Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Gridley Main | Altus Power America Management, LLC | Gridley, CA | California Independent System Operator (CISO) | 1.4 GWh | Feb 2013 | Dec 2025 | Solar |
| Gridley Main Two | Altus Power America Management, LLC | Gridley, CA | California Independent System Operator (CISO) | 3.6 GWh | Mar 2013 | Dec 2025 | Solar |
| Keystone Solar | Altus Power America Management, LLC | Quarryville, PA | PJM Interconnection, LLC (PJM) | 6.8 GWh | Aug 2012 | Aug 2026 | Solar |
| Green Meadows | Altus Power America Management, LLC | Sandwich, MA | ISO New England (ISNE) | 5.1 GWh | Apr 2014 | Dec 2025 | Solar |
| Solar Park Gainesville, LLC | Altus Power America Management, LLC | Gainesville, FL | Gainesville Regional Utilities (GVL) | 1.3 GWh | Jun 2011 | Dec 2025 | Solar |
| Cornerstone Power Vineland I LLC | Altus Power America Management, LLC | Vineland, NJ | PJM Interconnection, LLC (PJM) | 4.2 GWh | Jan 2012 | Dec 2025 | Solar |
| Ironwood Solar LLC | Altus Power America Management, LLC | Blythe, CA | California Independent System Operator (CISO) | 7.3 GWh | Mar 2012 | Dec 2025 | Solar |
| Radiance Solar 4 | Altus Power America Management, LLC | Lancaster, CA | California Independent System Operator (CISO) | 3.2 GWh | Jun 2013 | Dec 2025 | Solar |
| Porterville Solar | Altus Power America Management, LLC | Porterville, CA | California Independent System Operator (CISO) | 6.0 GWh | Dec 2013 | Dec 2025 | Solar |
| North Palm Springs 1A | Altus Power America Management, LLC | Palm Springs, CA | California Independent System Operator (CISO) | 5.4 GWh | Mar 2012 | Dec 2025 | Solar |
| Chuckawalla Solar | Altus Power America Management, LLC | Blythe, CA | California Independent System Operator (CISO) | 7.3 GWh | May 2012 | Dec 2025 | Solar |
| North Palm Springs 4A | Altus Power America Management, LLC | Palm Springs, CA | California Independent System Operator (CISO) | 8.3 GWh | Sep 2012 | Dec 2025 | Solar |
| Lindsay Solar | Altus Power America Management, LLC | Lindsay, CA | California Independent System Operator (CISO) | 6.8 GWh | Dec 2013 | Dec 2025 | Solar |
| SEV NM Phase 2 | Altus Power America Management, LLC | Roswell, NM | Southwest Power Pool (SWPP) | 4.0 GWh | May 2013 | Dec 2025 | Solar |
| Kingsburg Solar | Altus Power America Management, LLC | Kingsburg, CA | California Independent System Operator (CISO) | 6.3 GWh | Nov 2013 | Dec 2025 | Solar |
| Ivanhoe Solar | Altus Power America Management, LLC | Visalia, CA | California Independent System Operator (CISO) | 5.3 GWh | Dec 2013 | Dec 2025 | Solar |
| Exeter Solar | Altus Power America Management, LLC | Exeter, CA | California Independent System Operator (CISO) | 6.0 GWh | Jan 2014 | Dec 2025 | Solar |
| Pearl City Peninsula Solar Park | Altus Power America Management, LLC | Honolulu, HI | (HECO) | 3.8 GWh | Oct 2012 | Dec 2025 | Solar |
| West Davisville Solar | Altus Power America Management, LLC | North Kingstown, RI | ISO New England (ISNE) | 2.9 GWh | Nov 2013 | Dec 2025 | Solar |
| Aloha Solar Energy Fund 1 PK1 | Altus Power America Management, LLC | Waianae, HI | 7.2 GWh | Feb 2017 | Dec 2025 | Solar | |
| JMB Mcguire-Dix-Lakehurst Solar Project | Altus Power America Management, LLC | McGuire AFB, NJ | PJM Interconnection, LLC (PJM) | 10.9 GWh | Sep 2013 | Dec 2025 | Solar |
| Devens | Altus Power America Management, LLC | Shirley, MA | ISO New England (ISNE) | 4.6 GWh | May 2014 | Dec 2025 | Solar |
| Terra Francesco | Altus Power America Management, LLC | Ontario, CA | California Independent System Operator (CISO) | 2.2 GWh | Feb 2015 | Dec 2025 | Solar |
| Rancho Cucamonga Dist #1 | Altus Power America Management, LLC | Rancho Cucamonga, CA | California Independent System Operator (CISO) | 3.1 GWh | Mar 2015 | Dec 2025 | Solar |
| Park Meridian #1 | Altus Power America Management, LLC | Riverside, CA | California Independent System Operator (CISO) | 2.6 GWh | Feb 2015 | Dec 2025 | Solar |
| Winchendon Solar | Altus Power America Management, LLC | Winchendon, MA | ISO New England (ISNE) | 2.7 GWh | Mar 2014 | Dec 2025 | Solar |
| Sullivan Solar | Altus Power America Management, LLC | New Bedford, MA | ISO New England (ISNE) | 2.1 GWh | Jul 2014 | Dec 2025 | Solar |
| Monson Solar | Altus Power America Management, LLC | Monson, MA | ISO New England (ISNE) | 3.8 GWh | Jun 2014 | Dec 2025 | Solar |
| Ayers Village Solar | Altus Power America Management, LLC | Methuen, MA | ISO New England (ISNE) | 2.8 GWh | May 2014 | Dec 2025 | Solar |
| GSE NM1 | Altus Power America Management, LLC | Dexter, NM | Southwest Power Pool (SWPP) | 4.5 GWh | Apr 2011 | Dec 2025 | Solar |
| Cloverdale Solar I | Altus Power America Management, LLC | Cloverdale, CA | California Independent System Operator (CISO) | 1.5 GWh | May 2014 | Dec 2025 | Solar |
| East Chicago | Altus Power America Management, LLC | East Chicago, IN | Midcontinent Independent System Operator, Inc. (MISO) | 2.6 GWh | Feb 2013 | Nov 2025 | Solar |
| Kapolei Solar Energy Park | Altus Power America Management, LLC | Kapolei, HI | (HECO) | 1.3 GWh | Jan 2012 | Dec 2025 | Solar |
| 24 Applegate Solar LLC | Altus Power America Management, LLC | Robbinsville, NJ | PJM Interconnection, LLC (PJM) | 3.7 GWh | May 2014 | Dec 2025 | Solar |
| Forbes Street Solar | Altus Power America Management, LLC | East Providence, RI | ISO New England (ISNE) | 4.1 GWh | Nov 2013 | Dec 2025 | Solar |
| Griffith | Altus Power America Management, LLC | Griffith, IN | Midcontinent Independent System Operator, Inc. (MISO) | 2.6 GWh | Feb 2013 | Dec 2025 | Solar |
| Searchlight Solar | Altus Power America Management, LLC | Searchlight, NV | Nevada Power Company (NEVP) | 40.7 GWh | Nov 2014 | Dec 2025 | Solar |
| Axio Green LLC | Altus Power America Management, LLC | Greenfield Township, MA | ISO New England (ISNE) | 2.5 GWh | May 2012 | Dec 2025 | Solar |
| AM Wind Repower | AM Wind Repower LLC | Whitewater, CA | California Independent System Operator (CISO) | 90.6 GWh | Feb 2025 | Aug 2026 | Wind |
| Amadeus Wind Farm | Amadeus Wind LLC | Rotan, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 687.3 GWh | Nov 2020 | Aug 2026 | Wind |
| Amalgamated Sugar LLC Nampa | Amalgamated Sugar Co-Nampa | Nampa, ID | Idaho Power Company (IPCO) | 46.8 GWh | Sep 1948 | Dec 2025 | Natural Gas |
| Amana Society Service Company | Amana Society Service Co | Middle Amana, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.4 GWh | Apr 2001 | Dec 2025 | Distillate Fuel Oil |
| TAC-Distributed Energy Resource Hybrid | Ameren Illinois | Champaign, IL | Midcontinent Independent System Operator, Inc. (MISO) | 294.0 MWh | Feb 2017 | Dec 2025 | Solar : 62.7% Wind : 37.0% |
| Savannah River Site Biomass Cogen | Ameresco | Aiken, SC | Dominion Energy South Carolina, Inc. (SCEG) | 97.3 GWh | Dec 2011 | Aug 2026 | Wood/Wood Waste Solids : 92.2% Tire-derived Fuels : 7.7% |
| Ameresco Butte County | Ameresco Butte County LLC | Paradise, CA | California Independent System Operator (CISO) | 14.7 GWh | Jan 2013 | Dec 2025 | Landfill Gas |
| BWC Wading River One, Two, Three CSG | Ameresco BWC Wading River LLC | Mendon, MA | ISO New England (ISNE) | 1.6 GWh | Oct 2017 | Dec 2025 | Solar |
| Ameresco Chicopee Energy | AMERESCO Chicopee Energy LLC | Chicopee, MA | ISO New England (ISNE) | 3.7 GWh | Jan 2004 | Dec 2025 | Landfill Gas |
| Ameresco Chiquita Canyon | AMERESCO Chiquita Canyon LLC | Castaic, CA | California Independent System Operator (CISO) | 2.1 GWh | Oct 2010 | Dec 2024 | Landfill Gas |
| Ameresco Dallas LLC | Ameresco Dallas LLC | Dallas, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 24.8 GWh | Jan 2011 | Dec 2025 | Landfill Gas |
| Ameresco Delaware Central | AMERESCO Delaware Central | Sandtown, DE | PJM Interconnection, LLC (PJM) | 26.6 GWh | Nov 2006 | Dec 2025 | Landfill Gas |
| Ameresco Delaware South | AMERESCO Delaware South | Georgetown, DE | PJM Interconnection, LLC (PJM) | 22.6 GWh | Nov 2006 | Dec 2025 | Landfill Gas |
| NASA Wallops Flight Facility Solar | Ameresco Federal Solutions | Wallops Island, VA | PJM Interconnection, LLC (PJM) | 5.5 GWh | Feb 2020 | Dec 2025 | Solar |
| MCRD Parris Island PV Hybrid | Ameresco Federal Solutions | Parris Island, SC | Dominion Energy South Carolina, Inc. (SCEG) | 30.8 GWh | Aug 2018 | Dec 2025 | Natural Gas : 67.3% Solar : 32.6% |
| Fort Bliss (DEA EPIC) | Ameresco Federal Solutions | El Paso, TX | El Paso Electric Company (EPE) | 4.6 GWh | Jun 2018 | Dec 2025 | Solar |
| Fort Bragg - Camp Mackall PV BESS System | Ameresco Federal Solutions | Hoffman, NC | Duke Energy Progress East (CPLE) | 1.4 GWh | Jan 2023 | Dec 2025 | Solar |
| Hill AFB LFG Facility, Bldg #737 | Ameresco Federal Solutions | Hill AFB, UT | PacifiCorp East (PACE) | 8.2 GWh | Dec 2004 | Dec 2024 | Landfill Gas |
| Ameresco Forward | Ameresco Forward, LLC | Manteca, CA | California Independent System Operator (CISO) | 31.6 GWh | Jan 2014 | Dec 2025 | Landfill Gas |
| Northampton Landfill Solar PV | Ameresco Glendale Road Solar PV LLC | Northampton, MA | ISO New England (ISNE) | 1.9 GWh | Oct 2017 | Dec 2025 | Solar |
| Ameresco HCE Solar LLC | Ameresco HCE Solar LLC | Glenwood Springs, CO | Public Service Company of Colorado (PSCO) | 9.4 GWh | Jul 2023 | Dec 2025 | Solar |
| Ameresco Janesville | AMERESCO Janesville LLC | Janesville, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.1 GWh | Sep 2004 | Dec 2025 | Landfill Gas |
| Ameresco Jefferson City | AMERESCO Jefferson City LLC | Jefferson City, MO | Midcontinent Independent System Operator, Inc. (MISO) | 16.1 GWh | Feb 2009 | Dec 2025 | Landfill Gas |
| Ameresco Johnson Canyon | Ameresco Johnson Canyon LLC | Gonzales, CA | California Independent System Operator (CISO) | 10.0 GWh | Apr 2013 | Dec 2025 | Landfill Gas |
| Ameresco Keller Canyon | AMERESCO Keller Canyon LLC | Bay Point, CA | California Independent System Operator (CISO) | 15.8 GWh | Jun 2009 | Dec 2025 | Landfill Gas |
| Ameresco Ox Mountain | AMERESCO Ox Mountain Energy LLC | Half Moon Bay, CA | California Independent System Operator (CISO) | 82.9 GWh | Nov 2008 | Aug 2026 | Landfill Gas |
| Ameresco San Joaquin | Ameresco San Joaquin, LLC | Linden, CA | California Independent System Operator (CISO) | 24.8 GWh | Mar 2014 | Dec 2025 | Landfill Gas |
| Ameresco Santa Cruz Energy | AMERESCO Santa Cruz Energy LLC | Watsonville, CA | California Independent System Operator (CISO) | 13.8 GWh | Dec 2005 | Dec 2025 | Landfill Gas |
| Bradley Energy Center | Ameresco Select Inc | Windsor Locks, CT | ISO New England (ISNE) | 11.3 GWh | Oct 2002 | Dec 2025 | Natural Gas |
| Ameresco Stafford | AMERESCO Stafford LLC | Stafford, VA | PJM Interconnection, LLC (PJM) | 1.7 GWh | Apr 2009 | Dec 2024 | Landfill Gas |
| Ameresco Vasco Road | Ameresco Vasco Road, LLC | Livermore, CA | California Independent System Operator (CISO) | 32.7 GWh | Feb 2013 | Dec 2025 | Landfill Gas |
| Braintree Landfill Solar | Ameresco, Inc - Braintree | Braintree, MA | ISO New England (ISNE) | 1.3 GWh | Nov 2014 | Dec 2025 | Solar |
| GELD Solar Farm | Ameresco, Inc - GELD | Groton, MA | ISO New England (ISNE) | 3.3 GWh | May 2016 | Dec 2025 | Solar |
| Weston Landfill Solar | Ameresco, Inc - Weston | Weston, MA | ISO New England (ISNE) | 2.8 GWh | Feb 2016 | Dec 2025 | Solar |
| Grant Town Power Plant | American Bituminous Power LP | Grant Town, WV | PJM Interconnection, LLC (PJM) | 557.3 GWh | Jun 1992 | Sep 2025 | Waste/Other Coal : 80.7% Natural Gas : 19.3% |
| American Crystal Sugar East Grand Forks | American Crystal Sugar Co | East Grand Forks, MN | Midcontinent Independent System Operator, Inc. (MISO) | 42.6 GWh | Aug 1990 | Dec 2025 | Subbituminous Coal |
| American Crystal Sugar Drayton | American Crystal Sugar Co | Drayton, ND | Midcontinent Independent System Operator, Inc. (MISO) | 42.8 GWh | Aug 1965 | Dec 2025 | Subbituminous Coal |
| American Crystal Sugar Crookston | American Crystal Sugar Co | Crookston, MN | Midcontinent Independent System Operator, Inc. (MISO) | 41.1 GWh | Aug 1954 | Dec 2025 | Subbituminous Coal |
| American Crystal Sugar Moorhead | American Crystal Sugar Co | Moorhead, MN | Southwest Power Pool (SWPP) | 37.8 GWh | Aug 1948 | Dec 2025 | Subbituminous Coal |
| American Crystal Sugar Hillsboro | American Crystal Sugar Co | Hillsboro, ND | Midcontinent Independent System Operator, Inc. (MISO) | 85.2 GWh | Aug 1990 | Dec 2025 | Subbituminous Coal |
| American Falls Solar II | American Falls Solar II, LLC | American Falls, ID | Idaho Power Company (IPCO) | 44.7 GWh | Feb 2017 | Aug 2026 | Solar |
| American Falls Solar | American Falls Solar LLC | American Falls, ID | Idaho Power Company (IPCO) | 43.3 GWh | Feb 2017 | Aug 2026 | Solar |
| Monroeville RTO BTM | American Mun Power-Ohio, Inc | Monroeville, OH | PJM Interconnection, LLC (PJM) | 124.0 MWh | Mar 2020 | Dec 2025 | Distillate Fuel Oil |
| Niles RTO BTM | American Mun Power-Ohio, Inc | Niles, OH | PJM Interconnection, LLC (PJM) | 283.0 MWh | Jan 2020 | Dec 2025 | Distillate Fuel Oil |
| Perkasie PA BTM | American Mun Power-Ohio, Inc | Perkasie, PA | PJM Interconnection, LLC (PJM) | 251.0 MWh | Mar 2022 | Dec 2025 | Distillate Fuel Oil |
| Weatherly(PA) RTO BTM | American Mun Power-Ohio, Inc | Weatherly, PA | PJM Interconnection, LLC (PJM) | 124.0 MWh | May 2023 | Dec 2025 | Distillate Fuel Oil |
| Woodville RTO BTM | American Mun Power-Ohio, Inc | Woodville, OH | PJM Interconnection, LLC (PJM) | 130.0 MWh | Sep 2020 | Dec 2025 | Distillate Fuel Oil |
| Blakely (PA) RTO BTM | American Mun Power-Ohio, Inc | Peckville, PA | PJM Interconnection, LLC (PJM) | 279.0 MWh | Nov 2022 | Dec 2025 | Distillate Fuel Oil |
| Mifflinburg PA BTM | American Mun Power-Ohio, Inc | Mifflinburg, PA | PJM Interconnection, LLC (PJM) | 277.0 MWh | May 2024 | Dec 2025 | Distillate Fuel Oil |
| Wadsworth HBS RTO BTM | American Mun Power-Ohio, Inc | Wadsworth, OH | PJM Interconnection, LLC (PJM) | 606.0 MWh | Jan 2020 | Dec 2025 | Distillate Fuel Oil |
| Wadsworth IPS RTO BTM | American Mun Power-Ohio, Inc | Wadsworth, OH | PJM Interconnection, LLC (PJM) | 534.0 MWh | Jul 2023 | Dec 2025 | Distillate Fuel Oil |
| Hatfield PA BTM | American Mun Power-Ohio, Inc | Hatfield, PA | PJM Interconnection, LLC (PJM) | 152.0 MWh | Nov 2022 | Dec 2025 | Distillate Fuel Oil |
| Ephrata PA BTM | American Mun Power-Ohio, Inc | Lancaster, PA | PJM Interconnection, LLC (PJM) | 291.0 MWh | Oct 2021 | Dec 2025 | Distillate Fuel Oil |
| Girard (PA) RTO BTM | American Mun Power-Ohio, Inc | Girard, PA | PJM Interconnection, LLC (PJM) | 215.0 MWh | Feb 2022 | Dec 2025 | Distillate Fuel Oil |
| Schuylkill Haven PA BTM | American Mun Power-Ohio, Inc | Schuylkill Haven, PA | PJM Interconnection, LLC (PJM) | 275.0 MWh | May 2023 | Dec 2025 | Distillate Fuel Oil |
| Quakertown PA BTM | American Mun Power-Ohio, Inc | Quakertown, PA | PJM Interconnection, LLC (PJM) | 461.0 MWh | Oct 2023 | Dec 2025 | Distillate Fuel Oil |
| Galion Generating Station | American Mun Power-Ohio, Inc | Galion, OH | PJM Interconnection, LLC (PJM) | 2.5 GWh | May 2000 | Dec 2025 | Natural Gas |
| Bowling Green Generating Station | American Mun Power-Ohio, Inc | Bowling Green, OH | PJM Interconnection, LLC (PJM) | 2.8 GWh | May 2000 | Dec 2025 | Natural Gas |
| Napoleon Peaking Station | American Mun Power-Ohio, Inc | Napoleon, OH | PJM Interconnection, LLC (PJM) | 2.6 GWh | May 2000 | Dec 2025 | Natural Gas |
| Fremont Energy Center | American Mun Power-Ohio, Inc | Fremont, OH | PJM Interconnection, LLC (PJM) | 4.4 TWh | Dec 2011 | Aug 2026 | Natural Gas |
| Hamilton Peaking | American Mun Power-Ohio, Inc | Hamilton, OH | PJM Interconnection, LLC (PJM) | 2.3 GWh | May 2000 | Aug 2025 | Natural Gas |
| Seville | American Mun Power-Ohio, Inc | Seville, OH | PJM Interconnection, LLC (PJM) | 260.0 MWh | May 2001 | Dec 2025 | Distillate Fuel Oil |
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 |