Directory of Power Plants in Arizona
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Dry Lake Wind LLC | Avangrid Power LLC | Heber, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 111.0 GWh | Jul 2009 | Oct 2025 | Wind |
| Douglas | Arizona Public Service Co | Douglas, AZ | Arizona Public Service Company (AZPS) | 93.0 MWh | Apr 1972 | Dec 2024 | 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 | Oct 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 |
Browse Power Plants By Arizona Counties
Figures are based on October 2025 generation numbers.| County | State Rank | Active Plants | Oct 2025 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 | 13 | 115.0 GWh |
| Navajo County, AZ | # 9 | 8 | 1.8 TWh |
| Yuma County, AZ | # 8 | 17 | 2.6 TWh |
| Cochise County, AZ | # 7 | 11 | 2.7 TWh |
| County | State Rank | Active Plants | Oct 2025 Generation |
|---|---|---|---|
| Pima County, AZ | # 6 | 39 | 2.9 TWh |
| Coconino County, AZ | # 5 | 12 | 4.7 TWh |
| Pinal County, AZ | # 4 | 26 | 5.9 TWh |
| Apache County, AZ | # 3 | 4 | 7.8 TWh |
| Mohave County, AZ | # 2 | 16 | 9.0 TWh |
| Maricopa County, AZ | # 1 | 88 | 80.4 TWh |