Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Spruce - WCMD - Rubble II | MN8 Energy LLC | Williamsport, MD | PJM Interconnection, LLC (PJM) | 2.7 GWh | Oct 2015 | Dec 2024 | Solar |
| Spruce - WCMD - Rubble I | MN8 Energy LLC | Williamsport, MD | PJM Interconnection, LLC (PJM) | 2.9 GWh | Aug 2015 | Dec 2024 | Solar |
| Spruce - WCMD - Resh I | MN8 Energy LLC | Hagerstown, MD | PJM Interconnection, LLC (PJM) | 2.8 GWh | Feb 2016 | Dec 2024 | Solar |
| Spruce - WCMD - Creek | MN8 Energy LLC | Hagerstown, MD | PJM Interconnection, LLC (PJM) | 2.1 GWh | Apr 2015 | Dec 2024 | Solar |
| Spruce Ridge Gas Recovery | WM Renewable Energy LLC | Glencoe, MN | Midcontinent Independent System Operator, Inc. (MISO) | 22.4 GWh | Mar 2008 | Dec 2024 | Landfill Gas |
| Spruce Mountain WInd | CPV Spruce Mountain Wind LLC | Bryant Pond, ME | ISO New England (ISNE) | 53.8 GWh | Nov 2011 | Dec 2024 | Wind |
| Spruance Operating Services LLC | Veolia Energy Operating Service | Richmond, VA | PJM Interconnection, LLC (PJM) | 65.5 GWh | Apr 1992 | Mar 2026 | Natural Gas |
| Springville Hydroelectric | Calleguas Mun Water District | Camarillo, CA | California Independent System Operator (CISO) | 98.0 MWh | Feb 1994 | Dec 2024 | Water |
| Springview | Bluestem LLC | Springview, NE | Southwest Power Pool (SWPP) | 9.7 GWh | May 2011 | Dec 2024 | Wind |
| Springs Generating Station | City of Riverside - (CA) | Riverside, CA | California Independent System Operator (CISO) | 825.0 MWh | Jun 2002 | Dec 2024 | Natural Gas |
| Springhill Gas Recovery Plant | WM Renewable Energy LLC | Campbellton, FL | Southern Company Services, Inc. - Trans (SOCO) | 35.3 GWh | Apr 2006 | Dec 2024 | Landfill Gas |
| Springfield Wind | Arkansas River Power Authority | Springfield, CO | Public Service Company of Colorado (PSCO) | 5.3 GWh | Jan 2004 | Dec 2024 | Wind |
| Springfield Solar (WI) | Wisconsin Power & Light Co | Lomira, WI | Midcontinent Independent System Operator, Inc. (MISO) | 203.4 GWh | Nov 2023 | Mar 2026 | Solar |
| Springfield Solar PV | NSTAR Electric Company | Springfield, MA | ISO New England (ISNE) | 5.9 GWh | Dec 2018 | Dec 2024 | Solar |
| Springfield Solar Project | NJR Clean Energy Ventures Corporation | Springfield Twp., NJ | PJM Interconnection, LLC (PJM) | 11.8 GWh | Sep 2018 | Dec 2024 | Solar |
| Springfield Solar LLC | Laurel Capital Partners | Springfield, OH | PJM Interconnection, LLC (PJM) | 277.0 MWh | Oct 2012 | Dec 2024 | Solar |
| Springfield Solar 1 LLC | Strata Manager, LLC | Strafford, MO | Southwest Power Pool (SWPP) | 7.1 GWh | May 2014 | Mar 2026 | Solar |
| Springfield Solar | Dominion Renewable Energy | Montross, VA | PJM Interconnection, LLC (PJM) | 2.1 GWh | Jun 2024 | 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 |
| Springerville | Tucson Electric Power Co | Springerville, AZ | Tucson Electric Power (TEPC) | 5.4 TWh | May 1985 | Mar 2026 | Subbituminous Coal : 99.2% |
| Springer Solar 1 | Springer Electric Coop, Inc | Springer, NM | Public Service Company of New Mexico (PNM) | 2.0 GWh | Apr 2015 | Dec 2024 | Solar |
| Springdale School District | Today's Power, Inc. | Springdale, AR | Southwest Power Pool (SWPP) | 4.8 GWh | Jun 2022 | Dec 2024 | Solar |
| Springdale 1 & 2 | Springdale Energy LLC | Springdale, PA | PJM Interconnection, LLC (PJM) | 130.9 GWh | Nov 1999 | Dec 2024 | Natural Gas |
| Springbok Solar Farm 2 | 63SU 8me, LLC | Cantil, CA | Los Angeles Department of Water and Power (LDWP) | 399.0 GWh | Aug 2016 | Dec 2024 | Solar |
| Springbok Solar Farm 1 | 62SK 8me, LLC | Cantil, CA | Los Angeles Department of Water and Power (LDWP) | 297.7 GWh | Jun 2016 | Dec 2024 | Solar |
| Springbok 3 Solar Farm Hybrid | 64KT 8me LLC | Cantil, CA | Los Angeles Department of Water and Power (LDWP) | 243.4 GWh | Jun 2019 | Mar 2026 | Solar |
| Spring Valley Wind Project | Pattern Operators LP | Ely, NV | Nevada Power Company (NEVP) | 312.6 GWh | Jul 2012 | Mar 2026 | Wind |
| Spring Valley Farm 2, LLC | Strata Manager, LLC | Henderson, NC | Duke Energy Progress East (CPLE) | 8.9 GWh | Mar 2017 | Dec 2024 | 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% |
| Spring Street Solar 1 CSG | Spring Street Solar 1, LLC | Carver, MA | ISO New England (ISNE) | 3.2 GWh | Feb 2017 | Dec 2024 | Solar |
| Spring Prairie Solar LLC CSG | United States Solar Corporation | Glyndon, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.5 GWh | Apr 2024 | Dec 2024 | Solar |
| Spring Mill Solar RES | Hoosier Energy R E C, Inc | Mitchell, IN | Midcontinent Independent System Operator, Inc. (MISO) | 1.5 GWh | Aug 2017 | Dec 2024 | Solar |
| Spring Lane | MN8 Energy LLC | Ligonier, PA | PJM Interconnection, LLC (PJM) | 667.0 MWh | Nov 2024 | Dec 2024 | Solar |
| Spring House | Janssen Pharmaceutical Co | Spring House, PA | PJM Interconnection, LLC (PJM) | 12.4 GWh | Mar 2013 | Dec 2024 | Natural Gas |
| 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 |
| 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 |
| Spring Hill Road | AES Distributed Energy | Barre, MA | ISO New England (ISNE) | 430.0 MWh | Nov 2015 | Mar 2026 | Solar |
| Spring Grove Solar 2 | Urban Grid Solar | Spring Grove, VA | PJM Interconnection, LLC (PJM) | 39.5 GWh | - | Mar 2026 | Solar |
| Spring Grove I | Dominion Energy Inc. | Spring Grove, VA | PJM Interconnection, LLC (PJM) | 186.9 GWh | Oct 2020 | Mar 2026 | Solar |
| Spring Gap | Pacific Gas & Electric Co. | Long Barn, CA | California Independent System Operator (CISO) | 29.8 GWh | Aug 1921 | Nov 2024 | Water |
| Spring Creek Energy Center | Evergy Kansas Central, Inc | Edmond, OK | Southwest Power Pool (SWPP) | 187.9 GWh | Apr 2001 | Dec 2024 | Natural Gas |
| Spring Creek | U S Bureau of Reclamation | Redding, CA | Balancing Authority of Northern California (BANC) | 437.4 GWh | Dec 1963 | Mar 2026 | Water |
| Spring Canyon Expansion Wind Energy Ctr | Spring Canyon Expansion LLC | Peetz, CO | Public Service Company of Colorado (PSCO) | 71.9 GWh | Sep 2014 | Dec 2024 | Wind |
| Spring Canyon | Invenergy Services LLC | Peetz, CO | Public Service Company of Colorado (PSCO) | 154.4 GWh | Jan 2006 | Dec 2024 | Wind |
| Spreckels Sugar Company | Spreckels Sugar Company | Brawley, CA | Imperial Irrigation District (IID) | 19.9 GWh | Mar 1948 | Dec 2024 | Natural Gas |
| SPPW1, LLC | SPPW1, LLC | Upland, NE | Southwest Power Pool (SWPP) | 25.2 GWh | Jun 2022 | Dec 2024 | Wind |
| Spooner Solar Array | AEP Onsite Partners, LLC | Spooner, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.6 GWh | May 2019 | Dec 2024 | Solar |
| Spokane Waste to Energy | City of Spokane | Spokane, WA | Avista Corporation (AVA) | 132.6 GWh | Aug 1991 | Mar 2026 | Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0% |
| Spiritwood Station | Great River Energy | Spiritwood, ND | Midcontinent Independent System Operator, Inc. (MISO) | 202.1 GWh | Oct 2014 | Mar 2026 | Natural Gas : 56.4% Refined Coal : 43.6% |
| Spirit Mountain | U S Bureau of Reclamation | Cody, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 17.3 GWh | Sep 1994 | Oct 2024 | Water |
| Spirit Mound | Basin Electric Power Coop | Vermillion, SD | Southwest Power Pool (SWPP) | 3.5 GWh | May 1978 | Jan 2026 | Distillate Fuel Oil |
| Spion Kop Wind Farm | NorthWestern Energy (MT wind/thermal) | Geyser, MT | NorthWestern Corporation (NWMT) | 110.8 GWh | Nov 2012 | Dec 2024 | Wind |
| Spinning Spur Wind LLC | EDF Renewable Asset Holdings, Inc. | Vegas, TX | Southwest Power Pool (SWPP) | 334.2 GWh | Oct 2012 | Dec 2024 | Wind |
| Spinning Spur Wind III | Boralex US Operations LLC | Adrian, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 815.8 GWh | Aug 2015 | Dec 2024 | Wind |
| Spinning Spur Wind II | EDF Renewable Asset Holdings, Inc. | Adrian, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 516.4 GWh | Jun 2014 | Dec 2024 | Wind |
| Spindle Hill Energy Center | Invenergy Services LLC | Fort Lupton, CO | Public Service Company of Colorado (PSCO) | 579.8 GWh | Apr 2007 | Mar 2026 | Natural Gas |
| Spicewood Solar Farm LLC | Strata Manager, LLC | Eagle Springs, NC | Duke Energy Progress East (CPLE) | 9.0 GWh | Jun 2014 | Dec 2024 | Solar |
| Spicer Meadow Project | Northern California Power Agny | Murphys, CA | California Independent System Operator (CISO) | 21.6 GWh | Oct 1989 | Dec 2024 | Water |
| Spica Community Solar | Spica Community Solar | Lake Lillian, MN | Midcontinent Independent System Operator, Inc. (MISO) | 3.2 GWh | Jul 2017 | Dec 2024 | Solar |
| SPI Anderson 2 | Sierra Pacific Industries | Anderson, CA | California Independent System Operator (CISO) | 138.5 GWh | Jul 2015 | Oct 2024 | Wood/Wood Waste Solids : 99.0% Natural Gas : 1.0% |
| Spencer Solar MA | Citizens Enterprises Corporation | Spencer, MA | ISO New England (ISNE) | 3.6 GWh | Feb 2020 | Dec 2024 | Solar |
| Spencer (NY) | Generate Capital | Candor, NY | New York Independent System Operator (NYIS) | 7.0 GWh | Dec 2023 | Dec 2024 | Solar |
| Spencer Meadow Solar Energy Storage | North Carolina El Member Corp | Asheboro, NC | Duke Energy Progress East (CPLE) | 3.7 GWh | Dec 2021 | Dec 2024 | Solar |
| Spencer Gas Turbine | City of Spencer - (IA) | Spencer, IA | Midcontinent Independent System Operator, Inc. (MISO) | 651.0 MWh | Dec 1969 | Dec 2024 | Kerosene |
| Spencer Farm, LLC | Strata Manager, LLC | Salisbury, NC | Duke Energy Carolinas (DUK) | 9.5 GWh | Mar 2017 | Dec 2024 | Solar |
| Spencer | City of Garland - (TX) | Denton, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 10.8 GWh | May 1966 | Nov 2024 | Natural Gas |
| Speedway Solar NC, LLC | Duke Energy Renewables Services | Midland, NC | Duke Energy Carolinas (DUK) | 33.7 GWh | Nov 2021 | Dec 2024 | Solar |
| Speedway Solar, LLC | Speedway Solar, LLC | Morrison Town, IN | Midcontinent Independent System Operator, Inc. (MISO) | 292.7 GWh | - | Mar 2026 | Solar |
| Spectrum Solar PV Power Project | Southern Power Co | Las Vegas, NV | Nevada Power Company (NEVP) | 84.0 GWh | Aug 2013 | Dec 2024 | Solar |
| Spectrum Solar Hybrid | Spectrum Solar LLC | Oxon Hill, MD | PJM Interconnection, LLC (PJM) | 10.7 GWh | Nov 2023 | Dec 2024 | Solar |
| Speckled Perch | Florida Power & Light Co | TBD, FL | Florida Power & Light Co. (FPL) | 193.7 GWh | - | Mar 2026 | Solar |
| Spearville 3 LLC | EDF Renewable Asset Holdings, Inc. | Spearville, KS | Southwest Power Pool (SWPP) | 170.4 GWh | Sep 2012 | Dec 2024 | Wind |
| Spearville | Evergy Metro | Ford, KS | Southwest Power Pool (SWPP) | 133.6 GWh | Aug 2006 | Dec 2024 | Wind |
| Spearfish Hydro | City of Spearfish | Spearfish, SD | Western Area Power Administration - Rocky Mountain Region (WACM) | 19.9 GWh | Sep 1912 | Dec 2024 | Water |
| Spaulding 3 | Pacific Gas & Electric Co. | Emigrant Gap, CA | California Independent System Operator (CISO) | 15.6 GWh | Jan 1929 | Dec 2024 | Water |
| Spaulding 1 | Pacific Gas & Electric Co. | Emigrant Gap, CA | California Independent System Operator (CISO) | 17.6 GWh | Apr 1928 | Dec 2024 | Water |
| Spartanburg Water System | Spartanburg Commissioners PW | Chesnee, SC | Duke Energy Carolinas (DUK) | 1.0 GWh | Dec 1925 | Mar 2026 | Water : 91.8% Distillate Fuel Oil : 8.2% |
| Spartan PV 1, LLC | NJR Clean Energy Ventures Corporation | East Lansing, MI | Midcontinent Independent System Operator, Inc. (MISO) | 12.0 GWh | Nov 2017 | Dec 2024 | Solar |
| Spartan Hills LLC | CHI Operations Inc | Lake Benton, MN | Midcontinent Independent System Operator, Inc. (MISO) | 4.8 GWh | Dec 2000 | Dec 2024 | Wind |
| Spartan | Altus Power America Management, LLC | North Hanover, NJ | PJM Interconnection, LLC (PJM) | 13.2 GWh | Feb 2017 | Dec 2024 | Solar |
| Sparta Solar | Sparta Solar, LLC | Pawnee, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 480.7 GWh | Mar 2024 | Mar 2026 | Solar |
| Sparkleberry | Florida Power & Light Co | Molino, FL | Florida Power & Light Co. (FPL) | 167.5 GWh | Feb 2024 | Mar 2026 | Solar |
| Spano Solar - Ocean County Landfill - CS | Distributed Solar Development, LLC | Manchester Township, NJ | PJM Interconnection, LLC (PJM) | 4.2 GWh | Sep 2022 | Dec 2024 | Solar |
| Spano Solar - Belmar Wall | Belmar Gateway Solar LLC | Belmar, NJ | New York Independent System Operator (NYIS) | 2.0 GWh | Oct 2022 | Dec 2024 | Solar |
| Spanish Peaks Solar | Spanish Peaks Solar LLC | Trinidad, CO | Public Service Company of Colorado (PSCO) | 361.7 GWh | Nov 2024 | Mar 2026 | Solar |
| Spanish Fork Wind Park 2 LLC | Spanish Fork Wind Park 2, LLC | Spanish Fork, UT | PacifiCorp East (PACE) | 44.2 GWh | Jun 2008 | Mar 2026 | Wind |
| Spanish Fork Community Solar | Utah Municipal Power Agency | Spanish Fork, UT | PacifiCorp East (PACE) | 7.3 GWh | Jun 2021 | Dec 2024 | Solar |
| Spanish Fork | Strawberry Water Users Assn | Spanish Fork, UT | PacifiCorp East (PACE) | 14.5 GWh | Sep 1937 | Dec 2024 | Water |
| 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% |
| Space Coast Next Gen Solar Energy | Florida Power & Light Co | Merritt Island, FL | Florida Power & Light Co. (FPL) | 8.6 GWh | Mar 2010 | Dec 2024 | Solar |
| SPA Cogen 3 | Sacramento Municipal Util Dist | Sacramento, CA | Balancing Authority of Northern California (BANC) | 487.0 GWh | Nov 1997 | Mar 2026 | Natural Gas |
| Sowega Power | SOWEGA Power LLC | Baconton, GA | Southern Company Services, Inc. - Trans (SOCO) | 53.4 GWh | May 1999 | Nov 2024 | Natural Gas |
| Southwick Solar PV | NSTAR Electric Company | Southwick, MA | ISO New England (ISNE) | 7.7 GWh | Dec 2018 | Mar 2026 | Solar |
| Southwick Solar | Southwick Solar, LLC | Graham, NC | Duke Energy Carolinas (DUK) | 5.8 GWh | Nov 2020 | Dec 2024 | Solar |
| Southwick | Power Depot Group A, LLC | Houston, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 111.0 MWh | Oct 2013 | Dec 2024 | Distillate Fuel Oil |
| Southwestern Bell Telephone | AT&T | St. Louis, MO | Midcontinent Independent System Operator, Inc. (MISO) | 102.0 MWh | Jan 1992 | Mar 2026 | Distillate Fuel Oil |
| Southwestern | Public Service Co of Oklahoma | Anadarko, OK | Southwest Power Pool (SWPP) | 779.4 GWh | Jun 1952 | Dec 2024 | Natural Gas |
| Southwest Arkansas Electric | Today's Power, Inc. | Texarkana, AR | Southwest Power Pool (SWPP) | 2.2 GWh | Jan 2020 | Dec 2024 | Solar |
| Southwark | Constellation Power, Inc | Philadelphia, PA | PJM Interconnection, LLC (PJM) | 119.0 MWh | May 1967 | Dec 2024 | Distillate Fuel Oil |
| Southside Water Reclamation Plant | Albuquerque City of | Albuquerque, NM | Public Service Company of New Mexico (PNM) | 20.2 GWh | Jan 1987 | Mar 2026 | Other Biomass Gas : 65.2% Natural Gas : 34.8% |
Summary of Power Plants By State
Figures are based on March 2026 generation numbers.| State | Rank | Active Plants | Mar 2026 Generation |
|---|---|---|---|
| Alabama | # 10 | 76 | 10,194.39 GWh |
| Alaska | # 48 | 139 | 566.31 GWh |
| Arizona | # 15 | 183 | 8,256.99 GWh |
| Arkansas | # 25 | 114 | 4,973.03 GWh |
| California | # 5 | 1,656 | 15,197.83 GWh |
| Colorado | # 30 | 294 | 4,491.41 GWh |
| Connecticut | # 31 | 161 | 3,992.67 GWh |
| Delaware | # 49 | 33 | 248.78 GWh |
| District of Columbia | # 51 | 16 | 18.32 GWh |
| Florida | # 3 | 334 | 19,802.71 GWh |
| Georgia | # 8 | 247 | 10,697.11 GWh |
| Hawaii | # 46 | 69 | 784.18 GWh |
| Idaho | # 42 | 144 | 1,957.44 GWh |
| Illinois | # 4 | 379 | 15,489.73 GWh |
| Indiana | # 12 | 216 | 9,257.49 GWh |
| Iowa | # 21 | 289 | 6,478.67 GWh |
| Kansas | # 23 | 183 | 5,489.55 GWh |
| Kentucky | # 29 | 59 | 4,637.74 GWh |
| Louisiana | # 17 | 86 | 8,003.69 GWh |
| Maine | # 45 | 212 | 1,313.24 GWh |
| Maryland | # 39 | 202 | 2,834.84 GWh |
| Massachusetts | # 44 | 639 | 1,383.17 GWh |
| Michigan | # 13 | 268 | 8,564.76 GWh |
| Minnesota | # 26 | 760 | 4,875.53 GWh |
| Mississippi | # 24 | 55 | 5,467.46 GWh |
| Missouri | # 22 | 125 | 5,500.53 GWh |
| State | Rank | Active Plants | Mar 2026 Generation |
|---|---|---|---|
| Montana | # 40 | 69 | 2,464.49 GWh |
| Nebraska | # 37 | 121 | 3,330.39 GWh |
| Nevada | # 35 | 114 | 3,487.65 GWh |
| New Hampshire | # 43 | 54 | 1,520.13 GWh |
| New Jersey | # 28 | 379 | 4,705.05 GWh |
| New Mexico | # 33 | 142 | 3,587.89 GWh |
| New York | # 9 | 935 | 10,247.40 GWh |
| North Carolina | # 11 | 896 | 9,821.46 GWh |
| North Dakota | # 32 | 59 | 3,854.12 GWh |
| Ohio | # 6 | 200 | 12,175.28 GWh |
| Oklahoma | # 19 | 142 | 7,305.54 GWh |
| Oregon | # 20 | 266 | 6,583.30 GWh |
| Pennsylvania | # 2 | 249 | 20,000.86 GWh |
| Rhode Island | # 47 | 100 | 610.71 GWh |
| South Carolina | # 14 | 204 | 8,273.25 GWh |
| South Dakota | # 41 | 52 | 2,184.62 GWh |
| Tennessee | # 18 | 88 | 7,335.80 GWh |
| Texas | # 1 | 961 | 46,858.09 GWh |
| Utah | # 38 | 125 | 3,184.50 GWh |
| Vermont | # 50 | 117 | 217.82 GWh |
| Virginia | # 16 | 233 | 8,059.42 GWh |
| Washington | # 7 | 131 | 10,773.76 GWh |
| West Virginia | # 34 | 40 | 3,543.98 GWh |
| Wisconsin | # 27 | 239 | 4,794.79 GWh |
| Wyoming | # 36 | 70 | 3,358.51 GWh |