Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Rockville Solar II, LLC | CleanCapital Holdings | Indianapolis, IN | Midcontinent Independent System Operator, Inc. (MISO) | 912.0 MWh | Jul 2014 | Dec 2025 | Solar |
| Rockwell Solar LLC | Oppidum Renewables USA, LLC | Rockwell, NC | Duke Energy Carolinas (DUK) | 4.1 GWh | Nov 2014 | Dec 2025 | Solar |
| Rockwood | Imperial Irrigation District | Brawley, CA | Imperial Irrigation District (IID) | 419.0 MWh | May 1979 | Dec 2025 | Natural Gas : 75.5% Distillate Fuel Oil : 24.5% |
| Rocky Brook Hydroelectric | Rocky Brook Electric Inc | Brinnon, WA | Bonneville Power Administration (BPAT) | 464.0 MWh | Nov 1985 | May 2025 | Water |
| Rocky Mountain Elk Solar Community Solar | Rocky Mountain Elk Solar, LLC | Sheffield, IL | Midcontinent Independent System Operator, Inc. (MISO) | 108.0 MWh | Nov 2025 | Dec 2025 | Solar |
| Rocky Mountain Energy Center | Public Service Co of Colorado | Keenesburg, CO | Public Service Company of Colorado (PSCO) | 3.1 TWh | Apr 2004 | May 2026 | Natural Gas |
| Rocky Mountain Solar | Public Service Co of Colorado | Avondale, CO | Public Service Company of Colorado (PSCO) | 302.5 GWh | Nov 2025 | May 2026 | Solar |
| Rocky Reach | PUD No 1 of Chelan County - (WA) | Wenatchee, WA | Public Utility District No. 1 of Chelan County (CHPD) | 6.2 TWh | May 1961 | May 2026 | Water |
| Rocky Ridge Wind Project | Rocky Ridge Wind Project LLC | Hobart, OK | Southwest Power Pool (SWPP) | 321.7 GWh | May 2012 | Dec 2025 | Wind |
| Rocky River (SC) | City of Abbeville - (SC) | Iva, SC | Duke Energy Carolinas (DUK) | 2.4 GWh | Dec 1940 | Dec 2025 | Water |
| Rodeo Solar C2 | AES Distributed Energy | Lancaster, CA | California Independent System Operator (CISO) | 3.6 GWh | Apr 2014 | Dec 2025 | Solar |
| Rodeo Solar Center | Florida Power & Light Co | Arcadia, FL | Florida Power & Light Co. (FPL) | 154.8 GWh | Feb 2021 | May 2026 | Solar |
| Rodeo Solar D2 | AES Distributed Energy | Lancaster, CA | California Independent System Operator (CISO) | 3.5 GWh | Apr 2014 | Dec 2025 | Solar |
| Roeder Family Wind Farm LLC | RWE Clean Energy | Manly, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.9 GWh | Aug 2011 | Dec 2025 | Wind |
| Roger Road WWTP | SunE M5C Holdings LLC | Tucson, AZ | Tucson Electric Power (TEPC) | 988.0 MWh | Jul 2010 | Dec 2025 | Solar |
| Roger Williams - Melville at Portsmouth | Luminace Solar Rhode Island, LLC | Portsmouth, RI | ISO New England (ISNE) | 4.9 GWh | Feb 2021 | Dec 2025 | Solar |
| Rogers | Consumers Energy Co - (MI) | Big Rapids, MI | Midcontinent Independent System Operator, Inc. (MISO) | 20.9 GWh | Dec 1921 | Dec 2025 | Water |
| Rokeby | Lincoln Electric System | Lincoln, NE | Southwest Power Pool (SWPP) | 13.3 GWh | Jun 1975 | Dec 2025 | Natural Gas : 86.9% Distillate Fuel Oil : 13.1% |
| Rolfe Canal Hydro | Briar-Hydro Associates | Penacook, NH | ISO New England (ISNE) | 16.3 GWh | Nov 1987 | Dec 2025 | Water |
| Rolla Solar Farm (MO) | Missouri Jnt Muni.Pwr Elec. Ut. Comm. | Rolla, MO | Southwest Power Pool (SWPP) | 4.1 GWh | Apr 2016 | Dec 2025 | Solar |
| Rolling Hills | PacifiCorp | Glenrock, WY | PacifiCorp East (PACE) | 295.1 GWh | Dec 2008 | Dec 2025 | Wind |
| Rolling Hills Generating | Rolling Hills Generating LLC | Wilkesville, OH | PJM Interconnection, LLC (PJM) | 2.0 TWh | May 2003 | Dec 2025 | Natural Gas |
| Rolling Hills Wind Farm | MidAmerican Energy Co | Massena, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.6 TWh | Nov 2011 | May 2026 | Wind |
| Rolling Thunder Wind Farm Hybrid | Clearlight Energy Holdings LP | Miller, SD | Southwest Power Pool (SWPP) | 84.2 GWh | Oct 2009 | Dec 2025 | Wind |
| Rollingstone Holdco CSG | Rollingstone Holdco LLC | Rollingstone, MN | Midcontinent Independent System Operator, Inc. (MISO) | 8.3 GWh | Jul 2019 | Dec 2025 | Solar |
| Rollins | Nevada Irrigation District | Colfax, CA | California Independent System Operator (CISO) | 36.9 GWh | Jul 1980 | Dec 2025 | Water |
| Rollins Wind Project | Evergreen Wind, LLC | Winn Village, ME | ISO New England (ISNE) | 146.6 GWh | Jun 2011 | Dec 2025 | Wind |
| Rollinsford | Green Mountain Power Corp | Rollinsford, NH | ISO New England (ISNE) | 3.0 GWh | Sep 1986 | Dec 2025 | Water |
| Romark PA Solar | Romark Logistics of PA Inc. | Hazle Township, PA | PJM Interconnection, LLC (PJM) | 1.6 GWh | Oct 2011 | Dec 2025 | Solar |
| Roosevelt | Salt River Project | Roosevelt, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 76.0 GWh | Feb 1973 | Dec 2025 | Water |
| Roosevelt County | Boralex US Operations LLC | Portales, NM | Southwest Power Pool (SWPP) | 759.1 GWh | Nov 2015 | May 2026 | Wind |
| Roosevelt Trail | Madison Energy Investments LLC | Windham, ME | ISO New England (ISNE) | 1.4 GWh | Nov 2024 | Dec 2025 | Solar |
| Roper Farm, LLC | Strata Manager, LLC | Grover, NC | Duke Energy Carolinas (DUK) | 9.8 GWh | May 2015 | Dec 2025 | Solar |
| Roquette America | Roquette America | Keokuk, IA | Midcontinent Independent System Operator, Inc. (MISO) | 207.7 GWh | Jun 2004 | May 2026 | Natural Gas |
| Rosamond South 1 | Golden Fields Solar IV, LLC | Rosamond, CA | California Independent System Operator (CISO) | 324.0 GWh | Jul 2025 | May 2026 | Solar |
| Roscoe Wind Farm LLC | RWE Clean Energy | Roscoe, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 335.8 GWh | Jan 2008 | May 2026 | Wind |
| Rose Acre Solar Energy Storage | North Carolina El Member Corp | Currituck, NC | Duke Energy Progress East (CPLE) | 3.3 GWh | Feb 2023 | Dec 2025 | Solar |
| Rose Hill | Cypress Creek Renewables | Rose Hill, NC | Duke Energy Progress East (CPLE) | 3.2 GWh | Nov 2012 | Dec 2024 | Solar |
| Rose Hill Road Solar 1 - Spafford 1 | 38DN Asset Management LLC | Skaneateles, NY | New York Independent System Operator (NYIS) | 6.4 GWh | Apr 2025 | Dec 2025 | Solar |
| Rose Hill Road Solar 2 - Spafford 2 | 38DN Asset Management LLC | Skaneateles, NY | New York Independent System Operator (NYIS) | 3.0 GWh | Apr 2025 | Dec 2025 | Solar |
| Roseburg Forest Products Biomass | Roseburg Forest Products | Weed, CA | PacifiCorp West (PACW) | 48.9 GWh | Nov 1989 | Dec 2025 | Wood/Wood Waste Solids |
| Roseburg LFG | Roseburg LFG Energy LLC | Roseburg, OR | PacifiCorp West (PACW) | 5.5 GWh | Nov 2011 | Dec 2024 | Landfill Gas |
| Roseland Solar Project, LLC | Enel Green Power Roseland Solar, LLC | Riesel, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 1.1 TWh | Jun 2023 | May 2026 | Solar |
| Roseman | Roseman Energy, LLC | Anita, IA | Midcontinent Independent System Operator, Inc. (MISO) | 6.8 GWh | Jan 2017 | Dec 2025 | Wind |
| Rosemary Power Station | Virginia Electric & Power Co | Roanoke Rapids, NC | PJM Interconnection, LLC (PJM) | 21.9 GWh | Oct 1990 | Dec 2025 | Distillate Fuel Oil |
| Rosemond Solar Community Solar | Scale Sustainable I, LLC | Fallsburg, NY | New York Independent System Operator (NYIS) | 3.2 GWh | Dec 2020 | Dec 2025 | Solar |
| Rosemount Community Solar | Rosemount Community Solar | Rosemount, MN | Midcontinent Independent System Operator, Inc. (MISO) | 8.3 GWh | Nov 2016 | Dec 2025 | Solar |
| Roseton Generating Facility | CCI Roseton LLC | Newsburgh, NY | New York Independent System Operator (NYIS) | 795.9 GWh | Aug 1974 | May 2026 | Natural Gas : 75.6% Residual Fuel Oil : 24.4% |
| Roseville Energy Park | City of Roseville - (CA) | Roseville, CA | Balancing Authority of Northern California (BANC) | 320.4 GWh | Oct 2007 | May 2026 | Natural Gas |
| Roseville Power Plant #2 | City of Roseville - (CA) | Rocklin, CA | Balancing Authority of Northern California (BANC) | 569.0 MWh | Mar 1986 | Dec 2025 | Natural Gas : 99.9% |
| Rosewater Wind Farm | Rosewater Wind Farm LLC | Chalmers, IN | Midcontinent Independent System Operator, Inc. (MISO) | 317.5 GWh | Nov 2020 | May 2026 | Wind |
| Rosewood Solar | Cypress Creek Renewables | Goldsboro, NC | Duke Energy Progress East (CPLE) | 3.8 GWh | Sep 2016 | Dec 2025 | Solar |
| Ross | City of Seattle - (WA) | Rockport, WA | Seattle City Light (SCL) | 714.9 GWh | Nov 1952 | May 2026 | Water |
| Ross County Solar, LLC | Ross County Solar, LLC | Greenfield, OH | PJM Interconnection, LLC (PJM) | 223.2 GWh | Dec 2024 | May 2026 | Solar |
| Ross Hall Central Utility Plant | The George Washington University | Washington, DC | PJM Interconnection, LLC (PJM) | 22.4 GWh | Sep 2016 | Dec 2025 | Natural Gas |
| Roswell Solar, LLC | Roswell Solar, LLC | Roswell, NM | Southwest Power Pool (SWPP) | 143.4 GWh | Jul 2016 | May 2026 | Solar |
| Roth Rock North Wind Farm, LLC | Roth Rock Wind Farm LLC | Oakland, MD | PJM Interconnection, LLC (PJM) | 24.8 GWh | Jul 2011 | May 2026 | Wind |
| Roth Rock Wind Farm LLC | Roth Rock Wind Farm LLC | Oakland, MD | PJM Interconnection, LLC (PJM) | 99.2 GWh | Jul 2011 | May 2026 | Wind |
| Rothschild Biomass Cogen Facility | Wisconsin Electric Power Co | Rothschild, WI | Midcontinent Independent System Operator, Inc. (MISO) | 165.6 GWh | Oct 2013 | Dec 2025 | Wood/Wood Waste Solids : 94.7% Natural Gas : 5.3% |
| Round Butte | Portland General Electric Co | Madras, OR | Portland General Electric Company (PGE) | 772.4 GWh | Jul 1964 | Dec 2025 | Water |
| Round Grove 1 | SoCore Energy LLC | Lyndon, IL | Midcontinent Independent System Operator, Inc. (MISO) | 4.4 GWh | Oct 2021 | Dec 2025 | Solar |
| Round Grove 2 | SoCore Energy LLC | Lyndon, IL | Midcontinent Independent System Operator, Inc. (MISO) | 4.5 GWh | Oct 2021 | Dec 2025 | Solar |
| Round Lake | Round Lake Solar LLC | Klamath Falls, OR | PacifiCorp West (PACW) | 1.9 GWh | Nov 2024 | Dec 2025 | Solar |
| Roundhouse Renewable Energy II | Roundhouse Renewable Energy II, LLC | Granite, WY | Western Area Power Administration - Rocky Mountain Region (WACM) | 391.8 GWh | Nov 2023 | May 2026 | Wind |
| Roundhouse Wind Energy Project | Roundhouse Renewable Energy, LLC | Cheyenne, WY | Western Area Power Administration - Rocky Mountain Region (WACM) | 894.0 GWh | May 2020 | May 2026 | Wind |
| Roundtop | Roundtop Energy LLC | Meshoppen, PA | PJM Interconnection, LLC (PJM) | 32.4 GWh | Sep 2015 | Dec 2025 | Natural Gas |
| Rounseville Solar | Rounseville Solar 1, LLC | Rochester, MA | ISO New England (ISNE) | 3.8 GWh | Jan 2020 | Dec 2025 | Solar |
| Route 14A CDG Solar North and South LLC | Route 14A CDG Solar North and South, LLC | Geneva, NY | New York Independent System Operator (NYIS) | 6.3 GWh | Nov 2018 | Dec 2025 | Solar |
| Route 19 #1 Community Solar Farm | Generate Capital | Pike, NY | New York Independent System Operator (NYIS) | 3.8 GWh | May 2022 | Dec 2025 | Solar |
| Route 19 #2 Community Solar Farm | Generate Capital | Pike, NY | New York Independent System Operator (NYIS) | 9.3 GWh | May 2022 | Dec 2025 | Solar |
| Route 22 Community Solar Farm CSG | KSI II Consolidated, LLC | Plattsburgh, NY | New York Independent System Operator (NYIS) | 6.1 GWh | Sep 2021 | Dec 2025 | Solar |
| Route 3 China Solar, LLC | REA Investments, LLC | China, ME | ISO New England (ISNE) | 7.6 GWh | Nov 2022 | Dec 2025 | Solar |
| Route 5 & 20 Community Solar Farm | Bullrock-NxtGenREA | E Bloomfield, NY | New York Independent System Operator (NYIS) | 2.1 GWh | Mar 2025 | Dec 2025 | Solar |
| Route 57 Solar | Citizens Enterprises Corporation | Agawam, MA | ISO New England (ISNE) | 2.2 GWh | Feb 2013 | Dec 2025 | Solar |
| Route 66 Energy Center, LLC | Route 66 Energy Center, LLC | San Fidel, NM | Public Service Company of New Mexico (PNM) | 132.9 GWh | Apr 2022 | May 2026 | Solar |
| Route 66 Wind Plant | Onward Energy | Panhandle, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 552.5 GWh | Jul 2015 | Dec 2025 | Wind |
| Route 76 Boone Solar 1 | Route 76 Boone Solar 1, LLC | Poplar Grove, IL | PJM Interconnection, LLC (PJM) | 4.1 GWh | Sep 2020 | Dec 2025 | Solar |
| Rowan | Southern Power Co | Salisbury, NC | Duke Energy Carolinas (DUK) | 5.0 TWh | Mar 2001 | May 2026 | Natural Gas : 99.0% Distillate Fuel Oil : 1.0% |
| Rowe (CSG) | AES Distributed Energy | Olean, NY | ISO New England (ISNE) | 7.7 GWh | Oct 2021 | Dec 2025 | Solar |
| Rowesville Rd Plant | City of Orangeburg - (SC) | Orangeburg, SC | Duke Energy Carolinas (DUK) | 928.0 MWh | May 1994 | Dec 2025 | Natural Gas |
| Roxboro | Duke Energy Progress - (NC) | Semora, NC | Duke Energy Progress East (CPLE) | 6.6 TWh | Apr 1966 | May 2026 | Bituminous Coal : 99.5% |
| Roxboro Farm | Strata Manager, LLC | Roxboro, NC | Duke Energy Progress East (CPLE) | 8.8 GWh | Mar 2014 | Dec 2025 | Solar |
| Roxboro Solar Farm, LLC | Cypress Creek Renewables | Oxford, NC | Duke Energy Progress East (CPLE) | 8.7 GWh | Nov 2015 | Dec 2025 | Solar |
| RoxWind | RoxWind LLC | Roxbury, ME | ISO New England (ISNE) | 44.1 GWh | Oct 2021 | Dec 2025 | Wind |
| Royal Solar | Cypress Creek Renewables | Godwin, NC | Duke Energy Progress East (CPLE) | 9.0 GWh | Jul 2015 | Dec 2025 | Solar |
| Royal Solar Partners (CSG) | Royal Solar Partners, LLC | Oswegatchie, NY | New York Independent System Operator (NYIS) | 4.2 GWh | Jul 2023 | Dec 2025 | Solar |
| Roza | U S Bureau of Reclamation | Yakima, WA | Bonneville Power Administration (BPAT) | 38.2 GWh | Jul 1958 | Dec 2025 | Water |
| RP-Orlando, LLC | Duke Energy Renewables Services | Orlando, FL | Duke Energy Florida, Inc. (FPC) | 8.2 GWh | Nov 2011 | Dec 2025 | Solar |
| RP SCG Texas Solar | RP SCG Texas Solar LLC | Austin, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 1.5 GWh | Dec 2024 | Dec 2025 | Solar |
| RP Wind | RWE Clean Energy | Russells Point, OH | PJM Interconnection, LLC (PJM) | 7.2 GWh | Nov 2013 | Dec 2025 | Wind |
| RPUWD Scheuer Well Solar Project | MN8 Energy LLC | San Bernardino, CA | California Independent System Operator (CISO) | 1.5 GWh | May 2018 | Dec 2025 | Solar |
| RS Cogen | Westlake 2 US LLC | Lake Charles, LA | Midcontinent Independent System Operator, Inc. (MISO) | 2.7 TWh | Nov 2002 | May 2026 | Natural Gas |
| RT 52 Walden Solar 1, LLC Hybrid | AES Distributed Energy | Montgomery, NY | New York Independent System Operator (NYIS) | 4.7 GWh | Nov 2019 | Dec 2025 | Solar |
| RT32 Westerlo Solar 1 | RT32 Westerlo Solar 1, LLC | Westerlo, NY | New York Independent System Operator (NYIS) | 8.1 GWh | Feb 2020 | Dec 2025 | Solar |
| RT405 Westerlo Solar 2 | RT405 Westerlo Solar 2, LLC | Albany, NY | ISO New England (ISNE) | 8.0 GWh | Feb 2020 | Dec 2025 | Solar |
| Rubart | Sunflower Electric Power Corp | Ulysses, KS | Southwest Power Pool (SWPP) | 37.3 GWh | Aug 2014 | Dec 2025 | Natural Gas |
| Ruby-Norris | Today's Power, Inc. | Milford, NE | Southwest Power Pool (SWPP) | 2.2 GWh | Sep 2023 | Dec 2025 | Solar |
| Rudy Solar, LLC | CD US Solar PO 3, LLC | Silver Lake, CA | California Independent System Operator (CISO) | 3.1 GWh | Nov 2014 | Dec 2025 | Solar |
| Ruff Solar LLC | Sol Systems | Ellenboro, NC | Duke Energy Carolinas (DUK) | 39.5 GWh | Jun 2020 | Dec 2025 | Solar |
| Rugby Wind Power Project | Avangrid Power LLC | Barton, ND | Midcontinent Independent System Operator, Inc. (MISO) | 348.1 GWh | Nov 2009 | Dec 2025 | Wind |
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 |