Directory of Power Plants in Arizona
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Black Mountain Generating Station | UNS Electric, Inc | Golden Valley, AZ | Tucson Electric Power (TEPC) | 86.4 GWh | Apr 2008 | Dec 2024 | Natural Gas |
| Black Mountain Solar LLC | Duke Energy Renewables Services | Golden Valley, AZ | Arizona Public Service Company (AZPS) | 19.3 GWh | Nov 2012 | Dec 2024 | Solar |
| Griffith Energy LLC | Griffith Energy LLC | Golden Valley, AZ | Griffith Energy, LLC (GRIF) | 3.7 TWh | Dec 2001 | Apr 2025 | Natural Gas |
| Poseidon Solar, LLC | Axium Arizona Renewables, LLC | Globe, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 50.2 GWh | Nov 2011 | Dec 2024 | Solar |
| Agua Fria | Salt River Project | Glendale, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 244.0 GWh | Mar 1957 | Apr 2025 | Natural Gas |
| Luke Solar | Arizona Public Service Co | Glendale, AZ | Arizona Public Service Company (AZPS) | 32.2 GWh | May 2015 | Dec 2024 | Solar |
| Santan | Salt River Project | Gilbert, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 6.0 TWh | Sep 1974 | Apr 2025 | Natural Gas |
| Gilbert Solar Facility I, LLC | Gilbert Solar Facility I, LLC | Gilbert, AZ | Arizona Public Service Company (AZPS) | 3.8 GWh | Sep 2011 | Dec 2024 | Solar |
| RE Gillespie 1 LLC | MN8 Energy LLC | Gila Bend, AZ | Arizona Public Service Company (AZPS) | 36.8 GWh | Nov 2013 | Dec 2024 | Solar |
| Gila River Power Block 2 | Salt River Project | Gila Bend, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 3.1 TWh | May 2003 | Apr 2025 | Natural Gas |
| Cotton Center Solar Hybrid | Arizona Public Service Co | Gila Bend, AZ | Arizona Public Service Company (AZPS) | 36.5 GWh | Oct 2011 | Dec 2024 | Solar |
| Paloma Solar Hybrid | Arizona Public Service Co | Gila Bend, AZ | Arizona Public Service Company (AZPS) | 31.9 GWh | Aug 2011 | Dec 2024 | Solar |
| Gila Bend Hybrid | Arizona Public Service Co | Gila Bend, AZ | Arizona Public Service Company (AZPS) | 84.7 GWh | Sep 2014 | Dec 2024 | Solar |
| Solana Generating Station | Arizona Solar One LLC | Gila Bend, AZ | Arizona Public Service Company (AZPS) | 838.8 GWh | Sep 2013 | Apr 2025 | Solar |
| Gila River Power Block 3 | Salt River Project | Gila Bend, AZ | Tucson Electric Power (TEPC) | 2.9 TWh | May 2003 | Apr 2025 | Natural Gas |
| Gila River Power Block 4 | Salt River Project | Gila Bend, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 2.8 TWh | Apr 2003 | Apr 2025 | Natural Gas |
| Gila River Power Block 1 | Salt River Project | Gila Bend, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 1.8 TWh | Apr 2003 | Apr 2025 | Natural Gas |
| Yuma Solar + Storage | Invenergy Services LLC | Fortuna Foothills, AZ | Arizona Public Service Company (AZPS) | 25.9 GWh | - | Apr 2025 | Solar |
| Mohave Electric at Fort Mohave | Mohave Electric Cooperative, Inc. | Fort Mohave, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 9.2 GWh | Mar 2015 | Dec 2024 | Solar |
| Mohave Electric Cooperative at Joy Lane | Mohave Electric Cooperative, Inc. | Fort Mohave, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 12.4 GWh | Sep 2016 | Dec 2024 | Solar |
| Mohave Energy - Hybrid | Mohave Energy | Fort Mohave, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 41.5 GWh | Aug 2023 | Apr 2025 | Solar |
| Bonnybrooke PV | Apple, Inc | Florence, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 121.2 GWh | Oct 2016 | Dec 2024 | Solar |
| Copper Crossing Energy and Research Cent | Salt River Project | Florence, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 5.1 GWh | May 2024 | Dec 2024 | Natural Gas |
| Sandstone Solar | AES Distributed Energy | Florence, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 117.2 GWh | Nov 2015 | Dec 2024 | Solar |
| Babbitt Ranch Energy Center | Babbitt Ranch Energy Center, LLC | Flagstaff, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 433.1 GWh | Jun 2024 | Apr 2025 | Wind |
| Douglas | Arizona Public Service Co | Douglas, AZ | Arizona Public Service Company (AZPS) | 90.0 MWh | Apr 1972 | Dec 2023 | Distillate Fuel Oil |
| McFarland B Solar and Storage | AES Clean Energy | Dateland, AZ | California Independent System Operator (CISO) | 130.7 GWh | Nov 2024 | Apr 2025 | Solar |
| McFarland A Solar and Storage | AES Clean Energy | Dateland, AZ | California Independent System Operator (CISO) | 505.2 GWh | Nov 2023 | Apr 2025 | Solar |
| Agua Caliente Solar Project | Agua Caliente Solar | Dateland, AZ | California Independent System Operator (CISO) | 575.1 GWh | Apr 2012 | Apr 2025 | Solar |
| East Line Solar | AES Distributed Energy | Coolidge, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 249.3 GWh | Nov 2020 | Apr 2025 | Solar |
| Brittlebush Solar | Randolph Solar Park LLC | Coolidge, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 257.2 GWh | Oct 2024 | Apr 2025 | Solar |
| Saint Solar | Saint Solar LLC | Coolidge, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 278.8 GWh | Dec 2020 | Apr 2025 | Solar |
| Coolidge Generation Station | Salt River Project | Coolidge, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 92.8 GWh | Apr 2011 | Apr 2025 | Natural Gas |
| Eleven Mile Solar Center | Eleven Mile Solar Center, LLC | Coolidge, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 655.4 GWh | May 2024 | Apr 2025 | Solar |
| Central Line Solar, LLC | AES Distributed Energy | Coolidge, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 277.5 GWh | Mar 2022 | Apr 2025 | Solar |
| Storey Solar and Storage | Storey Energy Center, LLC | Coolidge, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 295.5 GWh | Aug 2023 | Apr 2025 | Solar |
| Apache Solar I | Arizona Electric Pwr Coop Inc | Cochise, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 55.5 GWh | Sep 2017 | Dec 2024 | Solar |
| Apache Station | Arizona Electric Pwr Coop Inc | Cochise, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 2.3 TWh | Jan 1963 | Apr 2025 | Natural Gas : 84.5% Subbituminous Coal : 15.5% |
| Sulphur Springs | MN8 Energy LLC | Cochise, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 51.5 GWh | Nov 2016 | Dec 2024 | Solar |
| West Line Solar, LLC | West Line Solar, LLC | City of Eloy, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 277.8 GWh | Nov 2022 | Apr 2025 | Solar |
| Chino Valley Solar | Arizona Public Service Co | Chino Valley, AZ | Arizona Public Service Company (AZPS) | 41.0 GWh | Nov 2012 | Dec 2024 | Solar |
| Intel - Ocotillo Campus Solar | Tesla Inc. | Chandler, AZ | Arizona Public Service Company (AZPS) | 2.3 GWh | Nov 2017 | Dec 2024 | Solar |
| Walmart Casa Grande | Tesla Inc. | Casa Grande, AZ | Arizona Public Service Company (AZPS) | 1.8 GWh | May 2011 | 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) | 54.1 GWh | Mar 2018 | Apr 2025 | Solar |
| Union HS at Casa Grande | Luminace Solar Holding, LLC | Casa Grande, AZ | Arizona Public Service Company (AZPS) | 2.9 GWh | Nov 2012 | Dec 2024 | Solar |
| Vista Grande HS at Casa Grande | Luminace Solar Holding, LLC | Casa Grande, AZ | Arizona Public Service Company (AZPS) | 2.8 GWh | Nov 2012 | Dec 2024 | Solar |
| Desert Basin | Salt River Project | Casa Grande, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 2.0 TWh | Sep 2001 | Apr 2025 | Natural Gas |
| Sundance | Arizona Public Service Co | Casa Grande, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 352.8 GWh | Apr 2002 | Apr 2025 | Natural Gas |
| Buckeye Union HS District 201 | Luminace Solar Arizona, LLC | Buckeye, AZ | Arizona Public Service Company (AZPS) | 6.8 GWh | Nov 2011 | Dec 2024 | Solar |
| Sonoran Solar Energy | Sonoran Solar Energy, LLC | Buckeye, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 1.1 TWh | Jun 2023 | Apr 2025 | Solar |
| Desert Star Hybrid | Arizona Public Service Co | Buckeye, AZ | Arizona Public Service Company (AZPS) | 29.2 GWh | Aug 2015 | Dec 2024 | Solar |
| Hoover Dam (AZ) | U S Bureau of Reclamation | Boulder City, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 1.2 TWh | Aug 1936 | Apr 2025 | Water |
| RE Bagdad Solar I LLC | Duke Energy Renewables Services | Bagdad, AZ | Arizona Public Service Company (AZPS) | 31.3 GWh | Nov 2011 | Dec 2024 | Solar |
| Estrella Mountain PV | Tesla Inc. | Avondale, AZ | Arizona Public Service Company (AZPS) | 3.8 GWh | May 2019 | Dec 2024 | Solar |
| Mesquite Generating Station Block 2 | Mesquite Power LLC | Arlington, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 4.1 TWh | Nov 2003 | Apr 2025 | Natural Gas |
| Sun Streams 3 | Sun Streams PVS, LLC | Arlington, AZ | Arizona Public Service Company (AZPS) | 671.0 GWh | May 2024 | Apr 2025 | Solar : 75.8% Electricity used for energy storage : 24.2% |
| Red Hawk | Arizona Public Service Co | Arlington, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 4.2 TWh | Jun 2002 | Apr 2025 | Natural Gas |
| Arlington Valley Energy Facility | Arlington Valley LLC | Arlington, AZ | Arlington Valley, LLC (DEAA) | 3.3 TWh | May 2002 | Apr 2025 | Natural Gas |
| Mesquite Generating Station Block 1 | Salt River Project | Arlington, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 3.5 TWh | May 2003 | Apr 2025 | Natural Gas |
| Arlington Valley Solar Energy II | Arevon Energy, Inc. | Arlington, AZ | Arizona Public Service Company (AZPS) | 341.2 GWh | Mar 2013 | Dec 2024 | Solar |
| Sun Streams, LLC | EDP Renewables North America LLC | Arlington, AZ | California Independent System Operator (CISO) | 407.2 GWh | Dec 2019 | Apr 2025 | Solar |
| Agave | Arizona Public Service Co | Arlington, AZ | Arizona Public Service Company (AZPS) | 208.2 GWh | Aug 2023 | Apr 2025 | Solar |
| Horse Mesa | Salt River Project | Apache Junction, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 111.6 GWh | Mar 1927 | Apr 2025 | Water |
| Mormon Flat | Salt River Project | Apache Junction, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 56.6 GWh | Apr 1926 | Apr 2025 | Water |
| RE Ajo 1 LLC | Duke Energy Renewables Services | Ajo, AZ | Arizona Public Service Company (AZPS) | 8.9 GWh | Jul 2011 | Dec 2024 | Solar |
Browse Power Plants By Arizona Counties
Figures are based on December 2024 generation numbers.| County | State Rank | Active Plants | Dec 2024 Generation |
|---|---|---|---|
| Santa Cruz County, AZ | # 13 | 2 | 4.8 GWh |
| Gila County, AZ | # 12 | 2 | 50.2 GWh |
| Yavapai County, AZ | # 11 | 7 | 97.8 GWh |
| La Paz County, AZ | # 10 | 11 | 119.1 GWh |
| Navajo County, AZ | # 9 | 7 | 1.8 TWh |
| Yuma County, AZ | # 8 | 17 | 2.0 TWh |
| Pima County, AZ | # 7 | 39 | 2.7 TWh |
| County | State Rank | Active Plants | Dec 2024 Generation |
|---|---|---|---|
| Cochise County, AZ | # 6 | 11 | 2.7 TWh |
| Coconino County, AZ | # 5 | 8 | 4.4 TWh |
| Pinal County, AZ | # 4 | 26 | 5.1 TWh |
| Apache County, AZ | # 3 | 4 | 7.9 TWh |
| Mohave County, AZ | # 2 | 16 | 9.8 TWh |
| Maricopa County, AZ | # 1 | 88 | 79.6 TWh |