Directory of Power Plants in Arizona
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Wilmot Energy Center LLC | Wilmot Energy Center LLC | Tucson, AZ | Tucson Electric Power (TEPC) | 239.2 GWh | Mar 2021 | Aug 2024 | Solar : 99.9% |
| West Line Solar, LLC | West Line Solar, LLC | City of Eloy, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 266.5 GWh | Nov 2022 | Aug 2024 | Solar |
| Walmart Casa Grande | Tesla Inc. | Casa Grande, AZ | Arizona Public Service Company (AZPS) | 1.8 GWh | May 2011 | Dec 2023 | Solar |
| West Phoenix | Arizona Public Service Co | Phoenix, AZ | Arizona Public Service Company (AZPS) | 3.4 TWh | Apr 1972 | Aug 2024 | Natural Gas |
Browse Power Plants By Arizona Counties
Figures are based on December 2023 generation numbers.| County | State Rank | Active Plants | Dec 2023 Generation |
|---|---|---|---|
| Santa Cruz County, AZ | # 13 | 2 | 10.3 GWh |
| Gila County, AZ | # 12 | 2 | 51.4 GWh |
| Yavapai County, AZ | # 11 | 7 | 83.5 GWh |
| La Paz County, AZ | # 10 | 5 | 118.7 GWh |
| Yuma County, AZ | # 9 | 13 | 1.5 TWh |
| Navajo County, AZ | # 8 | 7 | 2.0 TWh |
| Pima County, AZ | # 7 | 38 | 2.3 TWh |
| County | State Rank | Active Plants | Dec 2023 Generation |
|---|---|---|---|
| Cochise County, AZ | # 6 | 11 | 2.6 TWh |
| Coconino County, AZ | # 5 | 8 | 3.8 TWh |
| Pinal County, AZ | # 4 | 20 | 5.9 TWh |
| Apache County, AZ | # 3 | 4 | 9.4 TWh |
| Mohave County, AZ | # 2 | 15 | 10.2 TWh |
| Maricopa County, AZ | # 1 | 82 | 77.1 TWh |