Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| GEN005 Antibody Fuel Cell | 2016 ESA Project Company, LLC | Oceanside, CA | California Independent System Operator (CISO) | 19.5 GWh | Mar 2019 | Dec 2025 | Natural Gas |
| Galloway 2 Solar Farm | 224WB 8me LLC | Paint Rock, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 231.9 GWh | Sep 2023 | May 2026 | Solar |
| Galloway 1 Solar Farm | 225DD 8me LLC | Paint Rock, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 501.2 GWh | Sep 2021 | May 2026 | Solar |
| GreenparkSolar | Adapture Renewables, Inc. | Salem, OR | Portland General Electric Company (PGE) | 1.9 GWh | Oct 2020 | Dec 2025 | Solar |
| Gastonia Solar Center | Adapture Renewables, Inc. | Gastonia, NC | Duke Energy Carolinas (DUK) | 8.1 GWh | Nov 2018 | Dec 2025 | Solar |
| Green Meadow Solar, LLC | Adapture Renewables, Inc. | Helena, MT | NorthWestern Corporation (NWMT) | 5.1 GWh | Mar 2017 | May 2026 | Solar |
| Great Divide Solar, LLC | Adapture Renewables, Inc. | Canyon Creek, MT | NorthWestern Corporation (NWMT) | 5.7 GWh | Aug 2017 | May 2026 | Solar |
| Geer Road Solar 1 CSG | AES Clean Energy | Hudson Falls, NY | New York Independent System Operator (NYIS) | 1.4 GWh | Jul 2025 | Dec 2025 | Solar |
| Geer Road Solar 2 CSG | AES Clean Energy | Hudson Falls, NY | New York Independent System Operator (NYIS) | 740.0 MWh | Aug 2025 | Dec 2025 | Solar |
| Great Cove Solar II | AES Clean Energy | Saint Thomas, PA | PJM Interconnection, LLC (PJM) | 259.6 GWh | Nov 2023 | May 2026 | Solar |
| Green Beanworks D PV | AES Distributed Energy | Palmdale, CA | California Independent System Operator (CISO) | 6.3 GWh | Jul 2018 | Dec 2025 | Solar |
| Green Beanworks C PV | AES Distributed Energy | Palmdale, CA | California Independent System Operator (CISO) | 8.3 GWh | Jul 2018 | Dec 2025 | Solar |
| Green Beanworks B PV | AES Distributed Energy | Lancaster, CA | California Independent System Operator (CISO) | 6.0 GWh | Nov 2018 | Dec 2025 | Solar |
| Great Cove Solar | AES Distributed Energy | McConnellsburg, PA | PJM Interconnection, LLC (PJM) | 124.5 GWh | Nov 2023 | May 2026 | Solar |
| Greenwich Solar 1, LLC CSG | AES Distributed Energy | Greenwich, NY | New York Independent System Operator (NYIS) | 6.5 GWh | Nov 2020 | Dec 2025 | Solar |
| Glenmere Lake | AES Distributed Energy | Goshen, NY | ISO New England (ISNE) | 3.5 GWh | May 2021 | Dec 2025 | Solar |
| Georgetown | AES Indiana | Indianapolis, IN | Midcontinent Independent System Operator, Inc. (MISO) | 307.0 GWh | May 2000 | Dec 2025 | Natural Gas |
| Geismar Cogen | Air Liquide Large Industries U S LP | Geismar, LA | Midcontinent Independent System Operator, Inc. (MISO) | 528.4 GWh | Dec 1999 | Dec 2025 | Natural Gas |
| Greene County | Alabama Power Co | Demopolis, AL | Southern Company Services, Inc. - Trans (SOCO) | 924.9 GWh | May 1965 | May 2026 | Natural Gas : 99.9% |
| General Electric Plastic | Alabama Power Co | Burkeville, AL | Southern Company Services, Inc. - Trans (SOCO) | 521.7 GWh | Jun 1999 | Dec 2025 | Natural Gas |
| Gold Creek | Alaska Electric Light & Power Co. | Juneau, AK | 4.6 GWh | Aug 1906 | Dec 2025 | Water | |
| Gustavus | Alaska Power and Telephone Co | Gustavus, AK | (NA) | 247.0 MWh | Nov 2008 | Dec 2024 | Distillate Fuel Oil |
| Goat Lake Hydro | Alaska Power and Telephone Co | Skagway, AK | 14.0 GWh | Nov 1997 | Dec 2025 | Water | |
| Gambell | Alaska Village Elec Coop, Inc | Gambell, AK | 2.4 GWh | Nov 1985 | Dec 2025 | Distillate Fuel Oil | |
| Green Island Hydroelectric Station | Albany Engineering Corporation | Green Island, NY | New York Independent System Operator (NYIS) | 38.2 GWh | Oct 1922 | Dec 2025 | Water |
| Glen Ullin Energy Center | ALLETE Clean Energy | Glen Ullin, ND | Midcontinent Independent System Operator, Inc. (MISO) | 423.3 GWh | Nov 2019 | May 2026 | Wind |
| Gloucester | Altus Power America Management, LLC | Gloucester City, NJ | PJM Interconnection, LLC (PJM) | 3.2 GWh | Nov 2019 | Dec 2025 | Solar |
| Greenville CSG | Altus Power America Management, LLC | Port Jervis, NY | New York Independent System Operator (NYIS) | 2.8 GWh | Jul 2019 | Dec 2025 | Solar |
| Green Meadows | Altus Power America Management, LLC | Sandwich, MA | ISO New England (ISNE) | 5.1 GWh | Apr 2014 | Dec 2025 | Solar |
| Griffith | Altus Power America Management, LLC | Griffith, IN | Midcontinent Independent System Operator, Inc. (MISO) | 2.6 GWh | Feb 2013 | Dec 2025 | Solar |
| Gridley Main Two | Altus Power America Management, LLC | Gridley, CA | California Independent System Operator (CISO) | 3.6 GWh | Mar 2013 | Dec 2025 | Solar |
| Gridley Main | Altus Power America Management, LLC | Gridley, CA | California Independent System Operator (CISO) | 1.4 GWh | Feb 2013 | Dec 2025 | Solar |
| Gary Solar | Altus Power America Management, LLC | Bishopville, SC | Duke Energy Progress East (CPLE) | 3.7 GWh | Nov 2018 | Dec 2025 | Solar |
| Gunnison Solar | Altus Power America Management, LLC | Gunnison, UT | PacifiCorp East (PACE) | 3.8 GWh | Aug 2022 | Dec 2025 | Solar |
| Goldenrod Solar | Altus Power America Management, LLC | Pamplico, SC | Duke Energy Progress East (CPLE) | 3.8 GWh | Feb 2019 | Dec 2025 | Solar |
| GSE NM1 | Altus Power America Management, LLC | Dexter, NM | Southwest Power Pool (SWPP) | 4.5 GWh | Apr 2011 | Dec 2025 | Solar |
| Ghent (NY) | Altus Power America Management, LLC | Ghent, NY | New York Independent System Operator (NYIS) | 7.9 GWh | May 2021 | Dec 2025 | Solar |
| GELD Solar Farm | Ameresco, Inc - GELD | Groton, MA | ISO New England (ISNE) | 3.3 GWh | May 2016 | Dec 2025 | Solar |
| Grant Town Power Plant | American Bituminous Power LP | Grant Town, WV | PJM Interconnection, LLC (PJM) | 557.3 GWh | Jun 1992 | Sep 2025 | Waste/Other Coal : 80.7% Natural Gas : 19.3% |
| Girard (PA) RTO BTM | American Mun Power-Ohio, Inc | Girard, PA | PJM Interconnection, LLC (PJM) | 215.0 MWh | Feb 2022 | Dec 2025 | Distillate Fuel Oil |
| Galion Generating Station | American Mun Power-Ohio, Inc | Galion, OH | PJM Interconnection, LLC (PJM) | 2.5 GWh | May 2000 | Dec 2025 | Natural Gas |
| Galion | American Mun Power-Ohio, Inc | Galion, OH | PJM Interconnection, LLC (PJM) | 262.0 MWh | Jun 2001 | Dec 2025 | Distillate Fuel Oil |
| Gilman Mill | Ampersand Gilman Hydro LP | Gilman, VT | ISO New England (ISNE) | 2.2 GWh | Dec 1940 | Dec 2025 | Water |
| Gulfport Naval Base CSG PV System | Arcadia Solar, LLC | Gulfport, MS | Southern Company Services, Inc. - Trans (SOCO) | 5.8 GWh | Apr 2017 | Dec 2025 | Solar |
| Gulf Coast Solar Center II | Arevon Energy, Inc. | Navarre, FL | Southern Company Services, Inc. - Trans (SOCO) | 80.8 GWh | Oct 2017 | May 2026 | Solar |
| Gulf Coast Solar Center I | Arevon Energy, Inc. | Valparaiso, FL | Southern Company Services, Inc. - Trans (SOCO) | 60.4 GWh | May 2017 | May 2026 | Solar |
| Gulf Coast Solar Center III | Arevon Energy, Inc. | Bellview, FL | Southern Company Services, Inc. - Trans (SOCO) | 97.2 GWh | Oct 2017 | May 2026 | Solar |
| Gila Bend Hybrid | Arizona Public Service Co | Gila Bend, AZ | Arizona Public Service Company (AZPS) | 72.1 GWh | Sep 2014 | Dec 2025 | Solar |
| Gowanus Gas Turbines Generating | Astoria Generating Company, L.P. | Brooklyn, NY | New York Independent System Operator (NYIS) | 61.0 GWh | May 1971 | Dec 2025 | Natural Gas : 86.8% Distillate Fuel Oil : 13.2% |
| Graniteville Enterprise Division | Augusta Canal Authority | Augusta, GA | Southern Company Services, Inc. - Trans (SOCO) | 1.9 GWh | Dec 1920 | May 2026 | Water |
| Golden Hill Wind | Avangrid Power LLC | Wasco, OR | Avangrid Renewables, LLC (AVRN) | 607.9 GWh | Mar 2022 | May 2026 | Wind |
| Groton Wind LLC | Avangrid Power LLC | Groton, NH | ISO New England (ISNE) | 101.4 GWh | Nov 2012 | May 2026 | Wind |
| Grinnell College | Azimuth 180 Solar Electric, LLC | Grinnell, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.6 GWh | Mar 2024 | Dec 2024 | Solar |
| Geismar | BASF Corporation | Geismar, LA | Midcontinent Independent System Operator, Inc. (MISO) | 625.6 GWh | Jun 1985 | Dec 2025 | Natural Gas : 85.5% Other Gas : 14.5% |
| Groton Generation Station | Basin Electric Power Coop | Groton, SD | Southwest Power Pool (SWPP) | 220.7 GWh | Jun 2006 | Dec 2025 | Natural Gas |
| Grande Prairie Wind Farm | BHE Renewables, LLC | O'Neill, NE | Southwest Power Pool (SWPP) | 1.2 TWh | Nov 2016 | May 2026 | Wind |
| Gulf Island | Brookfield White Pine Hydro LLC | Lewiston, ME | ISO New England (ISNE) | 115.0 GWh | Dec 1925 | Dec 2025 | Water |
| Greenville Electric Generating Station | Buckeye Power, Inc | Greenville, OH | PJM Interconnection, LLC (PJM) | 105.0 GWh | May 2000 | Dec 2024 | Natural Gas : 99.6% |
| Graniterock Quarry | CalCom Energy | Aromas, CA | California Independent System Operator (CISO) | 8.8 GWh | Aug 2022 | Dec 2025 | Solar |
| Gilroy Peaking Energy Center | Calpine Gilroy Cogen LP | Gilroy, CA | California Independent System Operator (CISO) | 30.9 GWh | Oct 2001 | Dec 2025 | Natural Gas |
| Gilroy Power Plant | Calpine Gilroy Cogen LP | Gilroy, CA | California Independent System Operator (CISO) | 21.1 GWh | Sep 1987 | Dec 2025 | Natural Gas |
| Greenleaf 1 | Calpine Greenleaf Holding, Inc. | Yuba City, CA | California Independent System Operator (CISO) | 2.6 GWh | Jan 1989 | Dec 2025 | Natural Gas |
| Gold Meadow Farms | Captona Lippitt Ave Cranston LLC | Cranston, RI | ISO New England (ISNE) | 27.1 GWh | Apr 2019 | Dec 2025 | Solar |
| Golden Solar | Cardinal Renewables | St. Johnsbury, VT | ISO New England (ISNE) | 3.6 GWh | Oct 2021 | Dec 2025 | Solar |
| Grafton Solar | CD US Solar MT 2 LLC | Grafton, MA | ISO New England (ISNE) | 2.0 GWh | Sep 2013 | Dec 2025 | Solar |
| Gas Turbine (IA) | Cedar Falls Utilities | Cedar Falls, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.1 GWh | Dec 1967 | Dec 2025 | Natural Gas |
| Gardners Falls | Central Rivers Power MA, LLC | Buckland, MA | ISO New England (ISNE) | 11.4 GWh | Dec 1913 | Dec 2025 | Water |
| Garvins Falls | Central Rivers Power NH, LLC | Bow, NH | ISO New England (ISNE) | 24.8 GWh | Jul 1925 | Dec 2025 | Water |
| Gorham | Central Rivers Power NH, LLC | Gorham, NH | ISO New England (ISNE) | 8.4 GWh | Jul 1917 | Dec 2025 | Water |
| Gauley River Power Partners | Central Rivers Power WV, LLC | Summersville, WV | PJM Interconnection, LLC (PJM) | 149.1 GWh | Jun 2001 | Dec 2025 | Water |
| George M Sullivan Generation Plant 2 | Chugach Electric Assn Inc | Anchorage, AK | 1.8 TWh | Dec 1974 | Dec 2025 | Natural Gas | |
| Green Lake | City & Borough of Sitka - (AK) | Sitka, AK | 38.5 GWh | Mar 1982 | Dec 2025 | Water | |
| George Birdsall | City of Colorado Springs - (CO) | Colorado Springs, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 42.5 GWh | Jul 1953 | Nov 2025 | Natural Gas |
| Gardner Energy Center | City of Gardner - (KS) | Gardner, KS | Southwest Power Pool (SWPP) | 504.0 MWh | Apr 1990 | Dec 2025 | Natural Gas |
| Garnett Municipal | City of Garnett - (KS) | Garnett, KS | Southwest Power Pool (SWPP) | 9.0 MWh | Dec 1929 | Dec 2025 | Distillate Fuel Oil |
| Gaston Memorial Hospital | City of Gastonia - (NC) | Gastonia, NC | Duke Energy Carolinas (DUK) | 22.0 MWh | Apr 2006 | Sep 2025 | Distillate Fuel Oil |
| Geneseo | City of Geneseo - (IL) | Geneseo, IL | Midcontinent Independent System Operator, Inc. (MISO) | 7.8 GWh | Jun 1957 | May 2026 | Wind : 73.9% Solar : 21.1% Distillate Fuel Oil : 4.9% |
| Geneva Generation Facility | City of Geneva - (IL) | Geneva, IL | PJM Interconnection, LLC (PJM) | 12.7 GWh | May 2005 | Dec 2025 | Natural Gas |
| Girard | City of Girard - (KS) | Girard, KS | Southwest Power Pool (SWPP) | 41.0 MWh | Aug 1955 | Dec 2025 | Distillate Fuel Oil : 87.2% Natural Gas : 12.8% |
| Grayson | City of Glendale - (CA) | Glendale, CA | Los Angeles Department of Water and Power (LDWP) | 8.6 GWh | Nov 1953 | May 2026 | Natural Gas |
| Graettinger | City of Graettinger - (IA) | Graettinger, IA | Midcontinent Independent System Operator, Inc. (MISO) | 49.0 MWh | Jul 1957 | Dec 2025 | Distillate Fuel Oil |
| Grand Junction | City of Grand Junction - (IA) | Grand Junction, IA | Midcontinent Independent System Operator, Inc. (MISO) | 41.0 MWh | Nov 1994 | Dec 2025 | Distillate Fuel Oil |
| Grand Marais | City of Grand Marais - (MN) | Grand Marais, MN | Midcontinent Independent System Operator, Inc. (MISO) | 164.0 MWh | Jan 2004 | Dec 2025 | Distillate Fuel Oil |
| Granite Falls | City of Granite Falls - (MN) | Granite Falls, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | Jul 1932 | Dec 2025 | Water |
| Greenup Hydro | City of Hamilton - (OH) | Franklin Furnace, OH | PJM Interconnection, LLC (PJM) | 265.6 GWh | Nov 1982 | Dec 2025 | Water |
| Gem State | City of Idaho Falls - (ID) | Idaho Falls, ID | PacifiCorp East (PACE) | 117.2 GWh | Oct 1988 | Dec 2025 | Water |
| Godwin Drive Plant | City of Manassas - (VA) | Manassas, VA | PJM Interconnection, LLC (PJM) | 416.0 MWh | Apr 1990 | Dec 2024 | Distillate Fuel Oil |
| Gateway Gen | City of Manassas - (VA) | Manassas, VA | PJM Interconnection, LLC (PJM) | 251.0 MWh | Feb 1996 | Dec 2024 | Distillate Fuel Oil |
| Glenarm | City of Pasadena - (CA) | Pasadena, CA | California Independent System Operator (CISO) | 129.8 GWh | Dec 1975 | Dec 2025 | Natural Gas |
| Gas Utilization Facility | City of San Diego - (CA) | San Diego, CA | California Independent System Operator (CISO) | 28.7 GWh | May 1985 | May 2026 | Other Biomass Gas |
| Gianera | City of Santa Clara - (CA) | Santa Clara, CA | California Independent System Operator (CISO) | 15.1 GWh | May 1986 | Dec 2025 | Natural Gas |
| Grizzly | City of Santa Clara - (CA) | N/A, CA | California Independent System Operator (CISO) | 43.3 GWh | Oct 1993 | Dec 2025 | Water |
| Gorge | City of Seattle - (WA) | Rockport, WA | Seattle City Light (SCL) | 912.4 GWh | Aug 1924 | May 2026 | Water |
| Gilliam South | City of Stuart - (IA) | Stuart, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.0 MWh | Jan 2001 | Dec 2025 | Distillate Fuel Oil |
| GSPP Boxborough Littleton (MA) | CleanCapital Holdings | Boxborough, MA | ISO New England (ISNE) | 6.2 GWh | Dec 2018 | Dec 2025 | Solar |
| Gohman Community Solar (CSG) | CleanCapital Holdings | Clear Lake, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.6 GWh | Jan 2020 | Dec 2025 | Solar |
| Gorham Solar 1 (CSG) | CleanCapital Holdings | Gorham, ME | ISO New England (ISNE) | 6.6 GWh | Oct 2023 | Dec 2025 | Solar |
| GD West Greenwich Victory I, LLC | CleanCapital Holdings | West Greenwich, RI | ISO New England (ISNE) | 2.7 GWh | Nov 2019 | Dec 2025 | Solar |
| GD Richmond Buttonwoods I, LLC | CleanCapital Holdings | Richmond, RI | ISO New England (ISNE) | 2.0 GWh | Nov 2019 | Dec 2025 | Solar |
| GreenStruxure BBU004, LLC | ClearGen LLC | Montebello, CA | California Independent System Operator (CISO) | 2.5 GWh | Nov 2023 | Dec 2025 | 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 |