Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Kahe | Hawaiian Electric Co Inc | Kapolei, HI | 2.9 TWh | Feb 1963 | Jun 2026 | Residual Fuel Oil : 99.9% | |
| Annex Creek | Alaska Electric Light & Power Co. | Juneau, AK | 10.3 GWh | Nov 1915 | Dec 2025 | Water | |
| 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 | |
| Sand Point | Sand Point Generating, LLC | Sand Point, AK | 3.6 GWh | Nov 2000 | Dec 2024 | 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% | |
| Craig (AK) | Alaska Power and Telephone Co | Craig, AK | 1.8 GWh | Aug 1983 | Dec 2024 | Distillate Fuel Oil | |
| Green Lake | City & Borough of Sitka - (AK) | Sitka, AK | 38.5 GWh | Mar 1982 | Dec 2025 | Water | |
| Waiau | Hawaiian Electric Co Inc | Pearl City, HI | 1.0 TWh | Nov 1947 | Jun 2026 | Residual Fuel Oil : 87.2% Distillate Fuel Oil : 12.8% | |
| 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 | |
| W H Hill | Hawaii Electric Light Co Inc | Hilo, HI | 145.4 GWh | Nov 1965 | Dec 2025 | Residual Fuel Oil | |
| Squa Pan Hydro Station | Algonquin Northern Maine | Masardis, ME | (NBSO) | 564.0 MWh | Nov 1941 | Dec 2025 | Water |
| 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 | |
| Dillingham | Nushagak Electric Coop, Inc | Dillingham, AK | 18.3 GWh | Apr 1988 | Dec 2025 | Distillate Fuel Oil | |
| 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 | |
| Nikiski Combined Cycle | Homer Electric Assn Inc | Nikiski, AK | 445.0 GWh | Aug 1986 | Dec 2025 | Natural Gas | |
| Pakini Nui Wind Farm | Apollo Energy Corp | Naalehu, HI | 107.1 GWh | Mar 2007 | Jun 2026 | Wind | |
| Hamakua Energy Plant | Hamakua Energy LP | Honokaa, HI | 141.7 GWh | Jun 2000 | Jun 2026 | Waste/Other Oil : 60.7% Distillate Fuel Oil : 29.1% Other Biomass Liquids : 10.2% | |
| False Island | Alaska Power and Telephone Co | Thorne Bay, AK | 2.5 GWh | Oct 2003 | Dec 2024 | Distillate Fuel Oil | |
| Kasidaya Creek Hydro | Alaska Power and Telephone Co | Skagway, AK | 11.7 GWh | Sep 2008 | Dec 2025 | Water | |
| Campbell Industrial Park | Hawaiian Electric Co Inc | Kapolei, HI | 155.1 GWh | Jun 2009 | Jun 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 | 44.9 GWh | Dec 2005 | Jun 2026 | Wind | |
| Hana Substation | Maui Electric Co Ltd | Hana, HI | 84.0 MWh | Mar 2001 | Dec 2025 | Distillate Fuel Oil | |
| Mars Hill Wind Farm Project | Evergreen Wind, LLC | Mars Hill, ME | (NBSO) | 128.3 GWh | Feb 2007 | Dec 2025 | Wind |
| 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 | 192.4 GWh | Aug 2002 | Jun 2026 | Other Fuel : 99.5% Distillate Fuel Oil : 0.5% | |
| Schofield Generating Station | Hawaiian Electric Co Inc | Schofield Barracks, HI | (HECO) | 14.6 GWh | May 2018 | Jun 2026 | Other Biomass Liquids : 96.2% Distillate Fuel Oil : 3.8% |
| 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 |
| 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 | |
| New Stuyahok | Alaska Village Elec Coop, Inc | New Stuyahok, AK | 1.9 GWh | Jul 2003 | Dec 2025 | Distillate Fuel Oil | |
| Hiilangaay Hydro | Haida Energy, Inc. | Hydaburg, AK | 4.4 GWh | Dec 2020 | Dec 2024 | Water | |
| 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 | |
| Biomass to Energy Facility, Kauai | Mahipapa LLC | Koloa, HI | 28.6 GWh | Apr 2014 | Dec 2025 | Agricultural By-Products | |
| Pearl City Peninsula Solar Park | Altus Power America Management, LLC | Honolulu, HI | (HECO) | 3.8 GWh | Oct 2012 | Dec 2025 | Solar |
| Port Allen Solar | Ka Ie Ie Waho Company, LLC | Eleele, HI | 8.5 GWh | Nov 2012 | Dec 2024 | Solar | |
| Allison Creek Hydro | Copper Valley Elec Assn, Inc | Valdez, AK | 22.9 GWh | Sep 2016 | Dec 2025 | Water | |
| Waihonu South Solar | ERCAM LLC | Mililani, HI | 2.5 GWh | Jun 2016 | Dec 2025 | Solar | |
| Na Pua Makani Wind Project | Na Pua Makani Power Partners LLC | Kahuku, HI | 87.0 GWh | Nov 2020 | Jun 2026 | Wind | |
| Delta Wind Farm | Alaska Environmental Power | Delta Junction, AK | (NA) | 4.2 GWh | Aug 2008 | Dec 2025 | Wind |
| Mauka FIT One | Valta Energy | Kahuku, HI | 4.5 GWh | Sep 2020 | Dec 2025 | Solar | |
| Whitman | Ketchikan Public Utilities | Ketchikan, AK | 7.3 GWh | Dec 2014 | Dec 2025 | Water | |
| Kapolei Solar Energy Park | Altus Power America Management, LLC | Kapolei, HI | (HECO) | 1.3 GWh | Jan 2012 | Dec 2025 | Solar |
| Aloha Solar Energy Fund 1 PK1 | Altus Power America Management, LLC | Waianae, HI | 7.2 GWh | Feb 2017 | Dec 2025 | Solar | |
| KRS I Anahola Solar Hybrid | Kauai Island Utility Cooperative | Anahola, HI | 19.2 GWh | Jul 2015 | Jun 2026 | Solar | |
| KRS II Koloa Solar | Kauai Island Utility Cooperative | Koloa, HI | 18.2 GWh | May 2014 | Jun 2026 | Solar | |
| Eklutna Generation Station | Matanuska Electric Assn Inc | Chugiak, AK | 310.9 GWh | Jan 2015 | Dec 2025 | Natural Gas | |
| Broadview Energy KW, LLC | Pattern Operators LP | Texico, NM | (GRIS) | 555.1 GWh | Feb 2017 | Jun 2026 | Wind |
| Broadview Energy JN, LLC | Pattern Operators LP | Texico, NM | (GRIS) | 695.9 GWh | Feb 2017 | Jun 2026 | Wind |
| Kawailoa Solar | Kawailoa Solar, LLC | Haleiwa, HI | (HECO) | 68.1 GWh | Oct 2019 | Jun 2026 | Solar |
| Waipio Solar | Waipio PV, LLC | Waipio, HI | (HECO) | 90.2 GWh | Aug 2019 | Jun 2026 | Solar |
| AES Kekaha Solar, LLC Hybrid | AES Distributed Energy | Kekaha, HI | 26.6 GWh | Nov 2019 | Dec 2025 | Solar | |
| Tyee Lake Hydroelectric Facility | Southeast Alaska Power Agency | Wrangell, AK | (NA) | 103.4 GWh | Jun 1983 | Dec 2025 | Water |
| EE Waianae Solar Project | EE Waianae Solar Project LLC | Waianae, HI | (HECO) | 52.7 GWh | Dec 2016 | Jun 2026 | Solar |
| AES Lawai Solar Hybrid | AES Distributed Energy | Lawai, HI | 39.1 GWh | Nov 2018 | Jun 2026 | Solar | |
| Klawock Power Generation Station | Alaska Power and Telephone Co | Klawock, AK | (NA) | 500.0 MWh | Jun 2017 | Dec 2024 | Distillate Fuel Oil |
| Slana Generating Station | Alaska Power and Telephone Co | Slana, AK | (NA) | 1.4 GWh | Dec 2015 | Dec 2024 | Distillate Fuel Oil |
| JBER Landfill Gas Power Plant | Doyon Utilities, LLC | Anchorage, AK | 43.0 GWh | Jul 2012 | Jun 2026 | Landfill Gas : 95.0% Natural Gas : 5.0% | |
| TNSG North Plant | TDX North Slope Generating Inc. | Deadhorse, AK | 51.3 GWh | Dec 2007 | Dec 2024 | Natural Gas | |
| Lanikuhana Solar LLC | Lanikuhana Solar LLC | Mililani, HI | (HECO) | 28.9 GWh | Aug 2019 | Jun 2026 | Solar |
| Twin Rivers Paper Co LLC | Twin Rivers Paper Co LLC | Madawaska, ME | (NBSO) | 102.9 GWh | Apr 1987 | Jun 2026 | Purchased Steam |
| Eva Creek Wind | Golden Valley Elec Assn Inc | Healy, AK | (NA) | 45.9 GWh | Dec 2012 | Dec 2025 | Wind |
| 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 | |
| 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 | |
| Hale Kuawehi Solar Hybrid | Hale Kuawehi Solar LLC | Waimea, HI | (HECO) | 77.1 GWh | Feb 2025 | Jun 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 |
| ME Novel Lighthouse - Huggard Ave Solar | Luminace Sunbeam Development Holdings, LLC | Limestone, ME | (NA) | 3.9 GWh | Jan 2024 | 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 |
| Houston Solar | Energy 49, LLC | Houston, AK | (NA) | 7.1 GWh | Aug 2023 | Dec 2025 | Solar |
| Waiawa Solar Power Hybrid | Waiawa Solar Power LLC | Waipahu, HI | (HECO) | 54.1 GWh | Dec 2022 | Jun 2026 | Solar |
| AES West Oahu Solar Hybrid | AES Distributed Energy | Waipahu, HI | (HECO) | 19.6 GWh | Feb 2024 | Jun 2026 | Solar |
| BYU - Hawaii | SkyHigh 2 Solar | Laie, HI | (HECO) | 5.4 GWh | Oct 2021 | Dec 2025 | Solar |
| Waipio Peninsula | Pacific Energy Solutions, LLC | Waipio, HI | (HECO) | 16.1 GWh | Sep 2015 | Dec 2025 | Solar |
| AES Waikoloa Solar Hybrid | AES Distributed Energy | Waikoloa Village, HI | (HECO) | 56.8 GWh | Mar 2023 | Jun 2026 | Solar |
| Ho'Ohana Solar 1 | Ho'Ohana Solar 1 LLC | Waipahu, HI | (HECO) | 57.8 GWh | Jun 2025 | Jun 2026 | Solar |
| AES Maui Kuihelani Solar Hybrid | AES Distributed Energy | Waikapu, HI | (HECO) | 94.4 GWh | Apr 2024 | Jun 2026 | Solar |
| BRE - Ritz Carlton Kapalua | Onyx Asset Services Group | Lahaina, HI | (HECO) | 127.0 MWh | Nov 2025 | Dec 2025 | Solar |
| Wymans Deblois | REC RWD, LLC | Deblois, ME | (NBSO) | 7.8 GWh | Sep 2024 | Dec 2025 | Solar |
| Kuihelani Substation | Maui Electric Co Ltd | Kahului, HI | 18.0 MWh | Jul 2023 | Dec 2025 | Distillate Fuel Oil | |
| Mauna Loa Macadamia Nut | Macadamia Nut Road Solar Project 2019 | Keaau, HI | (HECO) | 1.4 GWh | Nov 2021 | Dec 2024 | Solar |
| Gustavus | Alaska Power and Telephone Co | Gustavus, AK | (NA) | 247.0 MWh | Nov 2008 | Dec 2024 | Distillate Fuel Oil |
Summary of Power Plants By State
Figures are based on June 2026 generation numbers.| State | Rank | Active Plants | Jun 2026 Generation |
|---|---|---|---|
| Alabama | # 9 | 77 | 12,594.28 GWh |
| Alaska | # 48 | 140 | 563.53 GWh |
| Arizona | # 11 | 199 | 11,138.97 GWh |
| Arkansas | # 21 | 117 | 6,425.86 GWh |
| California | # 4 | 1,744 | 17,197.11 GWh |
| Colorado | # 29 | 309 | 4,933.21 GWh |
| Connecticut | # 34 | 173 | 3,737.86 GWh |
| Delaware | # 49 | 35 | 376.53 GWh |
| District of Columbia | # 51 | 17 | 18.29 GWh |
| Florida | # 2 | 342 | 26,309.59 GWh |
| Georgia | # 7 | 250 | 13,880.75 GWh |
| Hawaii | # 47 | 70 | 767.91 GWh |
| Idaho | # 41 | 152 | 2,099.32 GWh |
| Illinois | # 5 | 494 | 16,673.62 GWh |
| Indiana | # 18 | 222 | 8,401.10 GWh |
| Iowa | # 23 | 297 | 6,139.01 GWh |
| Kansas | # 25 | 188 | 5,758.25 GWh |
| Kentucky | # 22 | 61 | 6,181.49 GWh |
| Louisiana | # 15 | 90 | 9,779.36 GWh |
| Maine | # 45 | 242 | 1,215.46 GWh |
| Maryland | # 36 | 228 | 3,591.08 GWh |
| Massachusetts | # 44 | 666 | 1,410.23 GWh |
| Michigan | # 14 | 276 | 9,804.74 GWh |
| Minnesota | # 30 | 790 | 4,889.70 GWh |
| Mississippi | # 20 | 60 | 6,899.16 GWh |
| Missouri | # 24 | 129 | 6,066.44 GWh |
| State | Rank | Active Plants | Jun 2026 Generation |
|---|---|---|---|
| Montana | # 40 | 71 | 2,225.73 GWh |
| Nebraska | # 39 | 126 | 3,184.64 GWh |
| Nevada | # 31 | 117 | 4,654.59 GWh |
| New Hampshire | # 43 | 57 | 1,659.52 GWh |
| New Jersey | # 28 | 398 | 5,055.63 GWh |
| New Mexico | # 33 | 159 | 4,408.01 GWh |
| New York | # 10 | 1,064 | 11,564.60 GWh |
| North Carolina | # 8 | 913 | 12,773.20 GWh |
| North Dakota | # 35 | 59 | 3,713.80 GWh |
| Ohio | # 6 | 213 | 13,969.06 GWh |
| Oklahoma | # 17 | 144 | 9,156.03 GWh |
| Oregon | # 27 | 281 | 5,322.08 GWh |
| Pennsylvania | # 3 | 259 | 21,018.65 GWh |
| Rhode Island | # 46 | 107 | 854.92 GWh |
| South Carolina | # 16 | 209 | 9,442.42 GWh |
| South Dakota | # 42 | 53 | 1,803.66 GWh |
| Tennessee | # 19 | 99 | 7,036.17 GWh |
| Texas | # 1 | 1,028 | 57,844.67 GWh |
| Utah | # 38 | 129 | 3,196.09 GWh |
| Vermont | # 50 | 118 | 180.62 GWh |
| Virginia | # 12 | 250 | 10,352.13 GWh |
| Washington | # 13 | 135 | 10,051.77 GWh |
| West Virginia | # 32 | 41 | 4,489.44 GWh |
| Wisconsin | # 26 | 266 | 5,542.48 GWh |
| Wyoming | # 37 | 69 | 3,318.53 GWh |