK | 671.0 MWh | Mar 1975 | Dec 2025 | Distillate Fuel Oil | |
| Blue Lake Hydro | City & Borough of Sitka - (AK) | Sitka, AK | 80.9 GWh | May 1961 | Dec 2025 | Water | |
| Wrangell | City of Wrangell - (AK) | Wrangell, AK | 604.0 MWh | May 1987 | Dec 2025 | Distillate Fuel Oil | |
| Dillingham | Nushagak Electric Coop, Inc | Dillingham, AK | 18.3 GWh | Apr 1988 | Dec 2025 | Distillate Fuel Oil | |
| Craig (AK) | Alaska Power and Telephone Co | Craig, AK | 1.8 GWh | Aug 1983 | Dec 2024 | Distillate Fuel Oil | |
| Orca | Cordova Electric Coop, Inc | Cordova, AK | 4.3 GWh | Sep 1984 | Dec 2025 | Distillate Fuel Oil | |
| Palaau Power Hybrid | Maui Electric Co Ltd | Kaunakakai, HI | 31.2 GWh | Mar 1982 | Dec 2025 | Distillate Fuel Oil | |
| W H Hill | Hawaii Electric Light Co Inc | Hilo, HI | 145.4 GWh | Nov 1965 | Dec 2025 | Residual Fuel Oil | |
| Puueo | Hawaii Electric Light Co Inc | Hilo, HI | 2.0 GWh | Nov 1918 | Apr 2026 | Water | |
| Kanoelehua | Hawaii Electric Light Co Inc | Hilo, HI | 7.2 GWh | Dec 1961 | Dec 2025 | Distillate Fuel Oil | |
| Waimea | Hawaii Electric Light Co Inc | Kamuela, HI | 6.2 GWh | Nov 1970 | Dec 2025 | Distillate Fuel Oil | |
| Waiau | Hawaiian Electric Co Inc | Pearl City, HI | 1.0 TWh | Nov 1947 | May 2026 | Residual Fuel Oil : 87.0% Distillate Fuel Oil : 13.0% | |
| Kahe | Hawaiian Electric Co Inc | Kapolei, HI | 2.9 TWh | Feb 1963 | May 2026 | Residual Fuel Oil : 99.9% | |
| Tok | Alaska Power and Telephone Co | Tok, AK | 11.4 GWh | Sep 1985 | Dec 2024 | Distillate Fuel Oil | |
| Solomon Gulch | Copper Valley Elec Assn, Inc | Valdez, AK | 41.8 GWh | Dec 1981 | Dec 2025 | Water | |
| Green Lake | City & Borough of Sitka - (AK) | Sitka, AK | 38.5 GWh | Mar 1982 | Dec 2025 | Water | |
| Tesoro Kenai Cogeneration Plant | Tesoro Alaska Company LLC | Kenai, AK | 39.7 GWh | Oct 1988 | May 2026 | Natural Gas | |
| Kalaeloa Cogen Plant | Kalaeloa Partners LP | Kapolei, HI | 1.4 TWh | Sep 1989 | May 2026 | Residual Fuel Oil : 99.9% | |
| University of Alaska Fairbanks | University of Alaska | Fairbanks, AK | 53.3 GWh | Dec 1963 | May 2026 | Subbituminous Coal : 92.8% Distillate Fuel Oil : 5.9% Natural Gas : 1.3% | |
| Puna Geothermal Venture I | Puna Geothermal Venture | Pahoa, HI | 207.9 GWh | Jul 1992 | Dec 2025 | Geothermal | |
| Unisea G 2 | Unisea Inc | Dutch Harbor, AK | 27.8 GWh | Jul 1990 | Dec 2025 | Distillate Fuel Oil | |
| Westward Seafoods | Westward Seafoods Inc | Dutch Harbor, AK | 19.7 GWh | Feb 1991 | May 2026 | Distillate Fuel Oil | |
| Fort Greely Power Plant | Doyon Utilities - Fort Greely | Delta Jct, AK | 94.1 MWh | Dec 1958 | May 2026 | Distillate Fuel Oil | |
| Wailuku River Hydroelectric | Wailuku Holding Company LLC | Hilo, HI | 26.3 GWh | Apr 1993 | May 2026 | Water | |
| AES Kekaha Solar, LLC Hybrid | AES Distributed Energy | Kekaha, HI | 26.6 GWh | Nov 2019 | Dec 2025 | Solar | |
| Schofield Generating Station | Hawaiian Electric Co Inc | Schofield Barracks, HI | (HECO) | 15.8 GWh | May 2018 | May 2026 | Other Biomass Liquids : 96.5% Distillate Fuel Oil : 3.5% |
| KIUC Kapaia PV and BA Storage Project Hy | Tesla Inc. | Lihue, HI | (NA) | 21.1 GWh | Apr 2017 | Dec 2025 | Solar |
| Brevig Mission | Alaska Village Elec Coop, Inc | Brevig Mission, AK | (NA) | 1.4 GWh | May 2010 | Dec 2025 | Distillate Fuel Oil |
| New Stuyahok | Alaska Village Elec Coop, Inc | New Stuyahok, AK | 1.9 GWh | Jul 2003 | Dec 2025 | Distillate Fuel Oil | |
| Marshall | Alaska Village Elec Coop, Inc | Marshall, AK | 1.7 GWh | May 1994 | Dec 2025 | Distillate Fuel Oil | |
| Ambler | Alaska Village Elec Coop, Inc | Ambler, AK | 1.4 GWh | Nov 1990 | Dec 2025 | Distillate Fuel Oil | |
| Eva Creek Wind | Golden Valley Elec Assn Inc | Healy, AK | (NA) | 45.9 GWh | Dec 2012 | Dec 2025 | Wind |
| Auwahi Wind Energy Hybrid | Auwahi Wind Energy LLC | Kula, HI | 90.7 GWh | Nov 2012 | Dec 2025 | Wind | |
| Twin Rivers Paper Co LLC | Twin Rivers Paper Co LLC | Madawaska, ME | (NBSO) | 102.8 GWh | Apr 1987 | May 2026 | Purchased Steam |
| JBER Landfill Gas Power Plant | Doyon Utilities, LLC | Anchorage, AK | 42.8 GWh | Jul 2012 | May 2026 | Landfill Gas : 94.7% Natural Gas : 5.3% | |
| Fire Island Wind | Fire Island Wind LLC | Anchorage, AK | 49.8 GWh | Aug 2012 | Dec 2025 | Wind | |
| Kalaeloa Solar Two | Altus Power America Management, LLC | Honolulu, HI | 7.9 GWh | Nov 2012 | Dec 2025 | Solar | |
| Lanikuhana Solar LLC | Lanikuhana Solar LLC | Mililani, HI | (HECO) | 29.1 GWh | Aug 2019 | May 2026 | Solar |
| TNSG North Plant | TDX North Slope Generating Inc. | Deadhorse, AK | 51.3 GWh | Dec 2007 | Dec 2024 | Natural Gas | |
| HNL Emergency Power Facility | Hawaiian Electric Co Inc | Honolulu, HI | 2.6 GWh | May 2017 | Dec 2025 | Other Biomass Liquids | |
| Broadview Energy JN, LLC | Pattern Operators LP | Texico, NM | (GRIS) | 684.2 GWh | Feb 2017 | May 2026 | Wind |
| Kawailoa Solar | Kawailoa Solar, LLC | Haleiwa, HI | (HECO) | 68.5 GWh | Oct 2019 | May 2026 | Solar |
| Broadview Energy KW, LLC | Pattern Operators LP | Texico, NM | (GRIS) | 545.1 GWh | Feb 2017 | May 2026 | Wind |
| Waipio Solar | Waipio PV, LLC | Waipio, HI | (HECO) | 90.4 GWh | Aug 2019 | May 2026 | Solar |
| West Loch Solar One | Hawaiian Electric Co Inc | Ewa Beach, HI | (HECO) | 39.9 GWh | Oct 2019 | Dec 2025 | Solar |
| Hale Kuawehi Solar Hybrid | Hale Kuawehi Solar LLC | Waimea, HI | (HECO) | 78.0 GWh | Feb 2025 | May 2026 | Solar |
| Eklutna Generation Station | Matanuska Electric Assn Inc | Chugiak, AK | 310.9 GWh | Jan 2015 | Dec 2025 | Natural Gas | |
| Hiilangaay Hydro | Haida Energy, Inc. | Hydaburg, AK | 4.4 GWh | Dec 2020 | Dec 2024 | Water | |
| Pearl City Peninsula Solar Park | Altus Power America Management, LLC | Honolulu, HI | (HECO) | 3.8 GWh | Oct 2012 | Dec 2025 | Solar |
| Mauka FIT One | Valta Energy | Kahuku, HI | 4.5 GWh | Sep 2020 | Dec 2025 | Solar | |
| Aloha Solar Energy Fund 1 PK1 | Altus Power America Management, LLC | Waianae, HI | 7.2 GWh | Feb 2017 | Dec 2025 | Solar | |
| Biomass to Energy Facility, Kauai | Mahipapa LLC | Koloa, HI | 28.6 GWh | Apr 2014 | Dec 2025 | Agricultural By-Products | |
| Waihonu South Solar | ERCAM LLC | Mililani, HI | 2.5 GWh | Jun 2016 | Dec 2025 | Solar | |
| Waihonu North Solar | ERCAM LLC | Mililani, HI | 7.5 GWh | Jun 2016 | Dec 2025 | Solar | |
| Kalaeloa Renewable Energy Park | ENI New Energy US Inc | Ewa Beach, HI | 4.3 GWh | Dec 2013 | Dec 2024 | Solar | |
| Delta Wind Farm | Alaska Environmental Power | Delta Junction, AK | (NA) | 4.2 GWh | Aug 2008 | Dec 2025 | Wind |
| Kapolei Solar Energy Park | Altus Power America Management, LLC | Kapolei, HI | (HECO) | 1.3 GWh | Jan 2012 | Dec 2025 | Solar |
| KRS II Koloa Solar | Kauai Island Utility Cooperative | Koloa, HI | 18.0 GWh | May 2014 | May 2026 | Solar | |
| KRS I Anahola Solar Hybrid | Kauai Island Utility Cooperative | Anahola, HI | 19.1 GWh | Jul 2015 | May 2026 | Solar | |
| Na Pua Makani Wind Project | Na Pua Makani Power Partners LLC | Kahuku, HI | 90.6 GWh | Nov 2020 | May 2026 | Wind | |
| Allison Creek Hydro | Copper Valley Elec Assn, Inc | Valdez, AK | 22.9 GWh | Sep 2016 | Dec 2025 | Water | |
| Whitman | Ketchikan Public Utilities | Ketchikan, AK | 7.3 GWh | Dec 2014 | Dec 2025 | Water | |
| Port Allen Solar | Kaieie Waho Company LLC | Eleele, HI | 8.5 GWh | Nov 2012 | Dec 2024 | 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 |