Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Cedar Falls Solar Farm | Altus Power America Management, LLC | Cedar Falls, IA | Midcontinent Independent System Operator, Inc. (MISO) | 2.4 GWh | Mar 2016 | Dec 2024 | Solar |
| FastSun 1 CSG | Altus Power America Management, LLC | Dassel, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | Nov 2019 | Dec 2024 | Solar |
| Hickory Grove #1 | Altus Power America Management, LLC | Horseheads, NY | New York Independent System Operator (NYIS) | 3.0 GWh | Nov 2020 | Dec 2024 | Solar |
| FastSun 2 CSG | Altus Power America Management, LLC | Randolph Township, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.9 GWh | May 2020 | Dec 2024 | Solar |
| FastSun 5 CSG | Altus Power America Management, LLC | La Crescent, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.7 GWh | Dec 2019 | Dec 2024 | Solar |
| PFMG Solar Grossmont Helix LLC | Altus Power America Management, LLC | La Mesa, CA | California Independent System Operator (CISO) | 2.0 GWh | Apr 2018 | Dec 2024 | Solar |
| FastSun 4 CSG | Altus Power America Management, LLC | Hugo, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.7 GWh | May 2021 | Dec 2024 | Solar |
| FastSun 21 CSG | Altus Power America Management, LLC | St. Cloud, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | May 2021 | Dec 2024 | Solar |
| AC Power | Altus Power America Management, LLC | Delanco Township, NJ | PJM Interconnection, LLC (PJM) | 2.2 GWh | Jun 2019 | Dec 2024 | Solar |
| FastSun12 CSG | Altus Power America Management, LLC | Morristown, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.9 GWh | Jun 2021 | Dec 2024 | Solar |
| Curry Solar | Altus Power America Management, LLC | Reidsville, GA | Southern Company Services, Inc. - Trans (SOCO) | 2.2 GWh | May 2015 | Dec 2024 | Solar |
| Ivanhoe Solar | Altus Power America Management, LLC | Visalia, CA | California Independent System Operator (CISO) | 5.6 GWh | Dec 2013 | Dec 2024 | Solar |
| Exeter Solar | Altus Power America Management, LLC | Exeter, CA | California Independent System Operator (CISO) | 4.6 GWh | Jan 2014 | Dec 2024 | Solar |
| Kingsburg Solar | Altus Power America Management, LLC | Kingsburg, CA | California Independent System Operator (CISO) | 6.0 GWh | Nov 2013 | Dec 2024 | Solar |
| Kalaeloa Solar Two | Altus Power America Management, LLC | Honolulu, HI | 7.7 GWh | Nov 2012 | Dec 2024 | Solar | |
| Lindsay Solar | Altus Power America Management, LLC | Lindsay, CA | California Independent System Operator (CISO) | 6.2 GWh | Dec 2013 | Dec 2024 | Solar |
| Porterville Solar | Altus Power America Management, LLC | Porterville, CA | California Independent System Operator (CISO) | 5.7 GWh | Dec 2013 | Dec 2024 | Solar |
| Gridley Main | Altus Power America Management, LLC | Gridley, CA | California Independent System Operator (CISO) | 1.6 GWh | Feb 2013 | Dec 2024 | Solar |
| Gridley Main Two | Altus Power America Management, LLC | Gridley, CA | California Independent System Operator (CISO) | 3.4 GWh | Mar 2013 | Dec 2024 | Solar |
| Aerojet I | Altus Power America Management, LLC | Rancho Cordova, CA | Balancing Authority of Northern California (BANC) | 5.1 GWh | Nov 2009 | Dec 2024 | Solar |
| Aerojet II | Altus Power America Management, LLC | Rancho Cordova, CA | Balancing Authority of Northern California (BANC) | 3.8 GWh | May 2010 | Dec 2024 | Solar |
| GSE NM1 | Altus Power America Management, LLC | Dexter, NM | Southwest Power Pool (SWPP) | 4.7 GWh | Apr 2011 | Dec 2024 | Solar |
| Ironwood Solar LLC | Altus Power America Management, LLC | Blythe, CA | California Independent System Operator (CISO) | 7.5 GWh | Mar 2012 | Dec 2024 | Solar |
| Cornerstone Power Vineland I LLC | Altus Power America Management, LLC | Vineland, NJ | PJM Interconnection, LLC (PJM) | 4.9 GWh | Jan 2012 | Dec 2024 | Solar |
| Chuckawalla Solar | Altus Power America Management, LLC | Blythe, CA | California Independent System Operator (CISO) | 7.1 GWh | May 2012 | Dec 2024 | Solar |
| SEV NM Phase 2 | Altus Power America Management, LLC | Roswell, NM | Southwest Power Pool (SWPP) | 4.2 GWh | May 2013 | Dec 2024 | Solar |
| Nickel 1 Solar Facility | Altus Power America Management, LLC | Lost Hills, CA | California Independent System Operator (CISO) | 2.3 GWh | Oct 2012 | Dec 2024 | Solar |
| Keystone Solar | Altus Power America Management, LLC | Quarryville, PA | PJM Interconnection, LLC (PJM) | 7.7 GWh | Aug 2012 | Sep 2025 | Solar |
| Green Meadows | Altus Power America Management, LLC | Sandwich, MA | ISO New England (ISNE) | 5.1 GWh | Apr 2014 | Dec 2024 | Solar |
| Forbes Street Solar | Altus Power America Management, LLC | East Providence, RI | ISO New England (ISNE) | 3.6 GWh | Nov 2013 | Dec 2024 | Solar |
| Kelly Solar, LLC | Altus Power America Management, LLC | Henderson, NC | Duke Energy Progress East (CPLE) | 8.7 GWh | Jun 2018 | Dec 2024 | Solar |
| Dix Solar, L.L.C | Altus Power America Management, LLC | Browns Mills, NJ | PJM Interconnection, LLC (PJM) | 16.8 GWh | May 2017 | Dec 2024 | Solar |
| Broadridge Solar, LLC | Altus Power America Management, LLC | Lumberton, NC | Duke Energy Progress East (CPLE) | 9.7 GWh | Nov 2017 | Dec 2024 | Solar |
| Mill Pond Solar Farm, LLC | Altus Power America Management, LLC | Whiteville, NC | Duke Energy Progress East (CPLE) | 9.1 GWh | Sep 2017 | Dec 2024 | Solar |
| 231 Dixon 74 Solar I, LLC | Altus Power America Management, LLC | Kings Mountain, NC | Duke Energy Progress East (CPLE) | 3.7 GWh | Jul 2017 | Dec 2024 | Solar |
| Barker Solar, LLC | Altus Power America Management, LLC | Lumberton, NC | Duke Energy Progress East (CPLE) | 8.7 GWh | Nov 2017 | Dec 2024 | Solar |
| Solten Plainville 6000, LLC | Altus Power America Management, LLC | Plainville, MA | ISO New England (ISNE) | 7.1 GWh | Jul 2017 | Dec 2024 | Solar |
| Randolph | Altus Power America Management, LLC | Randolph, MA | ISO New England (ISNE) | 6.0 GWh | Oct 2017 | Dec 2024 | Solar |
| Florence Solar W3-080, LLC | Altus Power America Management, LLC | Florence, NJ | PJM Interconnection, LLC (PJM) | 8.9 GWh | Nov 2016 | Dec 2024 | Solar |
| Abbot Solar | Altus Power America Management, LLC | Manning, SC | Duke Energy Progress East (CPLE) | 3.9 GWh | Nov 2018 | Dec 2024 | Solar |
| Westmont 300B | Altus Power America Management, LLC | San Pedro, CA | Los Angeles Department of Water and Power (LDWP) | 5.1 GWh | Nov 2016 | Dec 2024 | Solar |
| Big George PV CSG | Altus Power America Management, LLC | Plymouth, MA | ISO New England (ISNE) | 1.4 GWh | Aug 2018 | Dec 2024 | Solar |
| Valencia 1 Solar CA | Altus Power America Management, LLC | Westmorland, CA | Imperial Irrigation District (IID) | 6.7 GWh | Aug 2017 | Dec 2024 | Solar |
| Westmont 400B | Altus Power America Management, LLC | Los Angeles, CA | Los Angeles Department of Water and Power (LDWP) | 3.6 GWh | Jun 2017 | Dec 2024 | Solar |
| Westmont 400A | Altus Power America Management, LLC | Los Angeles, CA | Los Angeles Department of Water and Power (LDWP) | 3.3 GWh | Jun 2017 | Dec 2024 | Solar |
| Corcoran CSG | Altus Power America Management, LLC | Corcoran, MN | Midcontinent Independent System Operator, Inc. (MISO) | 7.8 GWh | Dec 2018 | Dec 2024 | Solar |
| Westmont 301 | Altus Power America Management, LLC | San Pedro, CA | Los Angeles Department of Water and Power (LDWP) | 2.9 GWh | Oct 2017 | Dec 2024 | Solar |
| Willis Solar | Altus Power America Management, LLC | Pamplico, SC | Duke Energy Progress East (CPLE) | 3.5 GWh | Nov 2018 | Dec 2024 | Solar |
| Whitt Solar | Altus Power America Management, LLC | Piedmont, SC | Duke Energy Carolinas (DUK) | 3.7 GWh | Dec 2018 | Dec 2024 | Solar |
| Watauga Solar | Altus Power America Management, LLC | Society Hill, SC | Duke Energy Progress East (CPLE) | 3.8 GWh | Feb 2019 | Dec 2024 | Solar |
| Westmont 401 | Altus Power America Management, LLC | San Pedro, CA | Los Angeles Department of Water and Power (LDWP) | 4.3 GWh | Oct 2017 | Dec 2024 | Solar |
| Vincent Solar | Altus Power America Management, LLC | Lynchburg, SC | Duke Energy Progress East (CPLE) | 3.5 GWh | Jan 2019 | Dec 2024 | Solar |
| South Solar | Altus Power America Management, LLC | Pamplico, SC | Duke Energy Progress East (CPLE) | 3.6 GWh | Nov 2018 | Dec 2024 | Solar |
| Sapphire Solar | Altus Power America Management, LLC | Lake City, SC | Duke Energy Progress East (CPLE) | 3.7 GWh | Nov 2018 | Dec 2024 | Solar |
| River Solar | Altus Power America Management, LLC | Lynchburg, SC | Duke Energy Progress East (CPLE) | 3.7 GWh | Nov 2018 | Dec 2024 | Solar |
| Redwing Solar | Altus Power America Management, LLC | Darlington, SC | Duke Energy Progress East (CPLE) | 3.5 GWh | Jan 2019 | Dec 2024 | Solar |
| Pelzer Solar I | Altus Power America Management, LLC | Pelzer, SC | Duke Energy Carolinas (DUK) | 2.0 GWh | Dec 2018 | Dec 2024 | Solar |
| Waterville CSG Solar Holdings LLC | Altus Power America Management, LLC | Waterville, MN | Midcontinent Independent System Operator, Inc. (MISO) | 8.2 GWh | Feb 2018 | Sep 2025 | Solar |
| Ace Solar | Altus Power America Management, LLC | Piedmont, SC | Duke Energy Carolinas (DUK) | 2.0 GWh | Feb 2020 | Dec 2024 | Solar |
| French's Landfill PV | Altus Power America Management, LLC | Brick, NJ | PJM Interconnection, LLC (PJM) | 5.3 GWh | Sep 2014 | Dec 2024 | Solar |
| Jessamine Solar | Altus Power America Management, LLC | Marion, SC | Duke Energy Progress East (CPLE) | 3.6 GWh | Mar 2019 | Dec 2024 | Solar |
| Dundas Solar Holdings LLC CSG | Altus Power America Management, LLC | Northfield, MN | Midcontinent Independent System Operator, Inc. (MISO) | 8.3 GWh | Feb 2018 | Sep 2025 | Solar |
| Goldenrod Solar | Altus Power America Management, LLC | Pamplico, SC | Duke Energy Progress East (CPLE) | 3.7 GWh | Feb 2019 | Dec 2024 | Solar |
| Gary Solar | Altus Power America Management, LLC | Bishopville, SC | Duke Energy Progress East (CPLE) | 3.5 GWh | Nov 2018 | Dec 2024 | Solar |
| Blacktip Solar | Altus Power America Management, LLC | Scranton, SC | Duke Energy Progress East (CPLE) | 3.6 GWh | Nov 2018 | Dec 2024 | Solar |
| Bond Solar | Altus Power America Management, LLC | Summerton, SC | Duke Energy Progress East (CPLE) | 3.3 GWh | Nov 2018 | Dec 2024 | Solar |
| Bloom Solar | Altus Power America Management, LLC | Summerton, SC | Duke Energy Progress East (CPLE) | 3.6 GWh | Jan 2019 | Dec 2024 | Solar |
| Westmont 300A | Altus Power America Management, LLC | San Pedro, CA | Los Angeles Department of Water and Power (LDWP) | 5.0 GWh | Feb 2017 | Dec 2024 | Solar |
| USPS PV | Altus Power America Management, LLC | Los Angeles, CA | California Independent System Operator (CISO) | 10.1 GWh | Jun 2017 | Dec 2024 | Solar |
| Dynamic - Exeter Solar CSG | Altus Power America Management, LLC | Exeter, ME | ISO New England (ISNE) | 524.0 MWh | Aug 2024 | Dec 2024 | Solar |
| Dynamic - Enfield Hammett Road CSG | Altus Power America Management, LLC | Enfield, ME | ISO New England (ISNE) | 984.0 MWh | Aug 2024 | Dec 2024 | Solar |
| Ayers Village Solar | Altus Power America Management, LLC | Methuen, MA | ISO New England (ISNE) | 2.8 GWh | May 2014 | Dec 2024 | Solar |
| Terra Francesco | Altus Power America Management, LLC | Ontario, CA | California Independent System Operator (CISO) | 2.1 GWh | Feb 2015 | Dec 2024 | Solar |
| Rancho Cucamonga Dist #1 | Altus Power America Management, LLC | Rancho Cucamonga, CA | California Independent System Operator (CISO) | 3.0 GWh | Mar 2015 | Dec 2024 | Solar |
| JMB Mcguire-Dix-Lakehurst Solar Project | Altus Power America Management, LLC | McGuire AFB, NJ | PJM Interconnection, LLC (PJM) | 10.0 GWh | Sep 2013 | Dec 2024 | Solar |
| Chester Power Partners | Altus Power America Management, LLC | North Chester, VT | ISO New England (ISNE) | 2.6 GWh | Oct 2014 | Dec 2024 | Solar |
| 24 Applegate Solar LLC | Altus Power America Management, LLC | Robbinsville, NJ | PJM Interconnection, LLC (PJM) | 3.6 GWh | May 2014 | Dec 2024 | Solar |
| West Davisville Solar | Altus Power America Management, LLC | North Kingstown, RI | ISO New England (ISNE) | 2.7 GWh | Nov 2013 | Dec 2024 | Solar |
| Pearl City Peninsula Solar Park | Altus Power America Management, LLC | Honolulu, HI | (HECO) | 1.2 GWh | Oct 2012 | Dec 2024 | Solar |
| Winchendon Solar | Altus Power America Management, LLC | Winchendon, MA | ISO New England (ISNE) | 2.5 GWh | Mar 2014 | Dec 2024 | Solar |
| Kapolei Solar Energy Park | Altus Power America Management, LLC | Kapolei, HI | (HECO) | 1.4 GWh | Jan 2012 | Dec 2024 | Solar |
| Griffith | Altus Power America Management, LLC | Griffith, IN | Midcontinent Independent System Operator, Inc. (MISO) | 3.4 GWh | Feb 2013 | Dec 2024 | Solar |
| East Chicago | Altus Power America Management, LLC | East Chicago, IN | Midcontinent Independent System Operator, Inc. (MISO) | 3.1 GWh | Feb 2013 | Dec 2024 | Solar |
| Charlotte Solar LLC VT | Altus Power America Management, LLC | Charlotte, VT | ISO New England (ISNE) | 3.0 GWh | Jun 2014 | Dec 2024 | Solar |
| Searchlight Solar | Altus Power America Management, LLC | Searchlight, NV | Nevada Power Company (NEVP) | 45.7 GWh | Nov 2014 | Dec 2024 | Solar |
| Sun Harvest Solar NDP1 | Altus Power America Management, LLC | Dos Palos, CA | California Independent System Operator (CISO) | 3.3 GWh | Apr 2015 | Dec 2024 | Solar |
| Aloha Solar Energy Fund 1 PK1 | Altus Power America Management, LLC | Waianae, HI | 6.6 GWh | Feb 2017 | Dec 2024 | Solar | |
| Sullivan Solar | Altus Power America Management, LLC | New Bedford, MA | ISO New England (ISNE) | 2.2 GWh | Jul 2014 | Dec 2024 | Solar |
| Monson Solar | Altus Power America Management, LLC | Monson, MA | ISO New England (ISNE) | 4.0 GWh | Jun 2014 | Dec 2024 | Solar |
| Park Meridian #1 | Altus Power America Management, LLC | Riverside, CA | California Independent System Operator (CISO) | 2.5 GWh | Feb 2015 | Dec 2024 | Solar |
| Cloverdale Solar I | Altus Power America Management, LLC | Cloverdale, CA | California Independent System Operator (CISO) | 2.2 GWh | May 2014 | Dec 2024 | Solar |
| Devens | Altus Power America Management, LLC | Shirley, MA | ISO New England (ISNE) | 4.9 GWh | May 2014 | Dec 2024 | Solar |
| Axio Green LLC | Altus Power America Management, LLC | Greenfield Township, MA | ISO New England (ISNE) | 2.5 GWh | May 2012 | Dec 2024 | Solar |
| Big Bear | Altus Power America Management, LLC | Los Angeles, CA | Los Angeles Department of Water and Power (LDWP) | 7.0 GWh | Nov 2020 | Aug 2024 | Solar |
| Prairie | Altus Power America Management, LLC | Chatsworth, CA | Los Angeles Department of Water and Power (LDWP) | 2.7 GWh | Mar 2021 | Dec 2024 | Solar |
| Marina South | Altus Power America Management, LLC | San Pedro, CA | California Independent System Operator (CISO) | 1.8 GWh | Nov 2020 | Dec 2024 | Solar |
| Catalina Express | Altus Power America Management, LLC | San Pedro, CA | California Independent System Operator (CISO) | 1.7 GWh | Nov 2020 | Dec 2024 | Solar |
| Solar Park Gainesville, LLC | Altus Power America Management, LLC | Gainesville, FL | Gainesville Regional Utilities (GVL) | 1.5 GWh | Jun 2011 | Dec 2024 | Solar |
| Castleton | Altus Power America Management, LLC | Castleton on Hudson, NY | New York Independent System Operator (NYIS) | 8.1 GWh | May 2021 | Dec 2024 | Solar |
| Loring | Altus Power America Management, LLC | Limestone, ME | ISO New England (ISNE) | 6.1 GWh | Apr 2023 | Dec 2024 | Solar |
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 |