Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Wallingford Energy | Wallingford Energy LLC | Wallingford, CT | ISO New England (ISNE) | 107.0 GWh | Jul 2001 | Dec 2025 | Natural Gas |
| MMSD South Shore Wastewater | Milwaukee Metro Sewerage Dist | Oak Creek, WI | Midcontinent Independent System Operator, Inc. (MISO) | 23.0 GWh | Jul 2000 | Dec 2025 | Other Biomass Gas : 88.5% Natural Gas : 11.5% |
| Water Filter Plant #2 | City of Morganton - (NC) | Morganton, NC | Duke Energy Carolinas (DUK) | 1.0 MWh | Apr 2013 | Dec 2025 | Distillate Fuel Oil |
| Escondido Energy Center | Wellhead Services, Inc | Escondido, CA | California Independent System Operator (CISO) | 3.2 GWh | Dec 2013 | Dec 2025 | Natural Gas |
| Indigo Energy Facility | Diamond Generating Corporation | North Palm Springs, CA | California Independent System Operator (CISO) | 6.2 GWh | Jun 2001 | Dec 2025 | Natural Gas |
| Larkspur Energy Facility | Diamond Generating Corporation | San Diego, CA | California Independent System Operator (CISO) | 23.0 GWh | Jun 2001 | Dec 2025 | Natural Gas |
| Klamath Expansion Project | Klamath Energy LLC | Klamath Falls, OR | Avangrid Renewables, LLC (AVRN) | 9.2 GWh | Apr 2002 | Dec 2025 | Natural Gas |
| FPL Energy Vansycle LLC (WA) | FPL Energy Vansycle LLC | Touchet, WA | Bonneville Power Administration (BPAT) | 249.7 GWh | Nov 2001 | Dec 2025 | Wind |
| Agassiz Beach LLC | CHI Operations Inc | Averill, MN | Midcontinent Independent System Operator, Inc. (MISO) | 3.3 GWh | Jan 2001 | Dec 2025 | Wind |
| Llano Estacado Wind Ranch | Llano Estacado Wind Ranch | White Deer, TX | Southwest Power Pool (SWPP) | 77.0 GWh | Nov 2001 | Dec 2025 | Wind |
| GRS C&C | Gas Recovery Systems Inc | Marshall, MI | Midcontinent Independent System Operator, Inc. (MISO) | 21.0 GWh | Jan 1995 | Dec 2025 | Landfill Gas |
| GRS CMS | Gas Recovery Systems Inc | Concord, NC | Duke Energy Carolinas (DUK) | 4.3 GWh | Nov 1999 | Dec 2025 | Landfill Gas |
| Lambie Energy Center | Gilroy Energy Center LLC | Suisun, CA | California Independent System Operator (CISO) | 5.4 GWh | Dec 2002 | Dec 2025 | Natural Gas |
| Goose Haven Energy Center | Goose Haven Energy Center | Suisun, CA | California Independent System Operator (CISO) | 4.0 GWh | Dec 2002 | Dec 2025 | Natural Gas |
| University Park North | LSP University Park LLC | University Park, IL | PJM Interconnection, LLC (PJM) | 277.6 GWh | May 2002 | Dec 2025 | Natural Gas |
| Plains End | Plains End Operating Services LLC | Arvada, CO | Public Service Company of Colorado (PSCO) | 9.9 GWh | Apr 2002 | Dec 2025 | Natural Gas |
| Spring Creek Energy Center | Evergy Kansas Central, Inc | Edmond, OK | Southwest Power Pool (SWPP) | 123.6 GWh | Apr 2001 | Dec 2025 | Natural Gas |
| Chambersburg | Chambersburg Energy, LLC | Chambersburg, PA | PJM Interconnection, LLC (PJM) | 244.4 GWh | Oct 2001 | Dec 2025 | Natural Gas |
| AL Sandersville LLC | CAMS (Georgia) AL Sandersville | Warthen, GA | Southern Company Services, Inc. - Trans (SOCO) | 326.2 GWh | Apr 2002 | Dec 2025 | Natural Gas |
| Flambeau Crowley Rapids Project | Zero6 Energy Hydro | Park Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.0 GWh | Dec 1929 | Dec 2025 | Water |
| Flambeau Lower Project | Zero6 Energy Hydro | Park Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.0 GWh | Dec 1922 | Dec 2025 | Water |
| Bayswater Peaking Facility LLC | Bayswater Peaking Facility LLC | Far Rockaway, NY | New York Independent System Operator (NYIS) | 23.7 GWh | May 2002 | Dec 2025 | Natural Gas |
| Mint Farm Generating Station | Puget Sound Energy Inc | Longview, WA | Puget Sound Energy, Inc. (PSEI) | 2.2 TWh | Dec 2007 | Dec 2025 | Natural Gas |
| Dean | DTE Electric Company | East China, MI | Midcontinent Independent System Operator, Inc. (MISO) | 704.8 GWh | May 2002 | 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 |
| Gray County Wind Energy | Gray County Wind Energy LLC | Montezuma, KS | Southwest Power Pool (SWPP) | 237.3 GWh | Oct 2001 | Dec 2025 | Wind |
| Condon Windpower LLC | ALLETE Clean Energy | Condon, OR | Bonneville Power Administration (BPAT) | 73.2 GWh | Nov 2001 | Dec 2025 | Wind |
| NWP Indian Mesa Wind Farm | NWP Indian Mesa Wind Farm LP | Iraan, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 178.5 GWh | Apr 2001 | Dec 2025 | Wind |
| Sonoma Central Landfill Phase I | County of Sonoma Dept of Trnsp | Petaluma, CA | California Independent System Operator (CISO) | 583.0 MWh | Jun 1993 | Dec 2025 | Landfill Gas |
| Sonoma Central Landfill Phase II | County of Sonoma Dept of Trnsp | Petaluma, CA | California Independent System Operator (CISO) | 1.8 GWh | May 1996 | Dec 2025 | Landfill Gas |
| Model City Energy Facility | Model City Energy LLC | Youngstown, NY | New York Independent System Operator (NYIS) | 31.3 GWh | May 2001 | Dec 2025 | Landfill Gas |
| Green Knight Energy Center | Waste Management Inc | Pen Argyl, PA | PJM Interconnection, LLC (PJM) | 30.4 GWh | Jan 2001 | Dec 2025 | Landfill Gas |
| Kiefer Landfill | Sacramento County of Dpt Waste | Sloughhouse, CA | Balancing Authority of Northern California (BANC) | 34.6 GWh | Nov 1999 | Dec 2025 | Landfill Gas |
| Edgewood Energy LLC | MPH Cross Island Power | Brentwood, NY | New York Independent System Operator (NYIS) | 32.1 GWh | Jun 2002 | Dec 2025 | Natural Gas |
| Shoreham Energy LLC | MPH Cross Island Power | Shoreham, NY | New York Independent System Operator (NYIS) | 4.2 GWh | Jun 2002 | Dec 2025 | Kerosene |
| Fenner Wind | CHI Energy Inc | Cazenovia, NY | New York Independent System Operator (NYIS) | 75.8 GWh | Sep 2001 | Dec 2025 | Wind |
| Woodward Mountain II | Pecos Wind II LP | Girvin, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 132.5 GWh | Jun 2001 | Dec 2025 | Wind |
| Woodward Mountain I | Pecos Wind I LP | Girvin, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 147.6 GWh | Jun 2001 | Dec 2025 | Wind |
| Otsego Mill Power Plant | Otsego Paper Inc | Otsego, MI | Midcontinent Independent System Operator, Inc. (MISO) | 162.5 GWh | Oct 1995 | Dec 2025 | Natural Gas |
| Valencia Energy Facility | Valencia Power LLC | Belen, NM | Public Service Company of New Mexico (PNM) | 147.1 GWh | Apr 2008 | Dec 2025 | Natural Gas |
| Old Gold Energy Center, LLC | Old Gold Energy Center, LLC | Joice, IA | Midcontinent Independent System Operator, Inc. (MISO) | 57.1 GWh | Sep 2001 | Dec 2025 | Wind |
| Kas Brothers Windfarm | Kas Brothers Windfarm LLC | Woodstock, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.6 GWh | Nov 2001 | Dec 2025 | Wind |
| Gilroy Peaking Energy Center | Calpine Gilroy Cogen LP | Gilroy, CA | California Independent System Operator (CISO) | 30.9 GWh | Oct 2001 | Dec 2025 | Natural Gas |
| King City Peaking | Calpine Corp-King City | King City, CA | California Independent System Operator (CISO) | 5.4 GWh | Mar 2002 | Dec 2025 | Natural Gas |
| Yuba City Energy Center | Calpine Corp-Yuba City | Yuba City, CA | California Independent System Operator (CISO) | 23.4 GWh | Jul 2002 | Dec 2025 | Natural Gas |
| Hawkeye Power Partners LLC | Hawkeye Power Partners LLC | Garner, IA | Midcontinent Independent System Operator, Inc. (MISO) | 167.8 GWh | Mar 1999 | Dec 2025 | Wind |
| Frederickson Power LP | Frederickson Power LP | Tacoma, WA | Bonneville Power Administration (BPAT) | 1.6 TWh | Jul 2002 | Dec 2025 | Natural Gas |
| Island Street Peaking Plant | WPPI Energy | Kaukauna, WI | Midcontinent Independent System Operator, Inc. (MISO) | 20.2 GWh | May 2004 | Dec 2025 | Natural Gas |
| Feather River Energy Center | Calpine Corp-Yuba City | Yuba City, CA | California Independent System Operator (CISO) | 35.4 GWh | Dec 2002 | Dec 2025 | Natural Gas |
| Wolfskill Energy Center | Gilroy Energy Center LLC | Fairfield, CA | California Independent System Operator (CISO) | 3.9 GWh | Dec 2002 | Dec 2025 | Natural Gas |
| Oak Point Cogen | Chevron Oronite Co LLC | Belle Chasse, LA | Midcontinent Independent System Operator, Inc. (MISO) | 97.8 GWh | Sep 1999 | Dec 2025 | Natural Gas |
| Quinebaug Lower Project | Quinebaug Associates LLC | Brooklyn, CT | ISO New England (ISNE) | 5.4 GWh | Mar 1990 | Dec 2025 | Water |
| Stevens Point Mill | Pixelle Specialty Solution, LLC | Stevens Point, WI | Midcontinent Independent System Operator, Inc. (MISO) | 14.5 GWh | Jan 2002 | Dec 2025 | Natural Gas |
| Klondike Wind Power | Avangrid Power LLC | Wasco, OR | Avangrid Renewables, LLC (AVRN) | 17.1 GWh | Dec 2001 | Dec 2025 | Wind |
| Wellhead Power Panoche | Wellhead Services, Inc | Firebaugh, CA | California Independent System Operator (CISO) | 6.8 GWh | Jul 1973 | Dec 2025 | Natural Gas |
| Sierra Pacific Aberdeen | Sierra Pacific Industries | Aberdeen, WA | Bonneville Power Administration (BPAT) | 91.4 GWh | Feb 2003 | Dec 2025 | Wood/Wood Waste Solids |
| Ridgeview | WM Renewable Energy LLC | Whitelaw, WI | Midcontinent Independent System Operator, Inc. (MISO) | 37.3 GWh | Aug 2002 | Dec 2025 | Landfill Gas |
| McMinnville | McMinnville Electric System | McMinnville, TN | Tennessee Valley Authority (TVA) | 865.0 MWh | May 2001 | Dec 2025 | Distillate Fuel Oil |
| Boulder City Silver Lake Hydro | Boulder, City of - (CO) | Boulder, CO | Public Service Company of Colorado (PSCO) | 6.2 GWh | Apr 2000 | Dec 2025 | Water |
| Century Generating Facility | Colton Power LP | Colton, CA | California Independent System Operator (CISO) | 563.0 MWh | Aug 2001 | Dec 2025 | Natural Gas |
| Drews Generating Facility | Colton Power LP | Colton, CA | California Independent System Operator (CISO) | 570.0 MWh | Jul 2001 | Dec 2025 | Natural Gas |
| NRG Rockford II Energy Center | Rockford Generation LLC | Rockford, IL | PJM Interconnection, LLC (PJM) | 56.1 GWh | May 2002 | Dec 2025 | Natural Gas |
| NAEA Ocean Peaking Power LLC | Essential Power Operating Company, LLC | Lakewood, NJ | PJM Interconnection, LLC (PJM) | 302.4 GWh | Apr 2003 | Dec 2025 | Natural Gas |
| Agua Mansa Power Plant | E I Colton LLC | Colton, CA | California Independent System Operator (CISO) | 3.8 GWh | May 2003 | Dec 2025 | Natural Gas |
| Pretlow | City of Franklin - (VA) | Franklin, VA | PJM Interconnection, LLC (PJM) | 217.0 MWh | Mar 2001 | Dec 2025 | Distillate Fuel Oil |
| Downtown | City of Franklin - (VA) | Franklin, VA | PJM Interconnection, LLC (PJM) | 132.0 MWh | Oct 1992 | Dec 2025 | Distillate Fuel Oil |
| Riverview Energy Center | Gilroy Energy Center for Riverview | Antioch, CA | California Independent System Operator (CISO) | 12.3 GWh | Apr 2003 | Dec 2025 | Natural Gas |
| Brown Station Road Plant II | Prince George's County - (MD) | Upper Marlboro, MD | PJM Interconnection, LLC (PJM) | 590.0 MWh | Nov 2003 | Dec 2025 | Landfill Gas |
| Nikiski Combined Cycle | Homer Electric Assn Inc | Nikiski, AK | 445.0 GWh | Aug 1986 | Dec 2025 | Natural Gas | |
| Trent Wind Farm | Invenergy Services LLC | Trent, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 525.7 GWh | Jun 2001 | Dec 2025 | Wind |
| Hawkeye Energy Greenport LLC | Hawkeye Energy Greenport LLC | Greenport, NY | New York Independent System Operator (NYIS) | 24.9 GWh | Jun 2003 | Dec 2025 | Kerosene |
| Cass County | Omaha Public Power District | Plattsmouth, NE | Southwest Power Pool (SWPP) | 154.7 GWh | Apr 2003 | Dec 2025 | Natural Gas |
| Salton Sea Power LLC - Unit 5 | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 295.9 GWh | Mar 2000 | Dec 2025 | Geothermal |
| FPL Energy Vansycle LLC (OR) | FPL Energy Vansycle LLC | Touchet, OR | Bonneville Power Administration (BPAT) | 225.1 GWh | Nov 2001 | Dec 2025 | Wind |
| Brady | Ormat Nevada Inc | Fallon, NV | Nevada Power Company (NEVP) | 83.3 GWh | May 1992 | Dec 2025 | Geothermal |
| Desert Sky | Desert Sky Wind Farm LP | Iraan, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 541.2 GWh | Dec 2001 | Dec 2025 | Wind |
| Alliant SBD0201 Ingredion | Industrial Energy Applications Inc | Cedar Rapids, IA | Midcontinent Independent System Operator, Inc. (MISO) | 38.2 MWh | May 2003 | Dec 2025 | Distillate Fuel Oil |
| Mount Clinton | City of Harrisonburg - (VA) | Harrisonburg, VA | PJM Interconnection, LLC (PJM) | 1.8 GWh | Apr 1999 | Dec 2025 | Distillate Fuel Oil |
| Pleasant Valley (VA) | City of Harrisonburg - (VA) | Harrisonburg, VA | PJM Interconnection, LLC (PJM) | 1.3 GWh | Mar 1997 | Dec 2025 | Distillate Fuel Oil |
| Cabazon Wind Partners | Shell Wind Energy Inc. | Cabazon, CA | California Independent System Operator (CISO) | 107.7 GWh | Sep 2002 | Dec 2025 | Wind |
| Whitewater Hill Wind Partners | Shell Wind Energy Inc. | North Palm Springs, CA | California Independent System Operator (CISO) | 126.6 GWh | Sep 2002 | Dec 2025 | Wind |
| Exira | Western Minnesota Mun Pwr Agny | Brayton, IA | Southwest Power Pool (SWPP) | 243.5 GWh | Mar 2004 | Dec 2025 | Natural Gas : 99.0% Distillate Fuel Oil : 1.0% |
| AMEA Peaking | Alabama Municipal Elec Authority - (AL) | Sylacauga, AL | Southern Company Services, Inc. - Trans (SOCO) | 48.5 GWh | Apr 2004 | Dec 2025 | Natural Gas |
| Waste Water Plant Generator | City of Winfield - (KS) | Winfield, KS | Southwest Power Pool (SWPP) | 6.0 MWh | Feb 1993 | Dec 2025 | Distillate Fuel Oil |
| Traer East | City of Traer - (IA) | Tracer, IA | Midcontinent Independent System Operator, Inc. (MISO) | 6.0 MWh | Feb 2004 | Dec 2025 | Distillate Fuel Oil |
| Equus Freeport Power | Equus Power I, L.P. | Village of Freeport, NY | New York Independent System Operator (NYIS) | 60.1 GWh | May 2004 | Dec 2025 | Natural Gas : 99.6% |
| Smithfield Packaged Meats Corp (Wilson) | Smithfield Packaged Meats Corp (Wilson) | Wilson, NC | Duke Energy Progress East (CPLE) | 360.6 MWh | Jan 2002 | Dec 2025 | Distillate Fuel Oil |
| H. Gonzales | City of Vernon - (CA) | Vernon, CA | California Independent System Operator (CISO) | 29.4 MWh | Dec 1986 | Dec 2025 | Natural Gas |
| Casey City of | City of Casey - (IL) | Casey, IL | Midcontinent Independent System Operator, Inc. (MISO) | 80.0 MWh | Apr 2002 | Dec 2025 | Distillate Fuel Oil |
| G McNeilus Wind Farm Dodge Center | Justin McNeilus | Dodge Center, MN | Midcontinent Independent System Operator, Inc. (MISO) | 90.7 GWh | Aug 2002 | Dec 2025 | Wind |
| Hana Substation | Maui Electric Co Ltd | Hana, HI | 84.0 MWh | Mar 2001 | Dec 2025 | Distillate Fuel Oil | |
| Berlin Landfill Gas | WM Renewable Energy LLC | Berlin, WI | Midcontinent Independent System Operator, Inc. (MISO) | 11.6 GWh | Jul 2001 | Dec 2025 | Landfill Gas |
| High Winds LLC | FPLE High Winds, LLC | Birds Landing, CA | California Independent System Operator (CISO) | 214.3 GWh | Jun 2003 | Dec 2025 | Wind |
| Blacksand Generating Facility | Bridge Energy LLC | Brea, CA | California Independent System Operator (CISO) | 30.5 GWh | May 2000 | Dec 2025 | Natural Gas |
| TransAlta Wyoming Wind | TransAlta Wyoming Wind LLC | Evanston, WY | PacifiCorp East (PACE) | 321.4 GWh | Nov 2003 | Dec 2025 | Wind |
| Oklahoma Wind Energy Center | FPL Energy Oklahoma Wind LLC | Woodward, OK | Southwest Power Pool (SWPP) | 140.6 GWh | Sep 2003 | Dec 2025 | Wind |
| Hillsboro | City of Hillsboro - (ND) | Hillsboro, ND | Midcontinent Independent System Operator, Inc. (MISO) | 17.0 MWh | Jun 2002 | Dec 2025 | Distillate Fuel Oil |
| FPL Energy North Dakota Wind I/II | FPL Energy North Dakota Wind LLC | Edgeley, ND | Midcontinent Independent System Operator, Inc. (MISO) | 120.8 GWh | Sep 2003 | Dec 2025 | Wind |
| St. Charles Power Plant | City of St Charles - (MN) | St. Charles, MN | Midcontinent Independent System Operator, Inc. (MISO) | 75.5 MWh | Nov 2004 | Dec 2025 | Distillate Fuel Oil |
| Mankato Energy Center | MEC Holdings, LLC | Mankato, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.5 TWh | Jun 2006 | Dec 2025 | Natural Gas |
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 |