Directory of Power Plants in Arizona
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Harquahala Sun Solar Project | Copia Power | Tonopah, AZ | Arizona Public Service Company (AZPS) | 41.2 GWh | - | May 2025 | Solar |
| Harquahala Generating Project | New Harquahala Generating Co, LLC | Tonopah, AZ | New Harquahala Generating Company, LLC (HGMA) | 3.5 TWh | May 2004 | May 2025 | Natural Gas |
| Harquahala 2 | Copia Power | Tonopah, AZ | Arizona Public Service Company (AZPS) | 154.1 GWh | - | May 2025 | Solar |
| H Wilson Sundt Generating Station | Tucson Electric Power Co | Tucson, AZ | Tucson Electric Power (TEPC) | 1.9 TWh | Nov 1958 | May 2025 | Natural Gas |
| Griffith Energy LLC | Griffith Energy LLC | Golden Valley, AZ | Griffith Energy, LLC (GRIF) | 3.8 TWh | Dec 2001 | May 2025 | Natural Gas |
| Gray Hawk Solar | Gray Hawk Solar, LLC | Kingman, AZ | Tucson Electric Power (TEPC) | 139.0 GWh | May 2018 | May 2025 | Solar |
| Glen Canyon Dam | U S Bureau of Reclamation | Page, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 2.7 TWh | Aug 1964 | May 2025 | Water |
| 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 |
| 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 | May 2025 | Natural Gas |
| Gila River Power Block 3 | Salt River Project | Gila Bend, AZ | Tucson Electric Power (TEPC) | 3.0 TWh | May 2003 | May 2025 | Natural Gas |
| Gila River Power Block 2 | Salt River Project | Gila Bend, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 3.0 TWh | May 2003 | May 2025 | Natural Gas |
| Gila River Power Block 1 | Salt River Project | Gila Bend, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 2.0 TWh | Apr 2003 | May 2025 | Natural Gas |
| Gila Bend Hybrid | Arizona Public Service Co | Gila Bend, AZ | Arizona Public Service Company (AZPS) | 84.7 GWh | Sep 2014 | Dec 2024 | Solar |
| Gato Montes Solar, LLC | Duke Energy Renewables Services | Tucson, AZ | Tucson Electric Power (TEPC) | 7.4 GWh | Nov 2012 | Dec 2024 | Solar |
| FRB Solar Farm | FRB Solar LLC | Tucson, AZ | Tucson Electric Power (TEPC) | 4.1 GWh | Mar 2011 | Dec 2023 | Solar |
| Fort Huachuca Solar PV Project | Tucson Electric Power Co | Sierra Vista, AZ | Tucson Electric Power (TEPC) | 40.1 GWh | Nov 2014 | Dec 2024 | Solar |
| Foothills Solar Plant Hybrid | Arizona Public Service Co | Yuma, AZ | Arizona Public Service Company (AZPS) | 97.8 GWh | Feb 2013 | Dec 2024 | Solar |
| Estrella Mountain PV | Tesla Inc. | Avondale, AZ | Arizona Public Service Company (AZPS) | 3.8 GWh | May 2019 | Dec 2024 | Solar |
| Eleven Mile Solar Center | Eleven Mile Solar Center, LLC | Coolidge, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 741.1 GWh | May 2024 | May 2025 | Solar |
| East Line Solar | AES Distributed Energy | Coolidge, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 244.2 GWh | Nov 2020 | May 2025 | Solar |
| Dry Lake Wind LLC | Avangrid Power LLC | Heber, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 106.4 GWh | Jul 2009 | May 2025 | Wind |
| Douglas | Arizona Public Service Co | Douglas, AZ | Arizona Public Service Company (AZPS) | 90.0 MWh | Apr 1972 | Dec 2023 | Distillate Fuel Oil |
| Desert Star Hybrid | Arizona Public Service Co | Buckeye, AZ | Arizona Public Service Company (AZPS) | 29.2 GWh | Aug 2015 | 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 | May 2025 | Natural Gas |
| Demoss Petrie | Tucson Electric Power Co | Tucson, AZ | Tucson Electric Power (TEPC) | 2.5 GWh | May 2001 | Dec 2024 | Natural Gas |
| Davis Monthan AFB (AZ) West Airfield | MN8 Energy LLC | Tucson, AZ | Tucson Electric Power (TEPC) | 30.2 GWh | Dec 2013 | Dec 2024 | Solar |
| Davis Dam | U S Bureau of Reclamation | Kingman, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 958.2 GWh | Dec 1950 | Dec 2024 | Water |
| Cotton Center Solar Hybrid | Arizona Public Service Co | Gila Bend, AZ | Arizona Public Service Company (AZPS) | 36.5 GWh | Oct 2011 | Dec 2024 | Solar |
| Coronado | Salt River Project | St Johns, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 2.5 TWh | Nov 1979 | May 2025 | Subbituminous Coal : 99.7% |
| 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 |
| Coolidge Generation Station | Salt River Project | Coolidge, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 74.7 GWh | Apr 2011 | May 2025 | Natural Gas |
| Cogenra - TEP | Terraform Arcadia | Tucson, AZ | Tucson Electric Power (TEPC) | 1.9 GWh | Jun 2014 | Dec 2024 | Solar |
| Cogeneration 2 | University of Arizona | Tucson, AZ | Tucson Electric Power (TEPC) | 40.6 GWh | Oct 2002 | May 2025 | Natural Gas |
| Cogeneration 1 | University of Arizona | Tucson, AZ | Tucson Electric Power (TEPC) | 48.0 GWh | Oct 2002 | May 2025 | Natural Gas |
| Cholla | Arizona Public Service Co | Joseph City, AZ | Arizona Public Service Company (AZPS) | 1.3 TWh | Apr 1962 | Mar 2025 | Subbituminous Coal : 99.9% |
| Chino Valley Solar | Arizona Public Service Co | Chino Valley, AZ | Arizona Public Service Company (AZPS) | 41.0 GWh | Nov 2012 | Dec 2024 | Solar |
| Chevelon Butte Wind Farm | AES Clean Energy | Winslow, AZ | Arizona Public Service Company (AZPS) | 605.7 GWh | Apr 2023 | May 2025 | Wind |
| Chevelon Butte Phase 2 | AES Clean Energy | Winslow, AZ | Arizona Public Service Company (AZPS) | 495.6 GWh | Mar 2024 | May 2025 | Wind |
| Central Line Solar, LLC | AES Distributed Energy | Coolidge, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 275.5 GWh | Mar 2022 | May 2025 | Solar |
| Canyon Del Oro High School Solar | Luminace Solar Arizona 2, LLC | Oro Valley, AZ | Tucson Electric Power (TEPC) | 2.4 GWh | Oct 2016 | Dec 2024 | Solar |
| Buckeye Union HS District 201 | Luminace Solar Arizona, LLC | Buckeye, AZ | Arizona Public Service Company (AZPS) | 6.8 GWh | Nov 2011 | Dec 2024 | Solar |
| Broadway 3 - Tucson Phase I | MN8 Energy LLC | Tucson, AZ | Tucson Electric Power (TEPC) | 1.6 GWh | Feb 2011 | Dec 2024 | Solar |
| Broadway 2 - Tucson Phase II | MN8 Energy LLC | Tucson, AZ | Tucson Electric Power (TEPC) | 2.0 GWh | Nov 2013 | Dec 2024 | Solar |
| Brittlebush Solar | Randolph Solar Park LLC | Coolidge, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 308.9 GWh | Oct 2024 | May 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 |
| Black Mountain Solar LLC | Duke Energy Renewables Services | Golden Valley, AZ | Arizona Public Service Company (AZPS) | 19.3 GWh | Nov 2012 | Dec 2024 | Solar |
| Black Mountain Generating Station | UNS Electric, Inc | Golden Valley, AZ | Tucson Electric Power (TEPC) | 86.4 GWh | Apr 2008 | Dec 2024 | Natural Gas |
| Banner Solar Ironwood | Banner Solar Ironwood LLC | Queen Creek, AZ | Arizona Public Service Company (AZPS) | 3.8 GWh | Nov 2021 | Dec 2024 | Solar |
| Badger 1 | Desert Sky Solar LLC | Tonopah, AZ | Arizona Public Service Company (AZPS) | 33.2 GWh | Oct 2013 | Dec 2024 | Solar |
| Babbitt Ranch Energy Center | Babbitt Ranch Energy Center, LLC | Flagstaff, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 478.8 GWh | Jun 2024 | May 2025 | Wind |
| AZ State University - Tempe Campus Solar | Arizona State University FDM | Tempe, AZ | Arizona Public Service Company (AZPS) | 1.1 GWh | Nov 2003 | Dec 2024 | Solar |
| Avra Valley Solar | Solar Avra Valley LLC | Marana, AZ | Tucson Electric Power (TEPC) | 62.5 GWh | Dec 2012 | Dec 2024 | Solar |
| Avalon Solar II | Avalon Solar Partners II, LLC | Sahuarita, AZ | Tucson Electric Power (TEPC) | 43.8 GWh | Feb 2016 | Dec 2024 | Solar |
| Avalon Solar | Arevon Energy, Inc. | Pima, AZ | Tucson Electric Power (TEPC) | 64.6 GWh | Nov 2014 | Dec 2024 | Solar |
| Arlington Valley Solar Energy II | Arevon Energy, Inc. | Arlington, AZ | Arizona Public Service Company (AZPS) | 341.2 GWh | Mar 2013 | Dec 2024 | Solar |
| Arlington Valley Energy Facility | Arlington Valley LLC | Arlington, AZ | Arlington Valley, LLC (DEAA) | 3.4 TWh | May 2002 | May 2025 | Natural Gas |
| Arizona Western College PV | AES Distributed Energy | Yuma, AZ | Arizona Public Service Company (AZPS) | 1.5 GWh | Oct 2011 | Dec 2024 | Solar |
| Arizona State University CHP | Energy Center Phoenix LLC | Tempe, AZ | Arizona Public Service Company (AZPS) | 42.3 GWh | Mar 2006 | May 2025 | Natural Gas |
| Apache Station | Arizona Electric Pwr Coop Inc | Cochise, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 2.3 TWh | Jan 1963 | May 2025 | Natural Gas : 83.7% Subbituminous Coal : 16.3% |
| 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 |
| Amphitheater High School Solar | Luminace Solar Arizona 2, LLC | Tucson, AZ | Tucson Electric Power (TEPC) | 1.8 GWh | Nov 2016 | Dec 2024 | Solar |
| Amazon TUS2 | SkyHigh 2 Solar | Tucson, AZ | Tucson Electric Power (TEPC) | 5.5 GWh | May 2022 | Dec 2024 | Solar |
| Agua Fria | Salt River Project | Glendale, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 246.9 GWh | Mar 1957 | May 2025 | Natural Gas |
| Agua Caliente Solar Project | Agua Caliente Solar | Dateland, AZ | California Independent System Operator (CISO) | 552.7 GWh | Apr 2012 | May 2025 | Solar |
| Agave | Arizona Public Service Co | Arlington, AZ | Arizona Public Service Company (AZPS) | 236.2 GWh | Aug 2023 | May 2025 | Solar |
| Actus Lend Lease DMAFB | Tesla Inc. | Tucson, AZ | Tucson Electric Power (TEPC) | 2.5 GWh | Nov 2009 | 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 | 117.8 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 | 2.8 TWh |
| Coconino County, AZ | # 5 | 8 | 4.4 TWh |
| Pinal County, AZ | # 4 | 26 | 5.3 TWh |
| Apache County, AZ | # 3 | 4 | 7.7 TWh |
| Mohave County, AZ | # 2 | 16 | 9.3 TWh |
| Maricopa County, AZ | # 1 | 88 | 80.1 TWh |