Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Southampton Power Station | Virginia Electric & Power Co | Franklin, VA | PJM Interconnection, LLC (PJM) | 318.5 GWh | Feb 1992 | Dec 2024 | Wood/Wood Waste Solids : 99.7% |
| Stockton Biomass | DTE Stockton LLC | Stockton, CA | California Independent System Operator (CISO) | 343.1 GWh | Nov 1987 | Dec 2024 | Wood/Wood Waste Solids : 99.5% |
| Sauder Power Plant | Sauder Woodworking Co | Archbold, OH | PJM Interconnection, LLC (PJM) | 7.4 GWh | Sep 1993 | Apr 2025 | Wood/Wood Waste Solids : 99.3% Natural Gas : 0.7% |
| 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% |
| Savannah River Site Biomass Cogen | Ameresco | Aiken, SC | Dominion Energy South Carolina, Inc. (SCEG) | 77.3 GWh | Dec 2011 | Sep 2025 | Wood/Wood Waste Solids : 92.6% Tire-derived Fuels : 7.2% |
| Sonoco Products Co | Sonoco Products Co | Hartsville, SC | Duke Energy Progress East (CPLE) | 65.3 GWh | Jan 1947 | Sep 2025 | Wood/Wood Waste Solids : 88.8% Natural Gas : 11.2% |
| St Paul Cogeneration | St Paul Cogeneration LLC | St. Paul, MN | Midcontinent Independent System Operator, Inc. (MISO) | 151.1 GWh | Mar 2003 | Dec 2024 | Wood/Wood Waste Solids : 82.2% Natural Gas : 17.8% |
| Stoltze CoGen1 | F H Stoltze Land & Lumber Co | Columbia Falls, MT | Bonneville Power Administration (BPAT) | 21.1 GWh | Sep 2013 | Sep 2025 | Wood/Wood Waste Solids |
| Sierra Pacific Aberdeen | Sierra Pacific Industries | Aberdeen, WA | Bonneville Power Administration (BPAT) | 128.4 GWh | Feb 2003 | Dec 2024 | Wood/Wood Waste Solids |
| Sierra Pacific Burlington Facility | Sierra Pacific Industries | Mt Vernon, WA | Puget Sound Energy, Inc. (PSEI) | 151.4 GWh | Feb 2007 | Dec 2024 | Wood/Wood Waste Solids |
| Sierra Pacific Burney Facility | Sierra Pacific Industries | Burney, CA | California Independent System Operator (CISO) | 96.3 GWh | Sep 1986 | Dec 2024 | Wood/Wood Waste Solids |
| Sierra Pacific Lincoln Facility | Sierra Pacific Industries | Lincoln, CA | California Independent System Operator (CISO) | 94.1 GWh | Feb 2004 | Dec 2024 | Wood/Wood Waste Solids |
| Sierra Pacific Quincy Facility | Sierra Pacific Industries | Quincy, CA | California Independent System Operator (CISO) | 192.5 GWh | Nov 1986 | Dec 2024 | Wood/Wood Waste Solids |
| Snider Industries | Snider Industries Inc | Marshall, TX | Southwest Power Pool (SWPP) | 12.5 GWh | Jul 1983 | Dec 2024 | Wood/Wood Waste Solids |
| Sierra Pacific Sonora | Sierra Pacific Industries | Standard, CA | California Independent System Operator (CISO) | 34.9 GWh | Jan 2001 | Dec 2024 | Wood/Wood Waste Solids |
| Seneca Sustainable Energy LLC | Seneca Sustainable Energy LLC | Eugene, OR | Bonneville Power Administration (BPAT) | 125.7 GWh | Mar 2011 | Dec 2024 | Wood/Wood Waste Solids |
| South Trent Wind Farm | NRG Energy Inc | Sweetwater, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 252.5 GWh | Dec 2008 | Dec 2024 | Wind |
| Silver Sage Windpower | Duke Energy Renewables Services | Cheyenne, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 104.1 GWh | Sep 2009 | Sep 2025 | Wind |
| South Plains Wind Phase I | Evergreen Wind, LLC | Floydada, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 668.2 GWh | Oct 2015 | Sep 2025 | Wind |
| S&P Windfarm LLC | Brewster | Brewster, MN | Midcontinent Independent System Operator, Inc. (MISO) | 4.1 GWh | Nov 2003 | Dec 2024 | Wind |
| South Plains II | Onward Energy | Lockney, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 945.8 GWh | May 2016 | Sep 2025 | Wind |
| Sky River Wind Energy Center | Sky River Wind LLC | Tehachapi, CA | California Independent System Operator (CISO) | 245.0 GWh | Jan 1991 | Dec 2024 | Wind |
| Sky Volt | Sky Volt, LLC | Greenfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.1 GWh | Jul 2012 | Dec 2024 | Wind |
| Somerset Windpower LLC | Sequitur Renewables, LLC | Ohiopyle, PA | PJM Interconnection, LLC (PJM) | 7.2 GWh | Nov 2001 | Sep 2025 | Wind |
| Skookumchuck Wind Facility | Southern Power Co | Rainier, WA | Puget Sound Energy, Inc. (PSEI) | 391.7 GWh | Oct 2020 | Sep 2025 | Wind |
| Salt Valley Wind Plant | Lincoln Electric System | Lincoln, NE | Southwest Power Pool (SWPP) | 1.9 GWh | Nov 1998 | May 2024 | Wind |
| Skeleton Creek Energy Center Hybrid | Skeleton Creek Energy Center | Carrier, OK | Southwest Power Pool (SWPP) | 831.0 GWh | Nov 2020 | Sep 2025 | Wind |
| Silver Star I Wind Power Project | Silver Star I Power Partners LLC | Dublin, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 200.5 GWh | Aug 2008 | Dec 2024 | Wind |
| South Peak Wind | ALLETE Clean Energy | Geyser, MT | NorthWestern Corporation (NWMT) | 240.9 GWh | Mar 2020 | Sep 2025 | Wind |
| Silver Maple | WEB Silver Maple Wind LLC | Clifton, ME | ISO New England (ISNE) | 58.7 GWh | Sep 2022 | Dec 2024 | Wind |
| Sigel Wind Park | DTE Electric Company | Harbor Beach, MI | Midcontinent Independent System Operator, Inc. (MISO) | 256.8 GWh | Nov 2012 | Sep 2025 | Wind |
| Shooting Star | Shooting Star Power Partners, LLC | Mullinville, KS | Southwest Power Pool (SWPP) | 187.2 GWh | Aug 2012 | Dec 2024 | Wind |
| Soliloquoy Ridge LLC | CHI Operations Inc | Lake Benton, MN | Midcontinent Independent System Operator, Inc. (MISO) | 4.8 GWh | Dec 2000 | Dec 2024 | Wind |
| South Fork Wind | Orsted Wind Power North America LLC | East Hampton, NY | New York Independent System Operator (NYIS) | 521.3 GWh | Jun 2024 | Sep 2025 | Wind |
| Sac County Wind, LLC | Sac County Wind | Sac City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 315.4 GWh | Nov 2021 | Sep 2025 | Wind |
| South Fork Wind Farm | South Fork Wind, LLC | Round Lake, MN | Midcontinent Independent System Operator, Inc. (MISO) | 52.3 GWh | Nov 2016 | Dec 2024 | Wind |
| Smoky Hills Wind Project Phase II | Smoky Hills Wind Project II LLC | Lincoln, KS | Southwest Power Pool (SWPP) | 414.3 GWh | Oct 2008 | Dec 2024 | Wind |
| Smoky Hills Wind Project Phase I | Smoky Hills Wind Farm I LLC | Lincoln, KS | Southwest Power Pool (SWPP) | 250.8 GWh | Dec 2007 | Dec 2024 | Wind |
| South Chestnut LLC | Avangrid Power LLC | Farmington, PA | PJM Interconnection, LLC (PJM) | 95.6 GWh | Mar 2012 | Dec 2024 | Wind |
| Saddleback Ridge Wind Farm | CPV Saddleback Ridge Wind, LLC | Carthage, ME | ISO New England (ISNE) | 82.9 GWh | Nov 2014 | Dec 2024 | Wind |
| South Dakota Wind Energy Cente | FPL Energy South Dakota Wind LLC | Highmore, SD | Western Area Power Administration - Rocky Mountain Region (WACM) | 76.9 GWh | Sep 2003 | Sep 2025 | Wind |
| Solano Wind | Sacramento Municipal Util Dist | Rio Vista, CA | California Independent System Operator (CISO) | 802.2 GWh | May 1994 | Sep 2025 | Wind |
| Soldier Creek Wind | Soldier Creek Wind LLC | Corning, KS | Southwest Power Pool (SWPP) | 1.0 TWh | Oct 2020 | Sep 2025 | Wind |
| Salt Fork Wind Project, LLC | Southern Power Co | Clarendon, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 690.9 GWh | Nov 2016 | Sep 2025 | Wind |
| Sagebrush Power Partners | Sagebrush Power Partners, LLC | Ellensburg, WA | Bonneville Power Administration (BPAT) | 277.8 GWh | Oct 2010 | Dec 2024 | Wind |
| Solomon Forks Wind Project, LLC | Engie North America | Colby, KS | Southwest Power Pool (SWPP) | 1.1 TWh | Jun 2019 | Sep 2025 | Wind |
| Salka Cabazon Wind | Salka Cabazon Wind LLC | North Palm Springs, CA | California Independent System Operator (CISO) | 7.9 GWh | Dec 1998 | Dec 2024 | Wind |
| Sage Draw Wind | Sage Draw Wind, LLC | Wilson, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 1.2 TWh | Jul 2021 | Sep 2025 | Wind |
| Sagamore Wind | Southwestern Public Service Co | Rogers, NM | Southwest Power Pool (SWPP) | 2.1 TWh | Nov 2020 | Sep 2025 | Wind |
| Sleeping Bear LLC | NRG Energy Gas & Wind Holdings Inc | Woodward, OK | Southwest Power Pool (SWPP) | 63.3 GWh | Sep 2007 | Dec 2024 | Wind |
| Salmon Falls Wind Park | Idaho Wind Partners 1 LLC | Hagerman, ID | Idaho Power Company (IPCO) | 64.4 GWh | Mar 2011 | Dec 2024 | Wind |
| Slate Creek Wind Project LLC | EDF Renewable Asset Holdings, Inc. | Geuda Springs, KS | Southwest Power Pool (SWPP) | 510.9 GWh | Nov 2015 | Dec 2024 | Wind |
| South Hurlburt Wind LLC | Caithness Shepherds Flat LLC | Arlington, OR | Bonneville Power Administration (BPAT) | 552.1 GWh | Jun 2012 | Sep 2025 | Wind |
| Sapphire Sky Wind Energy LLC | Invenergy Services LLC | Farmer City, IL | Midcontinent Independent System Operator, Inc. (MISO) | 937.2 GWh | Nov 2021 | Sep 2025 | Wind |
| Sandy Ridge Wind 2, LLC | Algonquin Power Co | Tyrone, PA | PJM Interconnection, LLC (PJM) | 243.7 GWh | Aug 2023 | Sep 2025 | Wind |
| Seward Wind Farm | Seward Wind LLC | Seward, NE | Southwest Power Pool (SWPP) | 7.3 GWh | Nov 2017 | Dec 2024 | Wind |
| Seven Mile Hill | PacifiCorp | Medicine Bow, WY | PacifiCorp East (PACE) | 399.8 GWh | Nov 2008 | Dec 2024 | Wind |
| Sand Ranch Windfarm LLC | Echo 1 | Echo, OR | PacifiCorp West (PACW) | 22.2 GWh | May 2009 | Dec 2024 | Wind |
| Seven Cowboy Wind Project, LLC | Seven Cowboy Wind Project, LLC | Gage, OK | Southwest Power Pool (SWPP) | 1.1 TWh | Feb 2023 | Sep 2025 | Wind |
| Settlers Trail Wind Farm LLC | Big Sky Wind, LLC | Sheldon, IL | Midcontinent Independent System Operator, Inc. (MISO) | 353.9 GWh | Sep 2011 | Dec 2024 | Wind |
| Seneca Nation Cattaraugus Wind Turbine | Seneca Nation | Irving, NY | New York Independent System Operator (NYIS) | 2.8 GWh | Feb 2017 | Dec 2024 | Wind |
| Sendero | Sendero Wind Energy, LLC | Hebbronville, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 257.7 GWh | Nov 2015 | Dec 2024 | Wind |
| Senate Wind LLC | Algonquin Power Co | Bryson, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 413.7 GWh | Nov 2012 | Dec 2024 | Wind |
| Seiling Wind II | NextEra Energy Seiling Wind | Seiling, OK | Southwest Power Pool (SWPP) | 356.1 GWh | Nov 2014 | Dec 2024 | Wind |
| Seiling Wind I | NextEra Energy Seiling Wind | Seiling, OK | Southwest Power Pool (SWPP) | 669.0 GWh | Nov 2014 | Dec 2024 | Wind |
| Searsburg Wind Turbine | Green Mountain Power Corp | Searsburg, VT | ISO New England (ISNE) | 11.5 GWh | May 1997 | Sep 2025 | Wind |
| Shirley Wind | Duke Energy Renewables Services | Denmark, WI | Midcontinent Independent System Operator, Inc. (MISO) | 59.5 GWh | Oct 2010 | Dec 2024 | Wind |
| Sandy Ridge Wind Farm | Algonquin Power Co | Tyrone, PA | PJM Interconnection, LLC (PJM) | 116.8 GWh | Jan 2012 | Dec 2024 | Wind |
| Scurry County Wind LP | Invenergy Services LLC | Snyder, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 205.4 GWh | Apr 2007 | Dec 2024 | Wind |
| Scurry County Wind II | Invenergy Services LLC | Snyder, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 164.9 GWh | Nov 2007 | Dec 2024 | Wind |
| Scituate Wind | Scituate Wind LLC | Scituate, MA | ISO New England (ISNE) | 2.4 GWh | Feb 2012 | Dec 2024 | Wind |
| Scioto Ridge Wind Farm | Big Sky Wind, LLC | Belle Center, OH | PJM Interconnection, LLC (PJM) | 537.1 GWh | Apr 2021 | Sep 2025 | Wind |
| Schumann Wind Farm | Chopin Wind, LLC | Milton-Freewater, OR | PacifiCorp West (PACW) | 24.1 GWh | Oct 2022 | Dec 2024 | Wind |
| Sawtooth Wind Project | Idaho Winds LLC | Glenns Ferry, ID | Idaho Power Company (IPCO) | 60.3 GWh | Sep 2011 | Dec 2024 | Wind |
| Santa Rita East | Invenergy Services LLC | Barnhart, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 1.2 TWh | May 2019 | Sep 2025 | Wind |
| Santa Rita Wind Energy | BHE Renewables, LLC | Big Lake, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 1.2 TWh | Nov 2017 | Sep 2025 | Wind |
| Saratoga Wind Farm | Madison Gas & Electric Co | Lime Springs, IA | Midcontinent Independent System Operator, Inc. (MISO) | 272.3 GWh | Jan 2019 | Sep 2025 | Wind |
| Southern Hills Wind Farm | MidAmerican Energy Co | Creston, IA | Midcontinent Independent System Operator, Inc. (MISO) | 827.8 GWh | Feb 2021 | Sep 2025 | Wind |
| Shady Oaks Wind 2 | Shady Oaks Wind 2, LLC | Compton, IL | PJM Interconnection, LLC (PJM) | 338.1 GWh | Sep 2023 | Sep 2025 | Wind |
| Sholes Wind Energy Center | Sholes Wind Energy Center, LLC | Randolph, NE | Southwest Power Pool (SWPP) | 693.7 GWh | Oct 2019 | Sep 2025 | Wind |
| Shiloh Wind Project 2 LLC | EDF Renewable Asset Holdings, Inc. | Birds Landing, CA | California Independent System Operator (CISO) | 393.1 GWh | Dec 2008 | Dec 2024 | Wind |
| Shiloh IV Wind Project LLC | EDF Renewable Asset Holdings, Inc. | Birds Landing, CA | California Independent System Operator (CISO) | 278.3 GWh | Nov 2012 | Dec 2024 | Wind |
| Shiloh III Wind Project LLC | EDF Renewable Asset Holdings, Inc. | Birds Landing, CA | California Independent System Operator (CISO) | 265.2 GWh | Nov 2011 | Dec 2024 | Wind |
| Shiloh I Wind Project | Avangrid Power LLC | Rio Vista, CA | California Independent System Operator (CISO) | 389.6 GWh | Apr 2006 | Dec 2024 | Wind |
| San Gorgonio Farms Wind Farm | San Gorgonio Farms Inc | Whitewater, CA | California Independent System Operator (CISO) | 61.3 GWh | Feb 1983 | Dec 2024 | Wind |
| San Gorgonio Westwinds II LLC | Terra-Gen Operating Co-Wind | North Palm Springs, CA | California Independent System Operator (CISO) | 124.4 GWh | May 1999 | Dec 2024 | Wind |
| San Gorgonio Windplant WPP1993 | FPL Energy Operating Services, Inc. | North Palm Springs, CA | California Independent System Operator (CISO) | 202.0 GWh | Nov 2011 | Dec 2024 | Wind |
| Sherbino II | Sherbino II Wind Farm LLC | Ft. Stockton, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 570.6 GWh | Oct 2011 | Dec 2024 | Wind |
| Sheffield Wind | Evergreen Wind, LLC | Sheffield, VT | ISO New England (ISNE) | 72.9 GWh | Sep 2011 | Sep 2025 | Wind |
| San Juan Mesa Wind Project LLC | NRG Energy Gas & Wind Holdings Inc | Elida, NM | Southwest Power Pool (SWPP) | 237.4 GWh | Nov 2005 | Sep 2025 | Wind |
| Shaokatan Hills LLC | Shaokatan Hills, LLC (Longroad) | Hendricks, MN | Midcontinent Independent System Operator, Inc. (MISO) | 12.1 GWh | Jul 1999 | Dec 2024 | Wind |
| Shannon Wind | Shannon Wind LLC | Windhorst, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 445.7 GWh | Nov 2015 | Sep 2025 | Wind |
| Shane's Wind Machine | Shane's Wind Machine LLC | Ruthton, MN | Midcontinent Independent System Operator, Inc. (MISO) | 6.8 GWh | Jun 2006 | Dec 2024 | Wind |
| Shamrock Wind | Shamrock Wind LLC | TBD, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 896.0 GWh | Nov 2023 | Sep 2025 | Wind |
| San Roman Wind I, LLC | Acciona Energy USA Global, LLC | Los Fresnos, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 250.7 GWh | Jan 2017 | Sep 2025 | Wind |
| Shady Oaks Wind Farm | Algonquin Power Co | Compton, IL | PJM Interconnection, LLC (PJM) | 326.4 GWh | Apr 2012 | Dec 2024 | Wind |
| Sand Bluff Wind Farm | Big Sky Wind, LLC | Big Spring, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 318.2 GWh | Dec 2006 | Dec 2024 | Wind |
| Seymour Hills Wind Project, LLC | Engie North America | Seymour, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 116.7 GWh | Apr 2019 | Sep 2025 | Wind |
| Sundance Wind Project, LLC | Public Service Co of Oklahoma | Alva, OK | Southwest Power Pool (SWPP) | 584.6 GWh | Mar 2021 | Sep 2025 | Wind |
| Spion Kop Wind Farm | NorthWestern Energy (MT wind/thermal) | Geyser, MT | NorthWestern Corporation (NWMT) | 110.8 GWh | Nov 2012 | Dec 2024 | Wind |
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 | 147 | 527.57 GWh |
| Arizona | # 9 | 183 | 11,602.92 GWh |
| Arkansas | # 21 | 117 | 5,844.09 GWh |
| California | # 4 | 1,769 | 19,371.91 GWh |
| Colorado | # 30 | 304 | 4,433.17 GWh |
| Connecticut | # 32 | 168 | 3,779.74 GWh |
| Delaware | # 49 | 33 | 419.31 GWh |
| District of Columbia | # 51 | 16 | 16.99 GWh |
| Florida | # 2 | 323 | 24,446.09 GWh |
| Georgia | # 8 | 266 | 11,628.97 GWh |
| Hawaii | # 47 | 73 | 826.54 GWh |
| Idaho | # 44 | 148 | 1,495.33 GWh |
| Illinois | # 5 | 385 | 14,642.93 GWh |
| Indiana | # 14 | 213 | 8,730.35 GWh |
| Iowa | # 26 | 295 | 5,224.35 GWh |
| Kansas | # 25 | 189 | 5,250.86 GWh |
| Kentucky | # 23 | 60 | 5,806.86 GWh |
| Louisiana | # 13 | 87 | 9,343.34 GWh |
| Maine | # 45 | 217 | 1,135.36 GWh |
| Maryland | # 39 | 204 | 2,935.42 GWh |
| Massachusetts | # 41 | 652 | 1,746.92 GWh |
| Michigan | # 11 | 279 | 10,468.02 GWh |
| Minnesota | # 29 | 769 | 4,717.95 GWh |
| Mississippi | # 20 | 58 | 6,625.37 GWh |
| Missouri | # 22 | 128 | 5,843.17 GWh |
| State | Rank | Active Plants | Sep 2025 Generation |
|---|---|---|---|
| Montana | # 40 | 72 | 1,949.24 GWh |
| Nebraska | # 34 | 132 | 3,501.38 GWh |
| Nevada | # 31 | 114 | 4,053.88 GWh |
| New Hampshire | # 42 | 60 | 1,549.07 GWh |
| New Jersey | # 27 | 399 | 4,969.45 GWh |
| New Mexico | # 36 | 145 | 3,317.84 GWh |
| New York | # 12 | 966 | 10,145.62 GWh |
| North Carolina | # 10 | 917 | 11,211.15 GWh |
| North Dakota | # 37 | 60 | 3,089.17 GWh |
| Ohio | # 6 | 201 | 12,818.31 GWh |
| Oklahoma | # 17 | 143 | 7,364.05 GWh |
| Oregon | # 28 | 282 | 4,812.51 GWh |
| Pennsylvania | # 3 | 260 | 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 | 946 | 51,969.48 GWh |
| Utah | # 35 | 126 | 3,419.48 GWh |
| Vermont | # 50 | 120 | 165.14 GWh |
| Virginia | # 15 | 241 | 8,580.52 GWh |
| Washington | # 18 | 138 | 7,120.43 GWh |
| West Virginia | # 38 | 39 | 3,057.29 GWh |
| Wisconsin | # 24 | 251 | 5,674.74 GWh |
| Wyoming | # 33 | 73 | 3,641.70 GWh |