Directory of Power Plants in Arizona
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Agave | Arizona Public Service Co | Maricopa County, AZ | 171.3 GWh | - | Mar 2025 | Solar | |
| Jewish Community Center PV | AES Distributed Energy | Scottsdale, AZ | Arizona Public Service Company (AZPS) | 2.0 GWh | Aug 2012 | Dec 2023 | Solar |
| Poseidon Wind, LLC | Axium Arizona Renewables, LLC | Herber, AZ | Arizona Public Service Company (AZPS) | 107.2 GWh | Nov 2010 | Mar 2025 | Wind |
| Badger 1 | Desert Sky Solar LLC | Tonopah, AZ | Arizona Public Service Company (AZPS) | 33.2 GWh | Oct 2013 | Dec 2023 | Solar |
| Saddle Mountain Solar I | SunE AZ2, LLC | Tonopah, AZ | Arizona Public Service Company (AZPS) | 30.9 GWh | Nov 2012 | Dec 2023 | Solar |
| Arizona State University CHP | Energy Center Phoenix LLC | Tempe, AZ | Arizona Public Service Company (AZPS) | 42.8 GWh | Mar 2006 | Mar 2025 | Natural Gas |
| Perrin Ranch Wind LLC | Perrin Ranch Wind LLC | Williams, AZ | Arizona Public Service Company (AZPS) | 178.9 GWh | Dec 2011 | Mar 2025 | Wind |
| Prescott Solar Plant | SunE AZ1, LLC | Prescott, AZ | Arizona Public Service Company (AZPS) | 22.9 GWh | Nov 2011 | Dec 2023 | Solar |
| Black Mountain Solar LLC | Duke Energy Renewables Services | Golden Valley, AZ | Arizona Public Service Company (AZPS) | 20.3 GWh | Nov 2012 | Dec 2023 | Solar |
| Buckeye Union HS District 201 | Luminace Solar Arizona, LLC | Buckeye, AZ | Arizona Public Service Company (AZPS) | 6.3 GWh | Nov 2011 | Dec 2023 | Solar |
| Foothills Solar Plant Hybrid | Arizona Public Service Co | Yuma, AZ | Arizona Public Service Company (AZPS) | 101.5 GWh | Feb 2013 | Dec 2023 | Solar |
| Walmart Casa Grande | Tesla Inc. | Casa Grande, AZ | Arizona Public Service Company (AZPS) | 1.8 GWh | May 2011 | Dec 2023 | Solar |
| RE Ajo 1 LLC | Duke Energy Renewables Services | Ajo, AZ | Arizona Public Service Company (AZPS) | 9.1 GWh | Jul 2011 | Dec 2023 | Solar |
| RE Bagdad Solar I LLC | Duke Energy Renewables Services | Bagdad, AZ | Arizona Public Service Company (AZPS) | 31.7 GWh | Nov 2011 | Dec 2023 | Solar |
| Kingman 1 | Brookfield Renewable Trading and Marketing LP | Kingman, AZ | Arizona Public Service Company (AZPS) | 19.4 GWh | Aug 2011 | Mar 2025 | Wind : 96.0% Solar : 4.0% |
| Arizona Western College PV | AES Distributed Energy | Yuma, AZ | Arizona Public Service Company (AZPS) | 5.6 GWh | Oct 2011 | Dec 2023 | Solar |
| Arlington Valley Solar Energy II | Arevon Energy, Inc. | Arlington, AZ | Arizona Public Service Company (AZPS) | 348.5 GWh | Mar 2013 | Dec 2023 | Solar |
| Hyder Solar Hybrid | Arizona Public Service Co | Hyder, AZ | Arizona Public Service Company (AZPS) | 40.2 GWh | Oct 2011 | Dec 2023 | Solar |
| Paloma Solar Hybrid | Arizona Public Service Co | Gila Bend, AZ | Arizona Public Service Company (AZPS) | 39.0 GWh | Aug 2011 | Dec 2023 | Solar |
| Cotton Center Solar Hybrid | Arizona Public Service Co | Gila Bend, AZ | Arizona Public Service Company (AZPS) | 41.2 GWh | Oct 2011 | Dec 2023 | Solar |
| Chino Solar Valley | Arizona Public Service Co | Chino Valley, AZ | Arizona Public Service Company (AZPS) | 26.3 GWh | Nov 2012 | Dec 2023 | Solar |
| Northwest Regional | WM Renewable Energy LLC | Surprise, AZ | Arizona Public Service Company (AZPS) | 17.6 GWh | Jul 2012 | Dec 2023 | Landfill Gas |
| Union HS at Casa Grande | Luminace Solar Holding, LLC | Casa Grande, AZ | Arizona Public Service Company (AZPS) | 2.6 GWh | Nov 2012 | Dec 2023 | Solar |
| Desert Star Hybrid | Arizona Public Service Co | Buckeye, AZ | Arizona Public Service Company (AZPS) | 30.0 GWh | Aug 2015 | Dec 2023 | Solar |
| Yuma Solar + Storage | Invenergy Services LLC | Fortuna Foothills, AZ | Arizona Public Service Company (AZPS) | 5.3 GWh | - | Mar 2025 | Solar |
| Sun Streams 4 | Sun Streams Expansion, LLC | Tonopah, AZ | Arizona Public Service Company (AZPS) | 61.0 GWh | - | Mar 2025 | Solar |
| Sun Streams 3 | Sun Streams PVS, LLC | Arlington, AZ | Arizona Public Service Company (AZPS) | 643.1 GWh | - | Mar 2025 | Solar : 74.7% Electricity used for energy storage : 25.3% |
| Chevelon Butte Phase 2 | AES Clean Energy | Winslow, AZ | Arizona Public Service Company (AZPS) | 452.6 GWh | - | Mar 2025 | Wind |
| Chevelon Butte Wind Farm | AES Clean Energy | Winslow, AZ | Arizona Public Service Company (AZPS) | 614.3 GWh | Apr 2023 | Mar 2025 | Wind |
| Mesquite Solar 5, LLC | Consolidated Edison Development Inc. | Tonopah, AZ | Arizona Public Service Company (AZPS) | 120.9 GWh | Jun 2023 | Mar 2025 | Solar |
| AZ State University - Tempe Campus Solar | Arizona State University FDM | Tempe, AZ | Arizona Public Service Company (AZPS) | 2.6 GWh | Nov 2003 | Dec 2023 | Solar |
| Intel - Ocotillo Campus Solar | Tesla Inc. | Chandler, AZ | Arizona Public Service Company (AZPS) | 10.7 GWh | Nov 2017 | Dec 2023 | Solar |
| Red Rock | Arizona Public Service Co | Red Rock, AZ | Arizona Public Service Company (AZPS) | 73.5 GWh | Jan 2017 | Mar 2025 | Solar |
| Estrella Mountain PV | Tesla Inc. | Avondale, AZ | Arizona Public Service Company (AZPS) | 4.2 GWh | May 2019 | Dec 2023 | Solar |
| Paradise Valley H.S. PV | AES Distributed Energy | Phoenix, AZ | Arizona Public Service Company (AZPS) | 2.0 GWh | Dec 2012 | Dec 2023 | Solar |
| Gila Bend Hybrid | Arizona Public Service Co | Gila Bend, AZ | Arizona Public Service Company (AZPS) | 80.0 GWh | Sep 2014 | Dec 2023 | Solar |
| Phoenix Airport Rental Car Center | Solar Star Arizona II LLC | Phoenix, AZ | Arizona Public Service Company (AZPS) | 2.7 GWh | Nov 2012 | Dec 2023 | Solar |
| Phoenix Airport East Economy Lot | Solar Star Arizona II LLC | Phoenix, AZ | Arizona Public Service Company (AZPS) | 848.0 MWh | Nov 2012 | Dec 2023 | Solar |
| Gilbert Solar Facility I, LLC | Gilbert Solar Facility I, LLC | Gilbert, AZ | Arizona Public Service Company (AZPS) | 3.6 GWh | Sep 2011 | Dec 2023 | Solar |
| Lake Pleasant WTP | MN8 Energy LLC | Peoria, AZ | Arizona Public Service Company (AZPS) | 14.4 GWh | Nov 2012 | Dec 2023 | Solar |
| Vista Grande HS at Casa Grande | Luminace Solar Holding, LLC | Casa Grande, AZ | Arizona Public Service Company (AZPS) | 2.7 GWh | Nov 2012 | Dec 2023 | Solar |
| Cholla | Arizona Public Service Co | Joseph City, AZ | Arizona Public Service Company (AZPS) | 1.3 TWh | Apr 1962 | Mar 2025 | Subbituminous Coal : 99.9% |
| RE Gillespie 1 LLC | MN8 Energy LLC | Gila Bend, AZ | Arizona Public Service Company (AZPS) | 38.5 GWh | Nov 2013 | Dec 2023 | Solar |
| Hyder II Hybrid | Arizona Public Service Co | Hyder, AZ | Arizona Public Service Company (AZPS) | 30.3 GWh | Nov 2013 | Dec 2023 | Solar |
| Luke Solar | Arizona Public Service Co | Glendale, AZ | Arizona Public Service Company (AZPS) | 32.8 GWh | May 2015 | Dec 2023 | Solar |
| Douglas | Arizona Public Service Co | Douglas, AZ | Arizona Public Service Company (AZPS) | 90.0 MWh | Apr 1972 | Dec 2023 | Distillate Fuel Oil |
| Ocotillo | Arizona Public Service Co | Tempe, AZ | Arizona Public Service Company (AZPS) | 442.8 GWh | Feb 1960 | Mar 2025 | Natural Gas |
| West Phoenix | Arizona Public Service Co | Phoenix, AZ | Arizona Public Service Company (AZPS) | 4.0 TWh | Apr 1972 | Mar 2025 | Natural Gas |
| Saguaro | Arizona Public Service Co | Red Rock, AZ | Arizona Public Service Company (AZPS) | 175.6 GWh | Apr 1972 | Dec 2023 | Natural Gas |
| Yucca | Arizona Public Service Co | Yuma, AZ | Arizona Public Service Company (AZPS) | 295.9 GWh | Mar 1959 | Mar 2025 | Natural Gas : 98.3% Distillate Fuel Oil : 1.7% |
| Yuma Cogeneration Associates | Falcon Power Operating Company | Yuma, AZ | Arizona Public Service Company (AZPS) | 36.3 GWh | Feb 1994 | Jan 2025 | Natural Gas |
| Solana Generating Station | Arizona Solar One LLC | Gila Bend, AZ | Arizona Public Service Company (AZPS) | 822.7 GWh | Sep 2013 | Mar 2025 | Solar |
| Novo BioPower Plant | Novo Biopower LLC | Snowflake, AZ | Arizona Public Service Company (AZPS) | 175.6 GWh | May 2008 | Dec 2023 | Wood/Wood Waste Solids : 99.9% |
| Prescott Airport | Arizona Public Service Co | Prescott, AZ | Arizona Public Service Company (AZPS) | 2.6 GWh | Sep 2002 | Dec 2023 | Solar |
| Arlington Valley Energy Facility | Arlington Valley LLC | Arlington, AZ | Arlington Valley, LLC (DEAA) | 3.4 TWh | May 2002 | Mar 2025 | Natural Gas |
| Mesquite Solar 4, LLC | Consolidated Edison Development Inc. | Tonopah, AZ | California Independent System Operator (CISO) | 151.1 GWh | - | Mar 2025 | Solar : 99.9% |
| Sun Streams 2 | Sun Streams 2, LLC | Hassayampa, AZ | California Independent System Operator (CISO) | 311.0 GWh | May 2021 | Mar 2025 | Solar |
| Sun Streams, LLC | EDP Renewables North America LLC | Arlington, AZ | California Independent System Operator (CISO) | 409.6 GWh | Dec 2019 | Mar 2025 | Solar |
| McFarland A Solar and Storage | AES Clean Energy | Dateland, AZ | California Independent System Operator (CISO) | 488.6 GWh | Nov 2023 | Mar 2025 | Solar |
| White Wing Solar | Leeward Asset Management, LLC | Yuma, AZ | California Independent System Operator (CISO) | 185.4 GWh | - | Mar 2025 | Solar |
| Mesquite Solar 3, LLC | Consolidated Edison Development Inc. | Tonopah, AZ | California Independent System Operator (CISO) | 459.1 GWh | Nov 2016 | Mar 2025 | Solar |
| Mesquite Solar 2, LLC | Consolidated Edison Development Inc. | Tonopah, AZ | California Independent System Operator (CISO) | 293.4 GWh | Nov 2016 | Mar 2025 | Solar |
| McFarland B Solar and Storage | AES Clean Energy | Dateland, AZ | California Independent System Operator (CISO) | 62.6 GWh | - | Mar 2025 | Solar |
| Agua Caliente Solar Project | Agua Caliente Solar | Dateland, AZ | California Independent System Operator (CISO) | 591.7 GWh | Apr 2012 | Mar 2025 | Solar |
| Mesquite Solar 1 | Consolidated Edison Development Inc. | Tonopah, AZ | California Independent System Operator (CISO) | 403.9 GWh | Oct 2011 | Dec 2023 | Solar |
| Griffith Energy LLC | Griffith Energy LLC | Golden Valley, AZ | Griffith Energy, LLC (GRIF) | 3.8 TWh | Dec 2001 | Mar 2025 | Natural Gas |
| Harquahala Generating Project | New Harquahala Generating Co, LLC | Tonopah, AZ | New Harquahala Generating Company, LLC (HGMA) | 3.6 TWh | May 2004 | Mar 2025 | Natural Gas |
| Gila River Power Block 1 | Salt River Project | Gila Bend, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 1.9 TWh | Apr 2003 | Mar 2025 | Natural Gas |
| Gila River Power Block 4 | Salt River Project | Gila Bend, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 2.9 TWh | Apr 2003 | Mar 2025 | Natural Gas |
| Roosevelt | Salt River Project | Roosevelt, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 98.8 GWh | Feb 1973 | Dec 2023 | Water |
| Sandstone Solar | AES Distributed Energy | Florence, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 111.1 GWh | Nov 2015 | Dec 2023 | Solar |
| Mormon Flat | Salt River Project | Apache Junction, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 57.3 GWh | Apr 1926 | Mar 2025 | Water |
| Red Hawk | Arizona Public Service Co | Arlington, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 4.4 TWh | Jun 2002 | Mar 2025 | Natural Gas |
| Mesquite Generating Station Block 2 | Mesquite Power LLC | Arlington, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 4.1 TWh | Nov 2003 | Mar 2025 | Natural Gas |
| Bonnybrooke PV | Apple, Inc | Florence, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 118.7 GWh | Oct 2016 | Dec 2023 | Solar |
| Kyrene | Salt River Project | Tempe, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 939.3 GWh | Jun 1952 | Mar 2025 | Natural Gas |
| Gila River Power Block 2 | Salt River Project | Gila Bend, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 3.2 TWh | May 2003 | Mar 2025 | Natural Gas |
| Horse Mesa | Salt River Project | Apache Junction, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 113.1 GWh | Mar 1927 | Mar 2025 | Water |
| T0588 Phoenix - AZ | SoCore Energy LLC | Phoenix, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 618.0 MWh | Apr 2017 | Dec 2023 | Solar |
| Pinal Central Energy Center Hybrid | Pinal Central Energy Center, LLC | Casa Grande, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 53.4 GWh | Mar 2018 | Mar 2025 | Solar |
| Agua Fria | Salt River Project | Glendale, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 239.3 GWh | Mar 1957 | Mar 2025 | Natural Gas |
| East Line Solar | AES Distributed Energy | Coolidge, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 250.3 GWh | Nov 2020 | Mar 2025 | Solar |
| Saint Solar | Saint Solar LLC | Coolidge, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 277.6 GWh | Dec 2020 | Mar 2025 | Solar |
| Mesa Carport PV | Apple, Inc | Mesa, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 8.1 GWh | Feb 2020 | Dec 2023 | Solar |
| Central Line Solar, LLC | AES Distributed Energy | Coolidge, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 279.1 GWh | Mar 2022 | Mar 2025 | Solar |
| Storey Solar and Storage | Storey Energy Center, LLC | Coolidge, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 297.3 GWh | Aug 2023 | Mar 2025 | Solar |
| Babbitt Ranch Energy Center | Babbitt Ranch Energy Center, LLC | Flagstaff, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 386.5 GWh | - | Mar 2025 | Wind |
| West Line Solar, LLC | West Line Solar, LLC | City of Eloy, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 279.6 GWh | Nov 2022 | Mar 2025 | Solar |
| Eleven Mile Solar Center | Eleven Mile Solar Center, LLC | Coolidge, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 546.9 GWh | - | Mar 2025 | Solar |
| Sonoran Solar Energy | Sonoran Solar Energy, LLC | Buckeye, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 1.1 TWh | Jun 2023 | Mar 2025 | Solar |
| Coolidge Generation Station | Salt River Project | Coolidge, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 126.8 GWh | Apr 2011 | Mar 2025 | Natural Gas |
| Dry Lake Wind LLC | Avangrid Renewables LLC | Heber, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 108.4 GWh | Jul 2009 | Mar 2025 | Wind |
| Brittlebush Solar | Randolph Solar Park LLC | Coolidge, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 197.7 GWh | - | Mar 2025 | Solar |
| Poseidon Solar, LLC | Axium Arizona Renewables, LLC | Globe, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 51.4 GWh | Nov 2011 | Dec 2023 | Solar |
| Palo Verde | Arizona Public Service Co | Wintersburg, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 32.2 TWh | Dec 1985 | Mar 2025 | Nuclear |
| Santan | Salt River Project | Gilbert, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 5.7 TWh | Sep 1974 | Mar 2025 | Natural Gas |
| Queen Creek Solar Farm | Siete Solar LLC | Queen Creek, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 46.4 GWh | Sep 2012 | Dec 2023 | Solar |
| Mesquite Generating Station Block 1 | Salt River Project | Arlington, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 3.5 TWh | May 2003 | Mar 2025 | Natural Gas |
| Coronado | Salt River Project | St Johns, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 2.8 TWh | Nov 1979 | Mar 2025 | Subbituminous Coal : 99.7% |
| Stewart Mountain | Salt River Project | Phoenix, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 35.0 GWh | Feb 1930 | Dec 2023 | Water |
Browse Power Plants By Arizona Counties
Figures are based on March 2025 generation numbers.| County | State Rank | Active Plants | Mar 2025 Generation |
|---|---|---|---|
| Maricopa County, AZ | # 1 | 83 | 79.4 TWh |
| Mohave County, AZ | # 2 | 15 | 9.9 TWh |
| Apache County, AZ | # 3 | 4 | 8.2 TWh |
| Pinal County, AZ | # 4 | 20 | 5.1 TWh |
| Coconino County, AZ | # 5 | 8 | 4.3 TWh |
| Cochise County, AZ | # 6 | 11 | 2.7 TWh |
| Pima County, AZ | # 7 | 38 | 2.7 TWh |
| County | State Rank | Active Plants | Mar 2025 Generation |
|---|---|---|---|
| Yuma County, AZ | # 8 | 13 | 1.8 TWh |
| Navajo County, AZ | # 9 | 7 | 1.8 TWh |
| La Paz County, AZ | # 10 | 5 | 119.8 GWh |
| Yavapai County, AZ | # 11 | 7 | 83.5 GWh |
| Gila County, AZ | # 12 | 2 | 51.4 GWh |
| Santa Cruz County, AZ | # 13 | 2 | 10.3 GWh |