Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Sunpin Blandford | Blandford Sun, LLC | Southwick, MA | ISO New England (ISNE) | 6.5 GWh | May 2020 | Dec 2024 | Solar |
| Southwick Solar PV | NSTAR Electric Company | Southwick, MA | ISO New England (ISNE) | 7.8 GWh | Dec 2018 | Feb 2026 | Solar |
| Kearsarge Southwick LLC | Kearsarge Solar LLC | Southwick, MA | ISO New England (ISNE) | 4.5 GWh | Feb 2015 | Dec 2024 | Solar |
| Goose Pond Solar | LSE Dorado, LLC | Southwick, MA | ISO New England (ISNE) | 7.0 GWh | Dec 2019 | Dec 2024 | Solar |
| Spalding | Village of Spalding - (NE) | Spalding, NE | Southwest Power Pool (SWPP) | 4.0 MWh | Jun 1919 | Dec 2024 | Water : 50.0% Distillate Fuel Oil : 50.0% |
| Spanish Fork | Strawberry Water Users Assn | Spanish Fork, UT | PacifiCorp East (PACE) | 14.5 GWh | Sep 1937 | Dec 2024 | Water |
| Spanish Fork Wind Park 2 LLC | Spanish Fork Wind Park 2, LLC | Spanish Fork, UT | PacifiCorp East (PACE) | 43.3 GWh | Jun 2008 | Feb 2026 | Wind |
| Spanish Fork Community Solar | Utah Municipal Power Agency | Spanish Fork, UT | PacifiCorp East (PACE) | 7.3 GWh | Jun 2021 | Dec 2024 | Solar |
| Tesla Reno GigaFactory | Tesla Inc. | Sparks, NV | Nevada Power Company (NEVP) | 8.7 GWh | May 2019 | Dec 2024 | Solar |
| Turquoise Nevada, LLC | Greenbacker Renewable Energy Corporation | Sparks, NV | Nevada Power Company (NEVP) | 107.3 GWh | Nov 2020 | Feb 2026 | Solar |
| Turquoise Liberty Solar | Liberty Utilities (CalPeco Electric) LLC | Sparks, NV | Nevada Power Company (NEVP) | 9.2 GWh | Oct 2019 | Dec 2024 | Solar |
| Waste Management Lockwood LFGTE | WM Renewable Energy LLC | Sparks, NV | Nevada Power Company (NEVP) | 25.8 GWh | Feb 2012 | Dec 2024 | Landfill Gas |
| Tracy | Sierra Pacific Power Co | Sparks, NV | Nevada Power Company (NEVP) | 4.1 TWh | Jul 1963 | Feb 2026 | Natural Gas |
| Amazon Maryland DCA1 | Westbound Solar LLC | Sparrows Point, MD | PJM Interconnection, LLC (PJM) | 2.3 GWh | May 2019 | Dec 2024 | Solar |
| AGA TAG Solar III LLC | AGA TAG Solar III LLC | Spartanburg, SC | Duke Energy Carolinas (DUK) | 2.9 GWh | Jul 2020 | Dec 2024 | Solar |
| ATOOD Solar III LLC | ATOOD Solar III LLC | Spartanburg, SC | Duke Energy Carolinas (DUK) | 2.7 GWh | Nov 2019 | Dec 2024 | Solar |
| Limelight Solar II LLC | Limelight Solar II LLC | Spartanburg, SC | Duke Energy Carolinas (DUK) | 1.9 GWh | Nov 2019 | Dec 2024 | Solar |
| Wellford Renewable Energy Plant | Lockhart Power Co | Spartanburg, SC | Duke Energy Carolinas (DUK) | 50.0 MWh | Apr 2011 | Dec 2024 | Landfill Gas |
| Bryant Road Solar | JSD Flatwood PV-1, LLC | Spartanburg, SC | Duke Energy Carolinas (DUK) | 2.4 GWh | Jan 2023 | Dec 2024 | Solar |
| Limelight Solar III, LLC | Limelight Solar III, LLC | Spartanburg, SC | Duke Energy Carolinas (DUK) | 4.4 GWh | Nov 2020 | Dec 2024 | Solar |
| Limelight Solar I, LLC | Limelight Solar I, LLC | Spartanburg, SC | Duke Energy Carolinas (DUK) | 3.3 GWh | Apr 2022 | Dec 2024 | Solar |
| Spearfish Hydro | City of Spearfish | Spearfish, SD | Western Area Power Administration - Rocky Mountain Region (WACM) | 19.9 GWh | Sep 1912 | Dec 2024 | Water |
| Great Plains Windpark LLC | Great Plains Windpark Legacy LLC | Spearman, TX | Southwest Power Pool (SWPP) | 107.1 GWh | Dec 2008 | Dec 2024 | Wind |
| Ironwood Wind | Duke Energy Renewables Services | Spearville, KS | Southwest Power Pool (SWPP) | 251.7 GWh | Jul 2012 | Dec 2024 | Wind |
| Spearville 3 LLC | EDF Renewable Asset Holdings, Inc. | Spearville, KS | Southwest Power Pool (SWPP) | 170.4 GWh | Sep 2012 | Dec 2024 | Wind |
| Western Plains Wind Farm | Evergy Kansas Central, Inc | Spearville, KS | Southwest Power Pool (SWPP) | 1.1 TWh | Feb 2017 | Feb 2026 | Wind |
| Upland Prairie | Interstate Power and Light Co | Spencer, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.1 TWh | Feb 2019 | Feb 2026 | Wind |
| Earl F Wisdom | Corn Belt Power Coop | Spencer, IA | Southwest Power Pool (SWPP) | 7.1 GWh | Mar 1960 | Dec 2024 | Natural Gas : 95.6% Distillate Fuel Oil : 4.4% |
| Spencer Gas Turbine | City of Spencer - (IA) | Spencer, IA | Midcontinent Independent System Operator, Inc. (MISO) | 651.0 MWh | Dec 1969 | Dec 2024 | Kerosene |
| Spencer Solar MA | Citizens Enterprises Corporation | Spencer, MA | ISO New England (ISNE) | 3.6 GWh | Feb 2020 | Dec 2024 | Solar |
| Cycz Solar Project CSG Hybrid | AES Distributed Energy | Spencer, MA | ISO New England (ISNE) | 2.9 GWh | May 2020 | Dec 2024 | Solar |
| Blair Wire Village Solar, LLC CSG | 38 Degrees North, LLC | Spencer, MA | ISO New England (ISNE) | 1.7 GWh | Nov 2017 | Dec 2024 | Solar |
| Woodchuck Solar, LLC CSG | 38 Degrees North, LLC | Spencer, MA | ISO New England (ISNE) | 1.6 GWh | Nov 2017 | Dec 2024 | Solar |
| ZPD-PT Solar Project 2017-044 LLC CSG | AES Distributed Energy | Spencer, MA | ISO New England (ISNE) | 1.3 GWh | Sep 2021 | Dec 2024 | Solar |
| SJA Solar LLC-Solterra Monastery CSG | SJA Solar, LLC | Spencer, MA | ISO New England (ISNE) | 27.3 GWh | Nov 2016 | Dec 2024 | Solar |
| Wilson Solar (MA) | Consolidated Edison Solutions Inc. | Spencer, MA | ISO New England (ISNE) | 1.6 GWh | May 2013 | Dec 2024 | Solar |
| Pasto Solar | Altus Power America Management, LLC | Spencer, NY | New York Independent System Operator (NYIS) | 23.3 GWh | Sep 2019 | Dec 2024 | Solar |
| MO32 (CSG) | TPE MD MO32 LLC | Spencerville, MD | PJM Interconnection, LLC (PJM) | 3.5 GWh | Apr 2022 | Dec 2024 | Solar |
| Spiritwood Station | Great River Energy | Spiritwood, ND | Midcontinent Independent System Operator, Inc. (MISO) | 198.4 GWh | Oct 2014 | Feb 2026 | Natural Gas : 52.8% Refined Coal : 47.2% |
| Northeast (WA) | Avista Corp | Spokane, WA | Avista Corporation (AVA) | 1.2 GWh | Nov 1978 | Dec 2024 | Natural Gas |
| Boulder Park | Avista Corp | Spokane, WA | Avista Corporation (AVA) | 99.0 GWh | Apr 2002 | Dec 2024 | Natural Gas |
| Monroe Street | Avista Corp | Spokane, WA | Avista Corporation (AVA) | 89.9 GWh | Nov 1992 | Dec 2024 | Water |
| Upper Falls | Avista Corp | Spokane, WA | Avista Corporation (AVA) | 59.9 GWh | Mar 1922 | Dec 2024 | Water |
| Upriver Dam Hydro Plant | City of Spokane | Spokane, WA | Avista Corporation (AVA) | 48.4 GWh | Dec 1935 | Dec 2024 | Water |
| Spokane Waste to Energy | City of Spokane | Spokane, WA | Avista Corporation (AVA) | 132.7 GWh | Aug 1991 | Feb 2026 | Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0% |
| Spooner Solar Array | AEP Onsite Partners, LLC | Spooner, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.6 GWh | May 2019 | Dec 2024 | Solar |
| Highlander Solar Energy Station 1 | AES Distributed Energy | Spotsylvania, VA | PJM Interconnection, LLC (PJM) | 286.7 GWh | Nov 2020 | Feb 2026 | Solar |
| Pleinmont Solar 2 | AES Distributed Energy | Spotsylvania, VA | PJM Interconnection, LLC (PJM) | 436.6 GWh | Jul 2021 | Feb 2026 | Solar |
| Pleinmont Solar 1 | AES Distributed Energy | Spotsylvania, VA | PJM Interconnection, LLC (PJM) | 141.2 GWh | Sep 2020 | Feb 2026 | Solar |
| Richmond Spider Solar | AES Distributed Energy | Spotsylvania, VA | PJM Interconnection, LLC (PJM) | 37.3 GWh | Nov 2020 | Dec 2024 | Solar |
| Watts Bar Nuclear Plant | Tennessee Valley Authority | Spring City, TN | Tennessee Valley Authority (TVA) | 17.5 TWh | Apr 1996 | Feb 2026 | Nuclear |
| Watts Bar Hydro | Tennessee Valley Authority | Spring City, TN | Tennessee Valley Authority (TVA) | 895.6 GWh | Feb 1942 | Dec 2024 | Water |
| Pixelle Specialty Solutions LLC - Spring | Pixelle Specialty Solutions LLC - (PA) | Spring Grove, PA | PJM Interconnection, LLC (PJM) | 389.6 GWh | Apr 1948 | Feb 2026 | Black Liquor : 48.1% Natural Gas : 26.2% Bituminous Coal : 20.7% Wood/Wood Waste Solids : 3.7% Residual Fuel Oil : 0.7% Sludge Waste : 0.6% |
| Spring Grove I | Dominion Energy Inc. | Spring Grove, VA | PJM Interconnection, LLC (PJM) | 185.5 GWh | Oct 2020 | Feb 2026 | Solar |
| Colonial Trail West | Dominion Energy Inc. | Spring Grove, VA | PJM Interconnection, LLC (PJM) | 286.9 GWh | Nov 2019 | Feb 2026 | Solar |
| Spring Grove Solar 2 | Urban Grid Solar | Spring Grove, VA | PJM Interconnection, LLC (PJM) | 14.9 GWh | - | Feb 2026 | Solar |
| Pasco Cnty Solid Waste Resource Recovery | Pasco County | Spring Hill, FL | Duke Energy Florida, Inc. (FPC) | 181.2 GWh | Apr 1991 | Feb 2026 | Non-biogenic Municipal Solid Waste : 54.8% Biogenic Municipal Solid Waste : 44.8% |
| Spring Hope Solar 2, LLC | Spring Hope Solar 2, LLC | Spring Hope, NC | Duke Energy Carolinas (DUK) | 8.4 GWh | Nov 2021 | Dec 2024 | Solar |
| East Nash PV2 | Pine Gate Renewables | Spring Hope, NC | Duke Energy Progress East (CPLE) | 52.5 GWh | Nov 2023 | Dec 2024 | Solar |
| Nash 64 Farm | Strata Manager, LLC | Spring Hope, NC | Duke Energy Progress East (CPLE) | 7.5 GWh | Jul 2014 | Dec 2024 | Solar |
| Spring Hope Solar 3, LLC | Spring Hope Solar 3, LLC | Spring Hope, NC | Duke Energy Progress East (CPLE) | 5.6 GWh | Nov 2020 | Dec 2024 | Solar |
| Brantley Solar | John Laing US Solar Corp. | Spring Hope, NC | Duke Energy Progress East (CPLE) | 96.6 GWh | Sep 2018 | Feb 2026 | Solar |
| Spring House | Janssen Pharmaceutical Co | Spring House, PA | PJM Interconnection, LLC (PJM) | 12.4 GWh | Mar 2013 | Dec 2024 | Natural Gas |
| Aspen Road Solar | Urban Grid Solar | Spring Run, PA | PJM Interconnection, LLC (PJM) | 178.0 GWh | - | Feb 2026 | Solar |
| Fillmore County Solar Project | National Grid Renewables | Spring Valley, MN | Midcontinent Independent System Operator, Inc. (MISO) | 83.0 GWh | Nov 2024 | Feb 2026 | Solar |
| Spring Valley | Spring Valley Pub Utils Comm | Spring Valley, MN | Midcontinent Independent System Operator, Inc. (MISO) | 156.8 MWh | Dec 1951 | Dec 2024 | Distillate Fuel Oil : 78.5% Natural Gas : 21.5% |
| WAL602 | Walmart Stores Texas, LLC | Spring, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 223.0 MWh | May 2020 | Dec 2024 | Natural Gas |
| WAL849 | Walmart Stores Texas, LLC | Spring, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 254.0 MWh | Jun 2020 | Dec 2024 | Natural Gas |
| WAL5287 | Walmart Stores Texas, LLC | Spring, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 226.0 MWh | Nov 2020 | Dec 2024 | Natural Gas |
| Springdale School District | Today's Power, Inc. | Springdale, AR | Southwest Power Pool (SWPP) | 4.8 GWh | Jun 2022 | Dec 2024 | Solar |
| Waste Management Eco Vista LFGTE | WM Renewable Energy LLC | Springdale, AR | Midcontinent Independent System Operator, Inc. (MISO) | 21.5 GWh | Oct 2010 | Dec 2024 | Natural Gas |
| Ozarks Natural Energy Community Solar | Ozarks Electric Coop Corp - (AR) | Springdale, AR | Southwest Power Pool (SWPP) | 935.0 MWh | Mar 2016 | Dec 2024 | Solar |
| Springdale 1 & 2 | Springdale Energy LLC | Springdale, PA | PJM Interconnection, LLC (PJM) | 130.9 GWh | Nov 1999 | Dec 2024 | Natural Gas |
| Allegheny Energy Units 3 4 & 5 | Springdale Energy LLC | Springdale, PA | PJM Interconnection, LLC (PJM) | 4.3 TWh | Jun 2003 | Feb 2026 | Natural Gas |
| Cimarron Solar Facility | Southern Power Co | Springer, NM | Western Area Power Administration - Rocky Mountain Region (WACM) | 44.6 GWh | Nov 2010 | Dec 2024 | Solar |
| Springer Solar 1 | Springer Electric Coop, Inc | Springer, NM | Public Service Company of New Mexico (PNM) | 2.0 GWh | Apr 2015 | Dec 2024 | Solar |
| Springerville | Tucson Electric Power Co | Springerville, AZ | Tucson Electric Power (TEPC) | 5.5 TWh | May 1985 | Feb 2026 | Subbituminous Coal : 99.2% |
| Springfield Solar Project | NJR Clean Energy Ventures Corporation | Springfield Twp., NJ | PJM Interconnection, LLC (PJM) | 11.8 GWh | Sep 2018 | Dec 2024 | Solar |
| Vilas Solar Array | AEP Onsite Partners, LLC | Springfield, CO | Public Service Company of Colorado (PSCO) | 224.0 MWh | Nov 2017 | Dec 2024 | Solar |
| Springfield Wind | Arkansas River Power Authority | Springfield, CO | Public Service Company of Colorado (PSCO) | 5.3 GWh | Jan 2004 | Dec 2024 | Wind |
| Factory | City of Springfield - (IL) | Springfield, IL | Midcontinent Independent System Operator, Inc. (MISO) | 78.9 MWh | Jul 1973 | Oct 2024 | Distillate Fuel Oil |
| Interstate | City of Springfield - (IL) | Springfield, IL | Midcontinent Independent System Operator, Inc. (MISO) | 50.8 GWh | Aug 1997 | Dec 2024 | Natural Gas : 99.9% |
| Reynolds | City of Springfield - (IL) | Springfield, IL | Midcontinent Independent System Operator, Inc. (MISO) | 81.0 MWh | Oct 1970 | Dec 2024 | Distillate Fuel Oil |
| Dallman | City of Springfield - (IL) | Springfield, IL | Midcontinent Independent System Operator, Inc. (MISO) | 848.5 GWh | May 1968 | Feb 2026 | Bituminous Coal : 99.5% |
| Indian Orchard Plant 1 | Solutia Inc-Indian | Springfield, MA | ISO New England (ISNE) | 5.0 GWh | Apr 1985 | Feb 2026 | Natural Gas |
| Smith & Wesson at Springfield MA PV | Luminace Solar Massachusetts, LLC | Springfield, MA | ISO New England (ISNE) | 2.4 GWh | Jun 2017 | Dec 2024 | Solar |
| Springfield Solar PV | NSTAR Electric Company | Springfield, MA | ISO New England (ISNE) | 5.9 GWh | Dec 2018 | Dec 2024 | Solar |
| East Springfield Solar PV | NSTAR Electric Company | Springfield, MA | ISO New England (ISNE) | 2.0 GWh | Sep 2018 | Dec 2024 | Solar |
| Chicopee River Solar | Citizens Enterprises Corporation | Springfield, MA | ISO New England (ISNE) | 3.1 GWh | Dec 2014 | Dec 2024 | Solar |
| Cottage Street Solar Facility | Western Massachusetts Electric Company | Springfield, MA | ISO New England (ISNE) | 3.6 GWh | Apr 2014 | Feb 2026 | Solar |
| Indian Orchard PV Facility | Western Massachusetts Electric Company | Springfield, MA | ISO New England (ISNE) | 2.5 GWh | Nov 2011 | Dec 2024 | Solar |
| Oak Street Solar | Citizens Enterprises Corporation | Springfield, MA | ISO New England (ISNE) | 5.6 GWh | Nov 2019 | Dec 2024 | Solar |
| Springfield (MN) | Springfield Public Utils Comm - (MN) | Springfield, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.0 MWh | May 1994 | Dec 2024 | Distillate Fuel Oil |
| James River Power Station | City Utilities of Springfield - (MO) | Springfield, MO | Southwest Power Pool (SWPP) | 83.4 GWh | May 1957 | Feb 2026 | Natural Gas : 86.5% Distillate Fuel Oil : 13.5% |
| John Twitty Energy Center | City Utilities of Springfield - (MO) | Springfield, MO | Southwest Power Pool (SWPP) | 1.9 TWh | May 1976 | Feb 2026 | Subbituminous Coal : 96.8% Natural Gas : 3.2% |
| Turtle Creek | Omaha Public Power District | Springfield, NE | Southwest Power Pool (SWPP) | 387.2 GWh | - | Feb 2026 | Natural Gas : 92.8% Distillate Fuel Oil : 7.2% |
| NE Renewable Springfield, LLC | NE Renewable Springfield, LLC | Springfield, NH | ISO New England (ISNE) | 33.1 GWh | Nov 1987 | Dec 2024 | Wood/Wood Waste Solids |
| Springfield Solar LLC | Laurel Capital Partners | Springfield, OH | PJM Interconnection, LLC (PJM) | 277.0 MWh | Oct 2012 | Dec 2024 | Solar |
| IP Springfield Oregon | International Paper Corporation - Springfield | Springfield, OR | Bonneville Power Administration (BPAT) | 168.9 GWh | Dec 1948 | Dec 2024 | Black Liquor : 78.2% Natural Gas : 21.8% |
| Walterville | Eugene Water & Electric Board | Springfield, OR | Bonneville Power Administration (BPAT) | 51.1 GWh | Dec 1948 | Feb 2024 | Water |
Summary of Power Plants By State
Figures are based on February 2026 generation numbers.| State | Rank | Active Plants | Feb 2026 Generation |
|---|---|---|---|
| Alabama | # 10 | 77 | 10,522.92 GWh |
| Alaska | # 48 | 139 | 547.09 GWh |
| Arizona | # 16 | 184 | 7,875.02 GWh |
| Arkansas | # 25 | 114 | 5,134.19 GWh |
| California | # 5 | 1,677 | 13,090.02 GWh |
| Colorado | # 31 | 294 | 4,129.24 GWh |
| Connecticut | # 32 | 162 | 3,713.11 GWh |
| Delaware | # 49 | 33 | 489.00 GWh |
| District of Columbia | # 51 | 16 | 15.28 GWh |
| Florida | # 3 | 334 | 18,619.02 GWh |
| Georgia | # 8 | 248 | 10,834.93 GWh |
| Hawaii | # 47 | 70 | 669.33 GWh |
| Idaho | # 41 | 145 | 1,901.37 GWh |
| Illinois | # 4 | 380 | 14,875.53 GWh |
| Indiana | # 12 | 216 | 9,790.54 GWh |
| Iowa | # 19 | 290 | 6,378.25 GWh |
| Kansas | # 29 | 183 | 4,702.54 GWh |
| Kentucky | # 22 | 60 | 6,056.73 GWh |
| Louisiana | # 17 | 86 | 7,844.56 GWh |
| Maine | # 45 | 215 | 1,304.77 GWh |
| Maryland | # 38 | 203 | 3,022.33 GWh |
| Massachusetts | # 43 | 638 | 1,703.92 GWh |
| Michigan | # 11 | 268 | 9,944.77 GWh |
| Minnesota | # 28 | 763 | 4,707.75 GWh |
| Mississippi | # 23 | 56 | 5,592.62 GWh |
| Missouri | # 24 | 127 | 5,447.62 GWh |
| State | Rank | Active Plants | Feb 2026 Generation |
|---|---|---|---|
| Montana | # 40 | 70 | 2,424.51 GWh |
| Nebraska | # 35 | 124 | 3,248.85 GWh |
| Nevada | # 39 | 114 | 3,017.15 GWh |
| New Hampshire | # 44 | 56 | 1,533.32 GWh |
| New Jersey | # 27 | 386 | 5,076.17 GWh |
| New Mexico | # 37 | 143 | 3,060.89 GWh |
| New York | # 9 | 949 | 10,653.43 GWh |
| North Carolina | # 7 | 903 | 11,173.71 GWh |
| North Dakota | # 33 | 59 | 3,698.46 GWh |
| Ohio | # 6 | 200 | 13,061.62 GWh |
| Oklahoma | # 18 | 141 | 6,415.64 GWh |
| Oregon | # 21 | 270 | 6,135.97 GWh |
| Pennsylvania | # 2 | 251 | 20,963.61 GWh |
| Rhode Island | # 46 | 100 | 708.28 GWh |
| South Carolina | # 15 | 207 | 8,044.42 GWh |
| South Dakota | # 42 | 52 | 1,872.08 GWh |
| Tennessee | # 20 | 88 | 6,323.51 GWh |
| Texas | # 1 | 959 | 41,824.62 GWh |
| Utah | # 36 | 125 | 3,187.35 GWh |
| Vermont | # 50 | 116 | 163.02 GWh |
| Virginia | # 14 | 236 | 9,222.47 GWh |
| Washington | # 13 | 135 | 9,340.69 GWh |
| West Virginia | # 30 | 40 | 4,249.38 GWh |
| Wisconsin | # 26 | 239 | 5,119.83 GWh |
| Wyoming | # 34 | 70 | 3,369.17 GWh |