Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Walker Springs I | Origis Energy USA, Inc | Gainestown, AL | Southern Company Services, Inc. - Trans (SOCO) | 113.1 GWh | - | Aug 2026 | Solar |
| Walker Springs II | Origis Energy USA, Inc | Gainestown, AL | Southern Company Services, Inc. - Trans (SOCO) | 60.8 GWh | - | Aug 2026 | Solar |
| West Camp Wind Farm | AES Clean Energy | Heber, AZ | Arizona Public Service Company (AZPS) | 453.2 GWh | - | Aug 2026 | Wind |
| Wheatland | Origis Energy USA, Inc | Wheatland, IN | Midcontinent Independent System Operator, Inc. (MISO) | 226.2 GWh | - | Aug 2026 | Solar |
| Wilmot Energy Center II | Wilmot Energy Center II, LLC | Sahuarita, AZ | Tucson Electric Power (TEPC) | 133.0 GWh | - | Aug 2026 | Solar |
| Whiting | Consolidated Water Power Co | Whiting, WI | Midcontinent Independent System Operator, Inc. (MISO) | 16.1 GWh | Dec 1890 | Dec 2025 | Water |
| Wisconsin Rapids | Consolidated Water Power Co | Wisconsin Rapids, WI | Midcontinent Independent System Operator, Inc. (MISO) | 46.4 GWh | Dec 1902 | Dec 2025 | Water |
| Washoe | Truckee Meadows Water Authority | Verdi, NV | Nevada Power Company (NEVP) | 14.9 GWh | Dec 1903 | Dec 2025 | Water |
| West Buxton | Brookfield White Pine Hydro LLC | Buxton, ME | ISO New England (ISNE) | 20.6 GWh | Dec 1903 | Dec 2025 | Water |
| Wainiha Hydro | BBCP Kauai Operating LLC | Hanalei, HI | 18.4 GWh | Dec 1905 | Aug 2026 | Water | |
| Woodland Pulp, LLC | Woodland Pulp LLC | Baileyville, ME | (NBSO) | 344.2 GWh | May 1906 | Dec 2025 | Black Liquor : 37.9% Natural Gas : 30.9% Water : 16.6% Wood/Wood Waste Solids : 14.5% |
| Webber | Consumers Energy Co - (MI) | Lyons, MI | Midcontinent Independent System Operator, Inc. (MISO) | 9.5 GWh | Dec 1906 | Dec 2025 | Water |
| White River (WI) | Northern States Power Co - Minnesota | Ashland, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.7 GWh | Dec 1906 | Dec 2025 | Water |
| Wilbur | Tennessee Valley Authority | Elizabethon, TN | Tennessee Valley Authority (TVA) | 14.2 GWh | Nov 1912 | Dec 2025 | Water |
| Waterloo Hydroelectric Project | C-S Canal Hydro, LLC | Waterloo, NY | New York Independent System Operator (NYIS) | 2.3 GWh | Dec 1914 | Dec 2025 | Water |
| West Danville 15 | Green Mountain Power Corp | Danville, VT | ISO New England (ISNE) | 2.2 GWh | Dec 1916 | Dec 2025 | Water |
| Wissota | Northern States Power Co - Minnesota | Chippewa Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 118.3 GWh | Dec 1916 | Dec 2025 | Water |
| Wise | Pacific Gas & Electric Co. | Auburn, CA | California Independent System Operator (CISO) | 29.9 GWh | Feb 1917 | Dec 2025 | Water |
| Wateree Hydro | Duke Energy Carolinas, LLC | Ridgeway, SC | Duke Energy Carolinas (DUK) | 137.3 GWh | Sep 1919 | Dec 2025 | Water |
| Weston Hydro | Brookfield White Pine Hydro LLC | Skowhegan, ME | ISO New England (ISNE) | 57.0 GWh | Dec 1919 | Dec 2025 | Water |
| Waterport | Erie Boulevard Hydropower LP | Waterport, NY | New York Independent System Operator (NYIS) | 14.0 GWh | Dec 1920 | Dec 2025 | Water |
| Wausau | Wisconsin Public Service Corp | Wausau, WI | Midcontinent Independent System Operator, Inc. (MISO) | 24.5 GWh | Feb 1921 | Dec 2025 | Water |
| Wallowa Falls | PacifiCorp | Joseph, OR | PacifiCorp West (PACW) | 2.9 GWh | Jun 1921 | Dec 2025 | Water |
| Winton | ALLETE, Inc. | Winton, MN | Midcontinent Independent System Operator, Inc. (MISO) | 17.6 GWh | Jul 1923 | Dec 2025 | Water |
| Watertown | City of Watertown - (NY) | Watertown, NY | New York Independent System Operator (NYIS) | 19.2 GWh | Jul 1924 | Dec 2025 | Water |
| Wylie | Duke Energy Carolinas, LLC | Fort Mill, SC | Duke Energy Carolinas (DUK) | 98.6 GWh | Jul 1925 | Dec 2025 | Water |
| Wilson Dam | Tennessee Valley Authority | Muscle Shoals, AL | Tennessee Valley Authority (TVA) | 1.6 TWh | Aug 1925 | Aug 2026 | Water |
| Wallenpaupack | Wallenpuapack Hydro | Drumore, PA | PJM Interconnection, LLC (PJM) | 67.3 GWh | May 1926 | Dec 2025 | Water |
| White Rapids | Wisconsin Electric Power Co | Stephenson, MI | Midcontinent Independent System Operator, Inc. (MISO) | 32.7 GWh | Sep 1927 | Dec 2025 | Water |
| Wyman Hydro | Brookfield White Pine Hydro LLC | Bingham, ME | ISO New England (ISNE) | 295.2 GWh | Dec 1929 | Dec 2025 | Water |
| Walters | Duke Energy Progress - (NC) | Waterville, NC | Duke Energy Progress East (CPLE) | 289.1 GWh | Jun 1930 | Dec 2025 | Water |
| West Charleston | Barton Village, Inc | West Charleston, VT | ISO New England (ISNE) | 5.8 GWh | Jun 1931 | Jul 2025 | Water |
| Wahoo | City of Wahoo - (NE) | Wahoo, NE | Southwest Power Pool (SWPP) | 42.0 MWh | Jul 1936 | Dec 2025 | Natural Gas : 64.7% Distillate Fuel Oil : 35.3% |
| Wheeler Dam | Tennessee Valley Authority | Town Creek, AL | Tennessee Valley Authority (TVA) | 1.2 TWh | Oct 1936 | Dec 2025 | Water |
| West Campus Steam Plant | Penn State University | University Park, PA | PJM Interconnection, LLC (PJM) | 42.6 GWh | Dec 1937 | Aug 2026 | Natural Gas : 99.9% |
| Winfield | Appalachian Power Co | Winfield, WV | PJM Interconnection, LLC (PJM) | 93.0 GWh | Dec 1937 | Dec 2025 | Water |
| Williams Hydro | Brookfield White Pine Hydro LLC | Solon, ME | ISO New England (ISNE) | 63.5 GWh | Dec 1938 | Dec 2025 | Water |
| Watts Bar Hydro | Tennessee Valley Authority | Spring City, TN | Tennessee Valley Authority (TVA) | 865.4 GWh | Feb 1942 | Dec 2025 | Water |
| Washington Island | Washington Island El Coop, Inc | Washington Island, WI | Midcontinent Independent System Operator, Inc. (MISO) | 5.0 MWh | Nov 1945 | Dec 2025 | Distillate Fuel Oil |
| Waterloo | City of Waterloo - (IL) | Waterloo, IL | Midcontinent Independent System Operator, Inc. (MISO) | 751.0 MWh | May 1946 | Dec 2025 | Natural Gas : 73.6% Distillate Fuel Oil : 26.4% |
| Wayne IC | City of Wayne (NE) | Wayne, NE | Southwest Power Pool (SWPP) | 141.0 MWh | Dec 1946 | Dec 2025 | Distillate Fuel Oil |
| West Point Municipal | City of West Point - (NE) | West Point, NE | Southwest Power Pool (SWPP) | 213.0 MWh | Apr 1947 | Dec 2025 | Distillate Fuel Oil : 72.2% Natural Gas : 27.8% |
| Western Sugar Coop- Ft Morgan | Western Sugar Cooperative | Fort Morgan, CO | Public Service Company of Colorado (PSCO) | 7.4 GWh | Aug 1947 | Mar 2026 | Natural Gas |
| Waiau | Hawaiian Electric Co Inc | Pearl City, HI | 1.0 TWh | Nov 1947 | Aug 2026 | Residual Fuel Oil : 88.7% Distillate Fuel Oil : 11.3% | |
| Whiting Refinery | BP PLC | Whiting, IN | Midcontinent Independent System Operator, Inc. (MISO) | 327.8 GWh | Dec 1947 | Dec 2025 | Other Gas : 87.1% Natural Gas : 12.9% |
| Winnetka | Village of Winnetka - (IL) | Winnetka, IL | PJM Interconnection, LLC (PJM) | 2.9 GWh | Dec 1947 | Dec 2025 | Natural Gas : 90.3% Distillate Fuel Oil : 9.7% |
| Wyandotte | Wyandotte Municipal Serv Comm - (MI) | Wyandotte, MI | Midcontinent Independent System Operator, Inc. (MISO) | 122.0 MWh | Dec 1947 | Aug 2026 | Distillate Fuel Oil |
| Wilmarth | Northern States Power Co - Minnesota | Mankato, MN | Midcontinent Independent System Operator, Inc. (MISO) | 103.7 GWh | Aug 1948 | Aug 2026 | Non-biogenic Municipal Solid Waste : 53.8% Biogenic Municipal Solid Waste : 44.0% Natural Gas : 2.1% |
| West Point PH | Pacific Gas & Electric Co. | Pioneer, CA | California Independent System Operator (CISO) | 18.1 GWh | Oct 1948 | Dec 2025 | Water |
| Watauga | Tennessee Valley Authority | Elizabethton, TN | Tennessee Valley Authority (TVA) | 121.6 GWh | Jul 1949 | Sep 2025 | Water |
| Way Dam | Wisconsin Electric Power Co | Crystal Falls, MI | Midcontinent Independent System Operator, Inc. (MISO) | 6.0 GWh | Nov 1949 | Dec 2025 | Water |
| Wells IC | City of Wells - (MN) | Wells, MN | Midcontinent Independent System Operator, Inc. (MISO) | 437.0 MWh | Oct 1950 | Dec 2025 | Natural Gas : 67.1% Distillate Fuel Oil : 32.9% |
| Wilder | Great River Hydro, LLC | Hartford, VT | ISO New England (ISNE) | 134.4 GWh | Oct 1950 | Dec 2025 | Water |
| Weybridge | Green Mountain Power Corp | Weybridge, VT | ISO New England (ISNE) | 9.7 GWh | Jan 1951 | Dec 2025 | Water |
| W S Lee | Duke Energy Carolinas, LLC | Williamston, SC | Duke Energy Carolinas (DUK) | 5.8 TWh | Feb 1951 | Aug 2026 | Natural Gas |
| Wolf Creek | USCE-Nashville District | Jamestown, KY | Tennessee Valley Authority (TVA) | 1.0 TWh | Sep 1951 | Dec 2025 | Water |
| Westrock Hodge (LA) | Westrock (LA) | Hodge, LA | Midcontinent Independent System Operator, Inc. (MISO) | 489.2 GWh | Nov 1952 | Dec 2025 | Black Liquor : 51.3% Natural Gas : 35.6% Wood/Wood Waste Solids : 13.1% |
| Waterbury 22 | Green Mountain Power Corp | Waterbury, VT | ISO New England (ISNE) | 11.4 GWh | May 1953 | Dec 2025 | Water |
| WE Soda Alkalai LLC | WE Soda Alkali | Green River, WY | PacifiCorp East (PACE) | 268.9 GWh | May 1953 | Dec 2025 | Subbituminous Coal : 73.0% Natural Gas : 27.0% |
| Whitney | USACE-Fort Worth District | Clifton, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 66.9 GWh | May 1953 | Dec 2025 | Water |
| Washington | City of Washington - (KS) | Washington, KS | Southwest Power Pool (SWPP) | 24.0 MWh | Oct 1953 | Dec 2025 | Distillate Fuel Oil : 92.8% Natural Gas : 7.2% |
| Wabash Valley Power IGCC | Wabash Valley Power Assn, Inc | Terre Haute, IN | Midcontinent Independent System Operator, Inc. (MISO) | 480.5 GWh | Nov 1953 | Aug 2026 | Natural Gas |
| WestRock-West Point Mill | WestRock-West Point Mill | West Point, VA | PJM Interconnection, LLC (PJM) | 533.0 GWh | Dec 1953 | Aug 2026 | Black Liquor : 42.3% Natural Gas : 38.2% Wood/Wood Waste Solids : 15.2% Bituminous Coal : 2.6% Sludge Waste : 1.4% |
| Walter Scott Jr Energy Center | MidAmerican Energy Co | Council Bluffs, IA | Midcontinent Independent System Operator, Inc. (MISO) | 7.7 TWh | Feb 1954 | Aug 2026 | Subbituminous Coal : 99.4% Distillate Fuel Oil : 0.5% |
| WestRock (TX) | WestRock (TX) | Evadale, TX | Midcontinent Independent System Operator, Inc. (MISO) | 441.2 GWh | May 1954 | Dec 2025 | Black Liquor : 65.1% Natural Gas : 20.7% Wood/Wood Waste Solids : 14.2% |
| West Bend | City of West Bend - (IA) | West Bent, IA | Midcontinent Independent System Operator, Inc. (MISO) | 68.0 MWh | Nov 1954 | Dec 2025 | Distillate Fuel Oil |
| Weston | Wisconsin Public Service Corp | Rothschild, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.0 TWh | Nov 1954 | Aug 2026 | Subbituminous Coal : 99.4% Natural Gas : 0.6% |
| Whitewater Valley | City of Richmond - (IN) | RICHMOND, IN | PJM Interconnection, LLC (PJM) | 52.6 GWh | Feb 1955 | Dec 2025 | Bituminous Coal : 98.8% Distillate Fuel Oil : 1.2% |
| Winterset | City of Winterset - (IA) | Winterset, IA | Midcontinent Independent System Operator, Inc. (MISO) | 33.0 MWh | Jun 1956 | Dec 2025 | Distillate Fuel Oil : 57.8% Natural Gas : 42.2% |
| William F Wyman Hybrid | FPL Energy Wyman LLC | Yarmouth, ME | ISO New England (ISNE) | 322.7 GWh | Dec 1956 | Jul 2026 | Residual Fuel Oil : 99.6% |
| W A Parish | NRG Texas Power LLC | Thompsons, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 13.7 TWh | May 1958 | Aug 2026 | Subbituminous Coal : 82.1% Natural Gas : 17.9% |
| Wanship | Weber Basin Water Conserv Dist | Wanship, UT | PacifiCorp East (PACE) | 4.9 GWh | Jul 1958 | Dec 2025 | Water |
| Waverly Municipal Electric North Plant | Waverly Municipal Elec Utility - (IA) | Waverly, IA | Midcontinent Independent System Operator, Inc. (MISO) | 212.0 MWh | Jul 1958 | Dec 2025 | Distillate Fuel Oil : 67.7% Natural Gas : 32.3% |
| Williams Fork Hydro Plant | Denver City & County of - (CO) | Parshall, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 12.1 GWh | Jun 1959 | Dec 2025 | Water |
| Wilber | City of Wilber - (NE) | Wilber, NE | Southwest Power Pool (SWPP) | 14.0 MWh | Dec 1959 | Dec 2025 | Distillate Fuel Oil |
| Warrick | AGC Division of APGI Inc | Newburgh, IN | Midcontinent Independent System Operator, Inc. (MISO) | 3.1 TWh | Mar 1960 | Aug 2026 | Bituminous Coal : 97.8% Natural Gas : 2.2% |
| Weiss Dam | Alabama Power Co | Leesburg, AL | Southern Company Services, Inc. - Trans (SOCO) | 187.6 GWh | May 1961 | Dec 2025 | Water |
| West 14th Street | City of Winfield - (KS) | Winfield, KS | Southwest Power Pool (SWPP) | 2.4 GWh | Jul 1962 | Dec 2025 | Natural Gas |
| Walter F George | USCE-Mobile District | Ft. Gaines, GA | Southern Company Services, Inc. - Trans (SOCO) | 340.7 GWh | Feb 1963 | Dec 2025 | Water |
| Wanapum | PUD No 2 of Grant County - (WA) | Beverly, WA | Public Utility District No. 2 of Grant County, Washington (GCPD) | 5.4 TWh | May 1963 | Aug 2026 | Water |
| Weleetka | Public Service Co of Oklahoma | Weleetka, OK | Southwest Power Pool (SWPP) | 12.8 GWh | Sep 1963 | Dec 2025 | Natural Gas |
| Woodleaf | South Feather Water and Power Agency | Forbestown, CA | California Independent System Operator (CISO) | 167.1 GWh | Oct 1963 | Dec 2025 | Water |
| Wilkes | Southwestern Electric Power Co | Avinger, TX | Southwest Power Pool (SWPP) | 995.4 GWh | Apr 1964 | Dec 2025 | Natural Gas |
| West Station (DE) | Calpine Mid-Atlantic Generation LLC | Wilmington, DE | PJM Interconnection, LLC (PJM) | 322.0 MWh | May 1964 | Dec 2025 | Distillate Fuel Oil |
| W H Hill | Hawaii Electric Light Co Inc | Hilo, HI | 145.4 GWh | Nov 1965 | Dec 2025 | Residual Fuel Oil | |
| Walter Bouldin Dam | Alabama Power Co | Wetumpka, AL | Southern Company Services, Inc. - Trans (SOCO) | 398.5 GWh | Jun 1967 | Dec 2025 | Water |
| Wells | PUD No 1 of Douglas County - (WA) | Chelan, WA | PUD No. 1 of Douglas County (DOPD) | 4.4 TWh | Aug 1967 | Aug 2026 | Water |
| White Rock/Slab Creek | Sacramento Municipal Util Dist | Placerville, CA | Balancing Authority of Northern California (BANC) | 445.7 GWh | Jan 1968 | Aug 2026 | Water |
| White Lake | Granite Shore Power | Tamworth, NH | ISO New England (ISNE) | 594.0 MWh | Jun 1968 | Dec 2025 | Jet Fuel |
| Wilmot | DTE Electric Company | Kingston Twp, MI | Midcontinent Independent System Operator, Inc. (MISO) | 1.9 GWh | Nov 1968 | Aug 2026 | Distillate Fuel Oil |
| Wisner | City of Wisner (NE) | Wisner, NE | Southwest Power Pool (SWPP) | 14.0 MWh | Apr 1969 | Dec 2025 | Distillate Fuel Oil |
| W H Weatherspoon | Duke Energy Progress - (NC) | Lumberton, NC | Duke Energy Progress East (CPLE) | 437.0 MWh | Apr 1970 | Dec 2025 | Distillate Fuel Oil |
| Wateree | Dominion Energy South Carolina, Inc | Eastover, SC | Dominion Energy South Carolina, Inc. (SCEG) | 2.5 TWh | Aug 1970 | Aug 2026 | Bituminous Coal : 99.2% Distillate Fuel Oil : 0.8% |
| Waimea | Hawaii Electric Light Co Inc | Kamuela, HI | 6.2 GWh | Nov 1970 | Dec 2025 | Distillate Fuel Oil | |
| West Marinette | Wisconsin Public Service Corp | Peshtigo, WI | Midcontinent Independent System Operator, Inc. (MISO) | 90.3 GWh | May 1971 | Dec 2025 | Natural Gas |
| Waters River | City of Peabody - (MA) | Peabody, MA | ISO New England (ISNE) | 5.5 GWh | Nov 1971 | Nov 2025 | Natural Gas : 71.3% Distillate Fuel Oil : 28.7% |
| West Point (PA) | Merck & Co Inc-West Point | West Point, PA | PJM Interconnection, LLC (PJM) | 265.3 GWh | Dec 1971 | Dec 2025 | Natural Gas |
| Woodhull Hospital | Woodhull Hospital | Brooklyn, NY | New York Independent System Operator (NYIS) | 159.0 MWh | Dec 1971 | Dec 2025 | Distillate Fuel Oil |
| Webster City | City of Webster City - (IA) | Webster City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 383.2 MWh | Mar 1972 | Dec 2025 | Distillate Fuel Oil |
| West Phoenix | Arizona Public Service Co | Phoenix, AZ | Arizona Public Service Company (AZPS) | 3.8 TWh | Apr 1972 | Aug 2026 | Natural Gas |
Summary of Power Plants By State
Figures are based on August 2026 generation numbers.| State | Rank | Active Plants | Aug 2026 Generation |
|---|---|---|---|
| Alabama | # 9 | 80 | 13,897.78 GWh |
| Alaska | # 48 | 146 | 672.99 GWh |
| Arizona | # 10 | 203 | 13,589.64 GWh |
| Arkansas | # 23 | 122 | 7,027.75 GWh |
| California | # 3 | 1,840 | 24,164.86 GWh |
| Colorado | # 30 | 321 | 5,322.30 GWh |
| Connecticut | # 34 | 180 | 4,400.98 GWh |
| Delaware | # 49 | 35 | 555.40 GWh |
| District of Columbia | # 51 | 19 | 21.71 GWh |
| Florida | # 2 | 345 | 28,185.93 GWh |
| Georgia | # 6 | 261 | 15,282.60 GWh |
| Hawaii | # 47 | 73 | 863.62 GWh |
| Idaho | # 43 | 152 | 1,754.56 GWh |
| Illinois | # 5 | 556 | 18,683.36 GWh |
| Indiana | # 17 | 226 | 9,970.06 GWh |
| Iowa | # 27 | 301 | 5,759.64 GWh |
| Kansas | # 26 | 191 | 6,368.18 GWh |
| Kentucky | # 21 | 63 | 7,221.26 GWh |
| Louisiana | # 14 | 93 | 10,670.45 GWh |
| Maine | # 45 | 250 | 1,285.31 GWh |
| Maryland | # 37 | 236 | 3,745.22 GWh |
| Massachusetts | # 41 | 679 | 1,958.59 GWh |
| Michigan | # 12 | 288 | 12,064.19 GWh |
| Minnesota | # 32 | 794 | 5,047.38 GWh |
| Mississippi | # 19 | 62 | 8,358.70 GWh |
| Missouri | # 22 | 134 | 7,125.71 GWh |
| State | Rank | Active Plants | Aug 2026 Generation |
|---|---|---|---|
| Montana | # 40 | 72 | 2,266.60 GWh |
| Nebraska | # 39 | 132 | 3,448.00 GWh |
| Nevada | # 29 | 117 | 5,523.31 GWh |
| New Hampshire | # 42 | 60 | 1,901.10 GWh |
| New Jersey | # 25 | 409 | 6,440.88 GWh |
| New Mexico | # 33 | 166 | 4,571.47 GWh |
| New York | # 11 | 1,087 | 13,130.21 GWh |
| North Carolina | # 8 | 921 | 14,263.55 GWh |
| North Dakota | # 38 | 62 | 3,579.89 GWh |
| Ohio | # 7 | 216 | 14,448.49 GWh |
| Oklahoma | # 13 | 153 | 10,965.38 GWh |
| Oregon | # 31 | 292 | 5,257.14 GWh |
| Pennsylvania | # 4 | 270 | 23,772.83 GWh |
| Rhode Island | # 46 | 108 | 924.31 GWh |
| South Carolina | # 16 | 214 | 9,989.71 GWh |
| South Dakota | # 44 | 53 | 1,486.65 GWh |
| Tennessee | # 18 | 101 | 8,430.26 GWh |
| Texas | # 1 | 1,069 | 65,726.98 GWh |
| Utah | # 36 | 131 | 4,074.82 GWh |
| Vermont | # 50 | 118 | 175.56 GWh |
| Virginia | # 15 | 255 | 10,241.54 GWh |
| Washington | # 20 | 137 | 8,189.60 GWh |
| West Virginia | # 28 | 41 | 5,593.74 GWh |
| Wisconsin | # 24 | 272 | 6,683.19 GWh |
| Wyoming | # 35 | 71 | 4,322.19 GWh |