Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Hank Nikkels Plant 1 | Chugach Electric Assn Inc | Anchorage, AK | 10.3 GWh | Feb 1962 | Dec 2025 | Natural Gas | |
| Terror Lake Microgrid | Kodiak Electric Assn Inc | Kodiak, AK | 147.3 GWh | Nov 1984 | Dec 2025 | Water | |
| Swan Lake | Southeast Alaska Power Agency | Ketchikan, AK | (NA) | 77.6 GWh | May 1984 | Dec 2025 | Water |
| Haines | Alaska Power and Telephone Co | Haines, AK | 229.0 MWh | May 1968 | Dec 2025 | Distillate Fuel Oil | |
| Skagway | Alaska Power and Telephone Co | Skagway, AK | 4.4 GWh | Jun 1909 | Dec 2025 | Water : 51.5% Distillate Fuel Oil : 48.5% | |
| Salmon Creek 1 | Alaska Electric Light & Power Co. | Juneau, AK | 30.9 GWh | Nov 1984 | Dec 2025 | Water | |
| Lemon Creek | Alaska Electric Light & Power Co. | Juneau, AK | 454.0 MWh | Jul 1969 | Dec 2025 | Distillate Fuel Oil | |
| Gold Creek | Alaska Electric Light & Power Co. | Juneau, AK | 4.6 GWh | Aug 1906 | Dec 2025 | Water | |
| Annex Creek | Alaska Electric Light & Power Co. | Juneau, AK | 10.3 GWh | Nov 1915 | Dec 2025 | Water | |
| Waiau | Hawaiian Electric Co Inc | Pearl City, HI | 1.0 TWh | Nov 1947 | Aug 2026 | Residual Fuel Oil : 88.7% Distillate Fuel Oil : 11.3% | |
| Kahe | Hawaiian Electric Co Inc | Kapolei, HI | 2.9 TWh | Feb 1963 | Aug 2026 | Residual Fuel Oil : 99.9% | |
| Sand Point | Sand Point Generating, LLC | Sand Point, AK | 3.7 GWh | Nov 2000 | Dec 2025 | Distillate Fuel Oil | |
| Waimea | Hawaii Electric Light Co Inc | Kamuela, HI | 6.2 GWh | Nov 1970 | Dec 2025 | Distillate Fuel Oil | |
| Kanoelehua | Hawaii Electric Light Co Inc | Hilo, HI | 7.2 GWh | Dec 1961 | Dec 2025 | Distillate Fuel Oil | |
| Puueo | Hawaii Electric Light Co Inc | Hilo, HI | 2.0 GWh | Nov 1918 | Apr 2026 | Water | |
| Wrangell | City of Wrangell - (AK) | Wrangell, AK | 604.0 MWh | May 1987 | Dec 2025 | 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 | |
| Craig (AK) | Alaska Power and Telephone Co | Craig, AK | 417.0 MWh | Aug 1983 | Dec 2025 | Distillate Fuel Oil | |
| Tok | Alaska Power and Telephone Co | Tok, AK | 11.5 GWh | Sep 1985 | Dec 2025 | 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 | |
| Squa Pan Hydro Station | Algonquin Northern Maine | Masardis, ME | (NBSO) | 564.0 MWh | Nov 1941 | Dec 2025 | Water |
| Dillingham | Nushagak Electric Coop, Inc | Dillingham, AK | 18.3 GWh | Apr 1988 | Dec 2025 | Distillate Fuel Oil | |
| 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 | |
| Hana Substation | Maui Electric Co Ltd | Hana, HI | 84.0 MWh | Mar 2001 | Dec 2025 | Distillate Fuel Oil | |
| Kaheawa Pastures Wind Farm Hybrid | Evergreen Wind, LLC | Maalaea, HI | 49.2 GWh | Dec 2005 | Aug 2026 | Wind | |
| False Island | Alaska Power and Telephone Co | Thorne Bay, AK | 935.0 MWh | Oct 2003 | Dec 2025 | Distillate Fuel Oil | |
| Nikiski Combined Cycle | Homer Electric Assn Inc | Nikiski, AK | 445.0 GWh | Aug 1986 | Dec 2025 | Natural Gas | |
| Kapaia Power Station | Kauai Island Utility Cooperative | Lihue, HI | 192.2 GWh | Aug 2002 | Aug 2026 | Other Fuel : 99.5% | |
| South Fork | Alaska Power and Telephone Co | Klawock, AK | 5.6 GWh | Jun 2005 | Dec 2025 | Water | |
| Hamakua Energy Plant | Hamakua Energy LP | Honokaa, HI | 185.0 GWh | Jun 2000 | Aug 2026 | Waste/Other Oil : 71.4% Distillate Fuel Oil : 22.5% Other Biomass Liquids : 6.1% | |
| Delta Power | Golden Valley Elec Assn Inc | Delta Junction, AK | (NA) | 220.0 MWh | Oct 1976 | Dec 2025 | Distillate Fuel Oil |
| Campbell Industrial Park | Hawaiian Electric Co Inc | Kapolei, HI | 153.8 GWh | Jun 2009 | Aug 2026 | Distillate Fuel Oil | |
| Pakini Nui Wind Farm | Apollo Energy Corp | Naalehu, HI | 101.8 GWh | Mar 2007 | Aug 2026 | Wind | |
| Mars Hill Wind Farm Project | Evergreen Wind, LLC | Mars Hill, ME | (NBSO) | 128.3 GWh | Feb 2007 | Dec 2025 | Wind |
| Kasidaya Creek Hydro | Alaska Power and Telephone Co | Skagway, AK | 11.7 GWh | Sep 2008 | Dec 2025 | Water | |
| Broadview Energy KW, LLC | Pattern Operators LP | Texico, NM | (GRIS) | 574.6 GWh | Feb 2017 | Aug 2026 | Wind |
| Kawailoa Solar | Kawailoa Solar, LLC | Haleiwa, HI | (HECO) | 64.5 GWh | Oct 2019 | Aug 2026 | Solar |
| Broadview Energy JN, LLC | Pattern Operators LP | Texico, NM | (GRIS) | 719.3 GWh | Feb 2017 | Aug 2026 | Wind |
| Waipio Solar | Waipio PV, LLC | Waipio, HI | (HECO) | 87.7 GWh | Aug 2019 | Aug 2026 | Solar |
| Klawock Power Generation Station | Alaska Power and Telephone Co | Klawock, AK | (NA) | 59.0 MWh | Jun 2017 | Dec 2025 | Distillate Fuel Oil |
| Slana Generating Station | Alaska Power and Telephone Co | Slana, AK | (NA) | 1.5 GWh | Dec 2015 | Dec 2025 | Distillate Fuel Oil |
| EE Waianae Solar Project | EE Waianae Solar Project LLC | Waianae, HI | (HECO) | 50.5 GWh | Dec 2016 | Aug 2026 | Solar |
| Tyee Lake Hydroelectric Facility | Southeast Alaska Power Agency | Wrangell, AK | (NA) | 103.4 GWh | Jun 1983 | Dec 2025 | Water |
| AES Lawai Solar Hybrid | AES Distributed Energy | Lawai, HI | 38.3 GWh | Nov 2018 | Aug 2026 | 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 | |
| KIUC Kapaia PV and BA Storage Project Hy | Tesla Inc. | Lihue, HI | (NA) | 21.1 GWh | Apr 2017 | Dec 2025 | Solar |
| Ambler | Alaska Village Elec Coop, Inc | Ambler, AK | 1.4 GWh | Nov 1990 | Dec 2025 | Distillate Fuel Oil | |
| Schofield Generating Station | Hawaiian Electric Co Inc | Schofield Barracks, HI | (HECO) | 18.9 GWh | May 2018 | Aug 2026 | Other Biomass Liquids |
| Kapolei Solar Energy Park | Altus Power America Management, LLC | Kapolei, HI | (HECO) | 1.3 GWh | Jan 2012 | Dec 2025 | Solar |
| Port Allen Solar | Ka Ie Ie Waho Company, LLC | Eleele, HI | 8.5 GWh | Nov 2012 | Dec 2024 | Solar | |
| Pearl City Peninsula Solar Park | Altus Power America Management, LLC | Honolulu, HI | (HECO) | 3.8 GWh | Oct 2012 | Dec 2025 | Solar |
| Na Pua Makani Wind Project | Na Pua Makani Power Partners LLC | Kahuku, HI | 82.8 GWh | Nov 2020 | Aug 2026 | Wind | |
| Mauka FIT One | Valta Energy | Kahuku, HI | 4.5 GWh | Sep 2020 | Dec 2025 | Solar | |
| KRS II Koloa Solar | Kauai Island Utility Cooperative | Koloa, HI | 18.2 GWh | May 2014 | Aug 2026 | Solar | |
| Aloha Solar Energy Fund 1 PK1 | Altus Power America Management, LLC | Waianae, HI | 7.2 GWh | Feb 2017 | Dec 2025 | Solar | |
| Hiilangaay Hydro | Haida Energy, Inc. | Hydaburg, AK | 6.1 GWh | Dec 2020 | Dec 2025 | Water | |
| 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 |
| Whitman | Ketchikan Public Utilities | Ketchikan, AK | 7.3 GWh | Dec 2014 | Dec 2025 | Water | |
| Allison Creek Hydro | Copper Valley Elec Assn, Inc | Valdez, AK | 22.9 GWh | Sep 2016 | Dec 2025 | Water | |
| Eklutna Generation Station | Matanuska Electric Assn Inc | Chugiak, AK | 310.9 GWh | Jan 2015 | Dec 2025 | Natural Gas | |
| KRS I Anahola Solar Hybrid | Kauai Island Utility Cooperative | Anahola, HI | 19.0 GWh | Jul 2015 | Aug 2026 | Solar | |
| AES Kekaha Solar, LLC Hybrid | AES Distributed Energy | Kekaha, HI | 26.6 GWh | Nov 2019 | Dec 2025 | Solar | |
| Kalaeloa Solar Two | Altus Power America Management, LLC | Honolulu, HI | 7.9 GWh | Nov 2012 | Dec 2025 | Solar | |
| Auwahi Wind Energy Hybrid | Auwahi Wind Energy LLC | Kula, HI | 90.7 GWh | Nov 2012 | Dec 2025 | Wind | |
| HNL Emergency Power Facility | Hawaiian Electric Co Inc | Honolulu, HI | 2.6 GWh | May 2017 | Dec 2025 | Other Biomass Liquids | |
| JBER Landfill Gas Power Plant | Doyon Utilities, LLC | Anchorage, AK | 41.7 GWh | Jul 2012 | Aug 2026 | Landfill Gas : 94.4% Natural Gas : 5.6% | |
| Twin Rivers Paper Co LLC | Twin Rivers Paper Co LLC | Madawaska, ME | (NBSO) | 105.1 GWh | Apr 1987 | Aug 2026 | Purchased Steam |
| Eva Creek Wind | Golden Valley Elec Assn Inc | Healy, AK | (NA) | 45.9 GWh | Dec 2012 | Dec 2025 | Wind |
| TNSG North Plant | TDX North Slope Generating Inc. | Deadhorse, AK | 54.5 GWh | Dec 2007 | Dec 2025 | Natural Gas | |
| Fire Island Wind | Fire Island Wind LLC | Anchorage, AK | 49.8 GWh | Aug 2012 | Dec 2025 | Wind | |
| Lanikuhana Solar LLC | Lanikuhana Solar LLC | Mililani, HI | (HECO) | 28.3 GWh | Aug 2019 | Aug 2026 | Solar |
| Hale Kuawehi Solar Hybrid | Hale Kuawehi Solar LLC | Waimea, HI | (HECO) | 77.8 GWh | Feb 2025 | Aug 2026 | Solar |
| West Loch Solar One | Hawaiian Electric Co Inc | Ewa Beach, HI | (HECO) | 39.9 GWh | Oct 2019 | Dec 2025 | Solar |
| Searsmont Road Lincolnville Solar, LLC | REA Investments, LLC | Lincolnville, ME | (NBSO) | 2.4 GWh | Mar 2022 | Dec 2025 | Solar |
| Gustavus | Alaska Power and Telephone Co | Gustavus, AK | (NA) | 4.1 GWh | Nov 2008 | Dec 2025 | Water : 88.7% Distillate Fuel Oil : 11.3% |
| AES Waikoloa Solar Hybrid | AES Distributed Energy | Waikoloa Village, HI | (HECO) | 55.6 GWh | Mar 2023 | Aug 2026 | Solar |
| AES Maui Kuihelani Solar Hybrid | AES Distributed Energy | Waikapu, HI | (HECO) | 90.1 GWh | Apr 2024 | Aug 2026 | Solar |
| Ho'Ohana Solar 1 | Ho'Ohana Solar 1 LLC | Waipahu, HI | (HECO) | 53.6 GWh | Jun 2025 | Aug 2026 | Solar |
| Waipio Peninsula | Pacific Energy Solutions, LLC | Waipio, HI | (HECO) | 16.1 GWh | Sep 2015 | Dec 2025 | Solar |
| AES Daigle Solar, LLC | AES Clean Energy | Fort Kent, ME | (NBSO) | 6.4 GWh | Apr 2023 | Dec 2025 | Solar |
| AES Pelletier Solar, LLC | AES Clean Energy | Fort Kent, ME | (NBSO) | 4.8 GWh | Apr 2023 | Dec 2025 | Solar |
| ME Novel Lighthouse - Huggard Ave Solar | Luminace Sunbeam Development Holdings, LLC | Limestone, ME | (NA) | 3.9 GWh | Jan 2024 | Dec 2025 | Solar |
| Houston Solar | Energy 49, LLC | Houston, AK | (NA) | 7.1 GWh | Aug 2023 | Dec 2025 | Solar |
| BYU - Hawaii | SkyHigh 2 Solar | Laie, HI | (HECO) | 5.4 GWh | Oct 2021 | Dec 2025 | Solar |
| AES West Oahu Solar Hybrid | AES Distributed Energy | Waipahu, HI | (HECO) | 20.3 GWh | Feb 2024 | Aug 2026 | Solar |
| Waiawa Solar Power Hybrid | Waiawa Solar Power LLC | Waipahu, HI | (HECO) | 52.4 GWh | Dec 2022 | Aug 2026 | Solar |
| BRE - Ritz Carlton Kapalua | Onyx Asset Services Group | Lahaina, HI | (HECO) | 127.0 MWh | Nov 2025 | Dec 2025 | Solar |
| Mauna Loa Macadamia Nut | Macadamia Nut Road Solar Project 2019 | Keaau, HI | (HECO) | 1.4 GWh | Nov 2021 | Dec 2025 | Solar |
| Wymans Deblois | REC RWD, LLC | Deblois, ME | (NBSO) | 7.8 GWh | Sep 2024 | Dec 2025 | Solar |
Summary of Power Plants By State
Figures are based on August 2026 generation numbers.| State | Rank | Active Plants | Aug 2026 Generation |
|---|---|---|---|
| Alabama | # 9 | 80 | 13,897.78 GWh |
| Alaska | # 48 | 146 | 672.99 GWh |
| Arizona | # 10 | 203 | 13,589.64 GWh |
| Arkansas | # 23 | 122 | 7,027.75 GWh |
| California | # 3 | 1,840 | 24,164.86 GWh |
| Colorado | # 30 | 321 | 5,322.30 GWh |
| Connecticut | # 34 | 180 | 4,400.98 GWh |
| Delaware | # 49 | 35 | 555.40 GWh |
| District of Columbia | # 51 | 19 | 21.71 GWh |
| Florida | # 2 | 345 | 28,185.93 GWh |
| Georgia | # 6 | 261 | 15,282.60 GWh |
| Hawaii | # 47 | 73 | 863.62 GWh |
| Idaho | # 43 | 152 | 1,754.56 GWh |
| Illinois | # 5 | 556 | 18,683.36 GWh |
| Indiana | # 17 | 226 | 9,970.06 GWh |
| Iowa | # 27 | 301 | 5,759.64 GWh |
| Kansas | # 26 | 191 | 6,368.18 GWh |
| Kentucky | # 21 | 63 | 7,221.26 GWh |
| Louisiana | # 14 | 93 | 10,670.45 GWh |
| Maine | # 45 | 250 | 1,285.31 GWh |
| Maryland | # 37 | 236 | 3,745.22 GWh |
| Massachusetts | # 41 | 679 | 1,958.59 GWh |
| Michigan | # 12 | 288 | 12,064.19 GWh |
| Minnesota | # 32 | 794 | 5,047.38 GWh |
| Mississippi | # 19 | 62 | 8,358.70 GWh |
| Missouri | # 22 | 134 | 7,125.71 GWh |
| State | Rank | Active Plants | Aug 2026 Generation |
|---|---|---|---|
| Montana | # 40 | 72 | 2,266.60 GWh |
| Nebraska | # 39 | 132 | 3,448.00 GWh |
| Nevada | # 29 | 117 | 5,523.31 GWh |
| New Hampshire | # 42 | 60 | 1,901.10 GWh |
| New Jersey | # 25 | 409 | 6,440.88 GWh |
| New Mexico | # 33 | 166 | 4,571.47 GWh |
| New York | # 11 | 1,087 | 13,130.21 GWh |
| North Carolina | # 8 | 921 | 14,263.55 GWh |
| North Dakota | # 38 | 62 | 3,579.89 GWh |
| Ohio | # 7 | 216 | 14,448.49 GWh |
| Oklahoma | # 13 | 153 | 10,965.38 GWh |
| Oregon | # 31 | 292 | 5,257.14 GWh |
| Pennsylvania | # 4 | 270 | 23,772.83 GWh |
| Rhode Island | # 46 | 108 | 924.31 GWh |
| South Carolina | # 16 | 214 | 9,989.71 GWh |
| South Dakota | # 44 | 53 | 1,486.65 GWh |
| Tennessee | # 18 | 101 | 8,430.26 GWh |
| Texas | # 1 | 1,069 | 65,726.98 GWh |
| Utah | # 36 | 131 | 4,074.82 GWh |
| Vermont | # 50 | 118 | 175.56 GWh |
| Virginia | # 15 | 255 | 10,241.54 GWh |
| Washington | # 20 | 137 | 8,189.60 GWh |
| West Virginia | # 28 | 41 | 5,593.74 GWh |
| Wisconsin | # 24 | 272 | 6,683.19 GWh |
| Wyoming | # 35 | 71 | 4,322.19 GWh |