Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Founders Homestead Farms Solar | AES Distributed Energy | Portsmouth, RI | ISO New England (ISNE) | 6.1 GWh | Nov 2019 | Sep 2025 | Solar |
| Roger Williams - Melville at Portsmouth | Luminace Solar Rhode Island, LLC | Portsmouth, RI | ISO New England (ISNE) | 4.7 GWh | Feb 2021 | Dec 2024 | Solar |
| McAllister Landfill | Solar Breakers LLC | Portsmouth, RI | ISO New England (ISNE) | 1.4 GWh | Sep 2022 | Dec 2024 | Solar |
| Tank Farm 4 | Solar Breakers LLC | Portsmouth, RI | ISO New England (ISNE) | 10.2 GWh | Sep 2022 | Dec 2024 | Solar |
| Kearsarge West Shore Solar LLC | Kearsarge West Shore Solar LLC | Portsmouth, RI | ISO New England (ISNE) | 8.8 GWh | Nov 2022 | Dec 2024 | Solar |
| Wheelabrator Portsmouth | Wheelabrator Environmental Systems | Portsmouth, VA | PJM Interconnection, LLC (PJM) | 35.6 GWh | Jan 1987 | Jul 2024 | Distillate Fuel Oil : 46.5% Non-biogenic Municipal Solid Waste : 29.4% Biogenic Municipal Solid Waste : 24.1% |
| Eufaula Dam | USCE-Tulsa District | Porum, OK | Southwestern Power Administration (SPA) | 219.6 GWh | Jun 1964 | Dec 2024 | Water |
| Post Falls | Avista Corp | Post Falls, ID | Avista Corporation (AVA) | 69.1 GWh | Jun 1906 | Dec 2024 | Water |
| Alliant SBD 9201 Norplex | Industrial Energy Applications Inc | Postville, IA | Midcontinent Independent System Operator, Inc. (MISO) | 40.2 MWh | Nov 1988 | Sep 2025 | Distillate Fuel Oil |
| Sugar Island | Erie Boulevard Hydropower LP | Potsdam, NY | New York Independent System Operator (NYIS) | 28.1 GWh | Dec 1923 | Dec 2024 | Water |
| Sissonville Hydro | Boralex Hydro Operations Inc | Potsdam, NY | New York Independent System Operator (NYIS) | 15.7 GWh | Jun 1990 | Dec 2024 | Water |
| NY Potsdam 28 Hamilton St. Solar | Potsdam Community Solar 2, LLC | Potsdam, NY | New York Independent System Operator (NYIS) | 7.2 GWh | Dec 2023 | Dec 2024 | Solar |
| Clarkson Solar | AES Distributed Energy | Potsdam, NY | New York Independent System Operator (NYIS) | 1.9 GWh | Oct 2014 | Dec 2024 | Solar |
| Moser Generating Station | Constellation Power, Inc | Pottstown, PA | PJM Interconnection, LLC (PJM) | 187.0 MWh | Apr 1970 | Dec 2024 | Distillate Fuel Oil |
| Dutchess Cnty Resource Recovery Facility | Dutchess County RRA | Poughkeepsie, NY | New York Independent System Operator (NYIS) | 9.2 GWh | Oct 1987 | Dec 2024 | Non-biogenic Municipal Solid Waste : 52.9% Biogenic Municipal Solid Waste : 43.3% Natural Gas : 3.8% |
| Underhill | Underhill Solar LLC | Poughkeepsie, NY | New York Independent System Operator (NYIS) | 3.5 GWh | Feb 2019 | Dec 2024 | Solar |
| Salt Point Solar (Hybrid) | Generate Capital | Poughkeepsie, NY | New York Independent System Operator (NYIS) | 3.3 GWh | Dec 2020 | Dec 2024 | Solar : 99.9% |
| Elk Basin Gasoline Plant | Contango Oil and Gas | Powell, WY | PacifiCorp East (PACE) | 6.7 GWh | Dec 1947 | Dec 2024 | Other Gas |
| Garland Canal Power Plant | Shoshone Irrigation District | Powell, WY | PacifiCorp East (PACE) | 9.0 GWh | Aug 1983 | Sep 2025 | Water |
| Scott-II Solar LLC | Dominion Renewable Energy | Powhatan, VA | PJM Interconnection, LLC (PJM) | 40.5 GWh | Nov 2017 | Dec 2024 | Solar |
| Scott Solar Farm | Dominion Energy Inc. | Powhatan, VA | PJM Interconnection, LLC (PJM) | 25.9 GWh | Nov 2016 | Dec 2024 | Solar |
| HCE Powhatan Solar, LLC | Standard Solar | Powhatan, VA | PJM Interconnection, LLC (PJM) | 3.4 GWh | Nov 2023 | Dec 2024 | Solar |
| SVEP Solar Project Company | CVI CleanCapital Solar 1 LLC | Pownal, VT | ISO New England (ISNE) | 2.2 GWh | Nov 2012 | Dec 2024 | Solar |
| Prairie Du Sac | Wisconsin Power & Light Co | Prairie du Sac, WI | Midcontinent Independent System Operator, Inc. (MISO) | 143.8 GWh | Sep 1915 | Dec 2024 | Water |
| Pratt 2 | City of Pratt- (KS) | Pratt, KS | Southwest Power Pool (SWPP) | 372.0 MWh | May 1994 | Dec 2024 | Natural Gas : 59.1% Distillate Fuel Oil : 40.9% |
| Pratt | City of Pratt- (KS) | Pratt, KS | Southwest Power Pool (SWPP) | 4.6 GWh | Dec 1957 | Dec 2024 | Natural Gas : 99.9% |
| City of Pratt Solar | Kenyon Energy KS Solar 1 LLC | Pratt, KS | Southwest Power Pool (SWPP) | 10.5 GWh | Feb 2019 | Dec 2024 | Solar |
| BP-Kanza | Today's Power, Inc. | Pratt, KS | Southwest Power Pool (SWPP) | 2.2 GWh | Mar 2022 | Dec 2024 | Solar |
| International Paper Prattville Mill | International Paper Co | Prattville, AL | Southern Company Services, Inc. - Trans (SOCO) | 560.6 GWh | Jan 1967 | Sep 2025 | Black Liquor : 63.2% Natural Gas : 22.9% Wood/Wood Waste Solids : 13.9% |
| Silver Creek | Cooperative Energy | Prentiss, MS | Midcontinent Independent System Operator, Inc. (MISO) | 427.7 GWh | May 2003 | Dec 2024 | Natural Gas |
| Prescott Airport | Arizona Public Service Co | Prescott, AZ | Arizona Public Service Company (AZPS) | 2.5 GWh | Sep 2002 | Dec 2024 | Solar |
| Prescott Solar Plant | SunE AZ1, LLC | Prescott, AZ | Arizona Public Service Company (AZPS) | 23.0 GWh | Nov 2011 | Dec 2024 | Solar |
| Prescott Wind Farm | Prescott Wind Energy LLC | Prescott, IA | Midcontinent Independent System Operator, Inc. (MISO) | 144.0 GWh | Aug 2024 | Sep 2025 | Wind |
| Bryan Solar, LLC | MN8 Energy LLC | Presidio, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 23.4 GWh | May 2013 | Dec 2024 | Solar |
| Missile Street (CSG) | Nautilus Solar Solutions | Presque Island, ME | ISO New England (ISNE) | 4.0 MWh | Nov 2024 | Dec 2024 | Solar |
| Mechanic Street (CSG) | Nautilus Solar Solutions | Presque Island, ME | ISO New England (ISNE) | 3.0 MWh | Nov 2024 | Dec 2024 | Solar |
| Tunnel | FirstLight Power Resources Services LLC | Preston, CT | ISO New England (ISNE) | 7.7 GWh | Dec 1918 | Dec 2024 | Water |
| Covanta Southeastern Connecticut Company | Covanta Southeastern Connecticut Company | Preston, CT | ISO New England (ISNE) | 113.3 GWh | Nov 1991 | Sep 2025 | Non-biogenic Municipal Solid Waste : 54.1% Biogenic Municipal Solid Waste : 44.2% Distillate Fuel Oil : 1.7% |
| Mink Creek Hydro | Mink Creek Hydro Entity | Preston, ID | PacifiCorp East (PACE) | 11.0 GWh | Nov 1986 | Dec 2024 | Water |
| Preston (IA) | City of Preston | Preston, IA | Midcontinent Independent System Operator, Inc. (MISO) | 8.8 MWh | Nov 1968 | Dec 2024 | Natural Gas : 89.7% Distillate Fuel Oil : 10.3% |
| Preston (MN) | Preston Public Utilities Comm | Preston, MN | Midcontinent Independent System Operator, Inc. (MISO) | 163.0 MWh | Dec 1948 | Dec 2024 | Distillate Fuel Oil : 62.3% Natural Gas : 37.7% |
| Highland Wind Project (IA) | MidAmerican Energy Co | Primghar, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.6 TWh | May 2015 | Sep 2025 | Wind |
| O'Brien Wind | MidAmerican Energy Co | Primghar, IA | Midcontinent Independent System Operator, Inc. (MISO) | 875.9 GWh | Aug 2016 | Dec 2024 | Wind |
| Silver State Solar Power South | Silver State Solar Power South, LLC | Primm Valley, NV | California Independent System Operator (CISO) | 672.7 GWh | Oct 2015 | Sep 2025 | Solar |
| Higgins Generating Station | Nevada Power Co | Primm, NV | Nevada Power Company (NEVP) | 2.7 TWh | Jan 2004 | Sep 2025 | Natural Gas |
| Silver State Solar Power North | Silver State Solar Power North, LLC | Primm, NV | Nevada Power Company (NEVP) | 113.8 GWh | Apr 2012 | Sep 2025 | Solar |
| UMES (MD) - Princess Anne | NVT LICENSES, LLC | Princess Anne, MD | PJM Interconnection, LLC (PJM) | 2.4 GWh | Jan 2011 | Dec 2024 | Solar |
| Great Bay Solar 1 | Great Bay Solar I LLC | Princess Anne, MD | PJM Interconnection, LLC (PJM) | 138.5 GWh | Feb 2018 | Sep 2025 | Solar |
| Princeton (IL) | City of Princeton - (IL) | Princeton, IL | Midcontinent Independent System Operator, Inc. (MISO) | 434.0 MWh | Jun 1953 | Dec 2024 | Natural Gas : 99.8% |
| Gibson Solar | Gibson Solar, LLC | Princeton, IN | Midcontinent Independent System Operator, Inc. (MISO) | 76.0 GWh | - | Sep 2025 | Solar |
| Princeton Wind Farm | Town of Princeton - (MA) | Princeton, MA | ISO New England (ISNE) | 3.7 GWh | Dec 2009 | Dec 2024 | Wind |
| Princeton (MN) | Princeton Public Utils Comm | Princeton, MN | Midcontinent Independent System Operator, Inc. (MISO) | 134.0 MWh | Aug 1953 | Dec 2024 | Distillate Fuel Oil |
| Sherburne Solar Holdings, LLC | REA Investments, LLC | Princeton, MN | Midcontinent Independent System Operator, Inc. (MISO) | 4.2 GWh | Feb 2021 | Dec 2024 | Solar |
| 510 Carnegie Center | Greenbacker Renewable Energy Corporation | Princeton, NJ | PJM Interconnection, LLC (PJM) | 1.9 GWh | Oct 2019 | Dec 2024 | Solar |
| 701 Carnegie Center | Greenbacker Renewable Energy Corporation | Princeton, NJ | PJM Interconnection, LLC (PJM) | 1.5 GWh | Oct 2019 | Dec 2024 | Solar |
| 101 Carnegie Center Solar, LLC | Greenbacker Renewable Energy Corporation | Princeton, NJ | PJM Interconnection, LLC (PJM) | 1.7 GWh | Oct 2020 | Dec 2024 | Solar |
| Munich Re Plaza | Munich Reinsurance America, Inc | Princeton, NJ | PJM Interconnection, LLC (PJM) | 2.4 GWh | Jun 2012 | Dec 2024 | Solar |
| Princeton Solar Project | NJR Clean Energy Ventures Corporation | Princeton, NJ | PJM Interconnection, LLC (PJM) | 3.5 GWh | Aug 2017 | Dec 2024 | Solar |
| Princeton University Cogeneration | Trustees of Princeton University | Princeton, NJ | PJM Interconnection, LLC (PJM) | 69.2 GWh | Sep 1996 | Sep 2025 | Natural Gas : 67.0% Solar : 31.8% Distillate Fuel Oil : 1.2% |
| Candace Solar | Cypress Creek Renewables | Princeton, NC | Duke Energy Progress East (CPLE) | 9.2 GWh | Jul 2016 | Dec 2024 | Solar |
| Princeton | USF Surry, LLC | Princeton, NC | Duke Energy Progress East (CPLE) | 8.3 GWh | Jun 2015 | Dec 2024 | Solar |
| Solar Star Oregon II | Avangrid Power LLC | Prineville, OR | PacifiCorp West (PACW) | 124.6 GWh | Sep 2017 | Sep 2025 | Solar |
| Millican Solar Energy LLC | Invenergy Services LLC | Prineville, OR | PacifiCorp West (PACW) | 142.8 GWh | Feb 2021 | Sep 2025 | Solar |
| Prineville Solar Energy LLC | Invenergy Services LLC | Prineville, OR | PacifiCorp West (PACW) | 96.8 GWh | Jan 2021 | Sep 2025 | Solar |
| Syncarpha Prinsburg CSG (Ledeboer) | Prinsburg CSG I, LLC | Prinsburg, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | Nov 2018 | Dec 2024 | Solar |
| Proctor | Green Mountain Power Corp | Proctor, VT | ISO New England (ISNE) | 31.2 GWh | Jul 1905 | Dec 2024 | Water |
| Prospect | Erie Boulevard Hydropower LP | Prospect, NY | New York Independent System Operator (NYIS) | 69.1 GWh | Dec 1958 | Dec 2024 | Water |
| Prospect Municipal | American Mun Power-Ohio, Inc | Prospect, OH | PJM Interconnection, LLC (PJM) | 98.0 MWh | Jan 1998 | Dec 2024 | Distillate Fuel Oil |
| Prospect 4 | PacifiCorp | Prospect, OR | PacifiCorp West (PACW) | 417.0 MWh | Oct 1944 | Dec 2024 | Water |
| Prospect 2 | PacifiCorp | Prospect, OR | PacifiCorp West (PACW) | 193.1 GWh | Dec 1927 | Dec 2024 | Water |
| Prospect 1 | PacifiCorp | Prospect, OR | PacifiCorp West (PACW) | 2.2 GWh | Dec 1911 | Jun 2024 | Water |
| Charles City | Industrial Power Generating Company LLC | Providence Forge, VA | PJM Interconnection, LLC (PJM) | 47.9 GWh | Oct 2003 | Dec 2024 | Landfill Gas : 94.1% Distillate Fuel Oil : 5.9% |
| Zuma Solar, LLC | Sol Systems | Providence, NC | Duke Energy Carolinas (DUK) | 6.5 GWh | Nov 2020 | Dec 2024 | Solar |
| Green Providence Wind II, LLC | Green Providence Wind II, LLC | Providence, RI | ISO New England (ISNE) | 3.8 GWh | Nov 2021 | Dec 2024 | Wind |
| Green Providence Wind I, LLC | Green Providence Wind I, LLC | Providence, RI | ISO New England (ISNE) | 1.6 GWh | Nov 2021 | Dec 2024 | Wind |
| Rhode Island Hospital | Rhode Island Hospital | Providence, RI | ISO New England (ISNE) | 7.6 GWh | Sep 1974 | Sep 2025 | Natural Gas : 86.8% Residual Fuel Oil : 13.2% |
| Thundermist Hydro | City of Woonsocket | Providence, RI | ISO New England (ISNE) | 90.0 MWh | May 1981 | Dec 2024 | Water |
| Manchester Street | Manchester Street, LLC. | Providence, RI | ISO New England (ISNE) | 1.8 TWh | Aug 1995 | Sep 2025 | Natural Gas : 98.5% Distillate Fuel Oil : 1.5% |
| Little Bay | Altus Power America Management, LLC | Providence, RI | ISO New England (ISNE) | 1.6 GWh | Feb 2014 | Dec 2024 | Solar |
| NBC Field's Point Wind Farm | Narragansett Bay Commission | Providence, RI | ISO New England (ISNE) | 6.9 GWh | Sep 2012 | Sep 2025 | Wind |
| BYU Central Heating Plant | Brigham Young University (BYU) | Provo, UT | PacifiCorp East (PACE) | 115.6 GWh | Jan 2019 | Dec 2024 | Natural Gas |
| Provo Power Plant | Utah Municipal Power Agency | Provo, UT | PacifiCorp East (PACE) | 4.9 GWh | Dec 2017 | Dec 2024 | Natural Gas |
| Chouteau | Associated Electric Coop, Inc | Pryor, OK | Associated Electric Cooperative, Inc. (AECI) | 5.8 TWh | Dec 1999 | Sep 2025 | Natural Gas |
| NSB Point Hope Utility | North Slope Borough Power & Light | Pt Hope, AK | 6.8 GWh | Aug 1995 | Dec 2024 | Distillate Fuel Oil | |
| NSB Point Lay Utility | North Slope Borough Power & Light | PT Lay, AK | 3.9 GWh | Jun 2013 | Dec 2024 | Distillate Fuel Oil | |
| Arroyo Solar Energy Storage Hybrid | Arroyo Solar LLC | Pueblo Pintado, NM | Public Service Company of New Mexico (PNM) | 687.5 GWh | Jun 2023 | Sep 2025 | Solar |
| Comanche Solar | Onward Energy | Pueblo, CO | Public Service Company of Colorado (PSCO) | 230.4 GWh | Aug 2016 | Sep 2025 | Solar |
| CSU Pueblo | Scale Sustainable I, LLC | Pueblo, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 1.8 GWh | Nov 2008 | Dec 2024 | Solar |
| CEC Solar #1117, LLC | Clean Focus Renewables, Inc. | Pueblo, CO | Public Service Company of Colorado (PSCO) | 4.1 GWh | Jul 2018 | Oct 2024 | Solar |
| USS Giveback Solar LLC (CSG) | United States Solar Corporation | Pueblo, CO | Public Service Company of Colorado (PSCO) | 5.0 GWh | Nov 2023 | Dec 2024 | Solar |
| James W. Broderick Hydropower Plant | James W. Broderick Hydropower Plant | Pueblo, CO | PacifiCorp East (PACE) | 20.8 GWh | Apr 2019 | Dec 2023 | Water |
| Bighorn Solar 1 | Lightsource Renewable Energy Asset Management, LLC | Pueblo, CO | Public Service Company of Colorado (PSCO) | 587.6 GWh | Oct 2021 | Sep 2025 | Solar |
| CSWIND America Inc. | CS Wind America, Inc. | Pueblo, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 27.2 GWh | Sep 2023 | Dec 2024 | Solar |
| Comanche (CO) | Public Service Co of Colorado | Pueblo, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 5.4 TWh | May 1973 | Sep 2025 | Subbituminous Coal : 97.8% Natural Gas : 2.2% |
| Pueblo Airport Generating Station | Black Hills Service Company LLC | Pueblo, CO | Public Service Company of Colorado (PSCO) | 1.6 TWh | Dec 2011 | Sep 2025 | Natural Gas |
| Vestas Towers America, Inc. | CS Wind America, Inc. | Pueblo, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 2.2 GWh | Mar 2010 | Aug 2025 | Wind |
| OYA Pulaski | OYA Pulaski LLC | Pulaski, NY | New York Independent System Operator (NYIS) | 5.8 GWh | Oct 2022 | Dec 2024 | Solar |
| Grimes Way | Washington State University | Pullman, WA | Avista Corporation (AVA) | 81.0 MWh | Dec 2004 | Sep 2025 | Distillate Fuel Oil : 77.5% Natural Gas : 22.5% |
| Babcock Solar Energy Center Hybrid | Florida Power & Light Co | Punta Gorda, FL | Florida Power & Light Co. (FPL) | 128.1 GWh | Nov 2016 | Sep 2025 | Solar |
| Port Charlotte Energy LLC | Port Charlotte Energy LLC | Punta Gorda, FL | Florida Power & Light Co. (FPL) | 626.0 MWh | Sep 2011 | Dec 2024 | Landfill Gas |
Summary of Power Plants By State
Figures are based on September 2025 generation numbers.| State | Rank | Active Plants | Sep 2025 Generation |
|---|---|---|---|
| Alabama | # 7 | 76 | 12,052.47 GWh |
| Alaska | # 48 | 144 | 527.57 GWh |
| Arizona | # 9 | 181 | 11,602.92 GWh |
| Arkansas | # 21 | 116 | 5,844.09 GWh |
| California | # 4 | 1,735 | 19,371.91 GWh |
| Colorado | # 30 | 300 | 4,433.17 GWh |
| Connecticut | # 32 | 166 | 3,779.74 GWh |
| Delaware | # 49 | 33 | 419.31 GWh |
| District of Columbia | # 51 | 16 | 16.99 GWh |
| Florida | # 2 | 322 | 24,446.09 GWh |
| Georgia | # 8 | 262 | 11,628.97 GWh |
| Hawaii | # 47 | 73 | 826.54 GWh |
| Idaho | # 44 | 147 | 1,495.33 GWh |
| Illinois | # 5 | 381 | 14,642.93 GWh |
| Indiana | # 14 | 209 | 8,730.35 GWh |
| Iowa | # 26 | 292 | 5,224.35 GWh |
| Kansas | # 25 | 188 | 5,250.86 GWh |
| Kentucky | # 23 | 60 | 5,806.86 GWh |
| Louisiana | # 13 | 86 | 9,343.34 GWh |
| Maine | # 45 | 215 | 1,135.36 GWh |
| Maryland | # 39 | 203 | 2,935.42 GWh |
| Massachusetts | # 41 | 648 | 1,746.92 GWh |
| Michigan | # 11 | 272 | 10,468.02 GWh |
| Minnesota | # 29 | 765 | 4,717.95 GWh |
| Mississippi | # 20 | 57 | 6,625.37 GWh |
| Missouri | # 22 | 127 | 5,843.17 GWh |
| State | Rank | Active Plants | Sep 2025 Generation |
|---|---|---|---|
| Montana | # 40 | 71 | 1,949.24 GWh |
| Nebraska | # 34 | 129 | 3,501.38 GWh |
| Nevada | # 31 | 114 | 4,053.88 GWh |
| New Hampshire | # 42 | 60 | 1,549.07 GWh |
| New Jersey | # 27 | 393 | 4,969.45 GWh |
| New Mexico | # 36 | 143 | 3,317.84 GWh |
| New York | # 12 | 957 | 10,145.62 GWh |
| North Carolina | # 10 | 906 | 11,211.15 GWh |
| North Dakota | # 37 | 60 | 3,089.17 GWh |
| Ohio | # 6 | 197 | 12,818.31 GWh |
| Oklahoma | # 17 | 142 | 7,364.05 GWh |
| Oregon | # 28 | 276 | 4,812.51 GWh |
| Pennsylvania | # 3 | 256 | 19,731.43 GWh |
| Rhode Island | # 46 | 100 | 863.62 GWh |
| South Carolina | # 16 | 207 | 7,861.23 GWh |
| South Dakota | # 43 | 52 | 1,535.17 GWh |
| Tennessee | # 19 | 88 | 6,829.06 GWh |
| Texas | # 1 | 939 | 51,969.48 GWh |
| Utah | # 35 | 125 | 3,419.48 GWh |
| Vermont | # 50 | 117 | 165.14 GWh |
| Virginia | # 15 | 239 | 8,580.52 GWh |
| Washington | # 18 | 137 | 7,120.43 GWh |
| West Virginia | # 38 | 39 | 3,057.29 GWh |
| Wisconsin | # 24 | 250 | 5,674.74 GWh |
| Wyoming | # 33 | 69 | 3,641.70 GWh |