Directory of Power Plants in Arizona
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| 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) | 33.1 GWh | Nov 2012 | Dec 2025 | Solar |
| Cotton Center Solar Hybrid | Arizona Public Service Co | Gila Bend, AZ | Arizona Public Service Company (AZPS) | 29.4 GWh | Oct 2011 | Dec 2025 | Solar |
| Copper Crossing Energy and Research Cent | Salt River Project | Florence, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 4.3 GWh | Apr 2024 | Dec 2025 | Natural Gas |
| Cogenra - TEP | Terraform Arcadia | Tucson, AZ | Tucson Electric Power (TEPC) | 1.9 GWh | Jun 2014 | Dec 2025 | Solar |
| Canyon Del Oro High School Solar | Luminace Solar Arizona 2, LLC | Oro Valley, AZ | Tucson Electric Power (TEPC) | 2.2 GWh | Oct 2016 | Dec 2025 | Solar |
| Coronado | Salt River Project | St Johns, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 2.7 TWh | Nov 1979 | Aug 2026 | Subbituminous Coal : 99.7% |
| Cogeneration 1 | University of Arizona | Tucson, AZ | Tucson Electric Power (TEPC) | 52.7 GWh | Oct 2002 | Aug 2026 | Natural Gas |
| Coolidge Generation Station | Salt River Project | Coolidge, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 114.7 GWh | Apr 2011 | Aug 2026 | Natural Gas |
| Cogeneration 2 | University of Arizona | Tucson, AZ | Tucson Electric Power (TEPC) | 39.5 GWh | Oct 2002 | Aug 2026 | Natural Gas |
| Central Line Solar, LLC | AES Distributed Energy | Coolidge, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 247.6 GWh | Mar 2022 | Aug 2026 | Solar |
| Chevelon Butte Wind Farm | AES Clean Energy | Winslow, AZ | Arizona Public Service Company (AZPS) | 573.2 GWh | Apr 2023 | Aug 2026 | Wind |
| Chevelon Butte Phase 2 | AES Clean Energy | Winslow, AZ | Arizona Public Service Company (AZPS) | 477.2 GWh | Mar 2024 | Aug 2026 | Wind |
| Catclaw Solar | 311SV 8me, LLC | Buckeye, AZ | Arizona Public Service Company (AZPS) | 145.4 GWh | - | Aug 2026 | Solar |
| Centennial Flats | Copia Power | Salome, AZ | Arizona Public Service Company (AZPS) | 152.0 GWh | - | Aug 2026 | Solar |
Browse Power Plants By Arizona Counties
Figures are based on August 2026 generation numbers.| County | State Rank | Active Plants | Aug 2026 Generation |
|---|---|---|---|
| Maricopa County, AZ | # 1 | 97 | 79.3 TWh |
| Mohave County, AZ | # 2 | 18 | 10.3 TWh |
| Apache County, AZ | # 3 | 4 | 8.2 TWh |
| Pinal County, AZ | # 4 | 28 | 6.4 TWh |
| Coconino County, AZ | # 5 | 11 | 3.9 TWh |
| Cochise County, AZ | # 6 | 13 | 3.2 TWh |
| Pima County, AZ | # 7 | 42 | 2.8 TWh |
| County | State Rank | Active Plants | Aug 2026 Generation |
|---|---|---|---|
| Yuma County, AZ | # 8 | 17 | 2.7 TWh |
| Navajo County, AZ | # 9 | 11 | 2.3 TWh |
| La Paz County, AZ | # 10 | 17 | 281.2 GWh |
| Yavapai County, AZ | # 11 | 7 | 88.5 GWh |
| Gila County, AZ | # 12 | 2 | 48.8 GWh |
| Santa Cruz County, AZ | # 13 | 2 | 9.8 GWh |