Directory of Power Plants in Arizona
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Yuma Cogeneration Associates | Falcon Power Operating Company | Yuma, AZ | Arizona Public Service Company (AZPS) | 14.6 GWh | Feb 1994 | May 2026 | Natural Gas |
| Yucca | Arizona Public Service Co | Yuma, AZ | Arizona Public Service Company (AZPS) | 174.3 GWh | Mar 1959 | May 2026 | Natural Gas : 98.4% Distillate Fuel Oil : 1.6% |
| White Wing Solar | Leeward Asset Management, LLC | Yuma, AZ | California Independent System Operator (CISO) | 455.8 GWh | Sep 2024 | May 2026 | Solar |
| Arizona Western College PV | AES Distributed Energy | Yuma, AZ | Arizona Public Service Company (AZPS) | 4.5 GWh | Oct 2011 | Dec 2025 | Solar |
| Foothills Solar Plant Hybrid | Arizona Public Service Co | Yuma, AZ | Arizona Public Service Company (AZPS) | 80.2 GWh | Feb 2013 | Dec 2025 | Solar |
| Palo Verde | Arizona Public Service Co | Wintersburg, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 31.2 TWh | Dec 1985 | May 2026 | Nuclear |
| Chevelon Butte Wind Farm | AES Clean Energy | Winslow, AZ | Arizona Public Service Company (AZPS) | 579.2 GWh | Apr 2023 | May 2026 | Wind |
| Chevelon Butte Phase 2 | AES Clean Energy | Winslow, AZ | Arizona Public Service Company (AZPS) | 484.5 GWh | Mar 2024 | May 2026 | Wind |
| Mohave County Wind Farm | Mohave County Wind Farm | Willow Beach, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 943.0 GWh | Nov 2020 | May 2026 | Wind |
| Perrin Ranch Wind LLC | Perrin Ranch Wind LLC | Williams, AZ | Arizona Public Service Company (AZPS) | 170.1 GWh | Dec 2011 | May 2026 | Wind |
| Red Horse 2 | Red Horse 2 | Willcox, AZ | Tucson Electric Power (TEPC) | 148.3 GWh | Jul 2015 | May 2026 | Solar : 68.6% Wind : 31.4% |
| Red Horse III | Red Horse III | Wilcox, AZ | Tucson Electric Power (TEPC) | 55.6 GWh | Jun 2016 | Dec 2025 | Solar |
| Amazon TUS2 | SkyHigh 2 Solar | Tucson, AZ | Tucson Electric Power (TEPC) | 5.5 GWh | May 2022 | Dec 2025 | Solar |
| Prairie Fire | Tucson Electric Power Co | Tucson, AZ | Tucson Electric Power (TEPC) | 7.7 GWh | Nov 2012 | Dec 2025 | Solar |
| Raptor Ridge | Tucson Electric Power Co | Tucson, AZ | Tucson Electric Power (TEPC) | 35.5 GWh | May 2022 | Dec 2025 | Solar |
| Cogeneration 1 | University of Arizona | Tucson, AZ | Tucson Electric Power (TEPC) | 54.1 GWh | Oct 2002 | May 2026 | Natural Gas |
| Cogenra - TEP | Terraform Arcadia | Tucson, AZ | Tucson Electric Power (TEPC) | 1.9 GWh | Jun 2014 | Dec 2025 | Solar |
| Broadway 3 - Tucson Phase I | MN8 Energy LLC | Tucson, AZ | Tucson Electric Power (TEPC) | 1.1 GWh | Feb 2011 | Dec 2025 | Solar |
| Actus Lend Lease DMAFB | Tesla Inc. | Tucson, AZ | Tucson Electric Power (TEPC) | 2.5 GWh | Nov 2009 | Dec 2024 | Solar |
| Broadway 2 - Tucson Phase II | MN8 Energy LLC | Tucson, AZ | Tucson Electric Power (TEPC) | 4.8 GWh | Nov 2013 | Nov 2025 | Solar |
| Wilmot Energy Center LLC | Wilmot Energy Center LLC | Tucson, AZ | Tucson Electric Power (TEPC) | 270.0 GWh | Mar 2021 | May 2026 | Solar |
| Pima Community College NW | Onyx Asset Services Group | Tucson, AZ | Tucson Electric Power (TEPC) | 3.0 GWh | Mar 2019 | Dec 2024 | Solar |
| UASTP I | Tucson Electric Power Co | Tucson, AZ | Tucson Electric Power (TEPC) | 2.1 GWh | Nov 2010 | Dec 2025 | Solar |
| Roger Road WWTP | SunE M5C Holdings LLC | Tucson, AZ | Tucson Electric Power (TEPC) | 988.0 MWh | Jul 2010 | Dec 2025 | Solar |
| Gato Montes Solar, LLC | Duke Energy Renewables Services | Tucson, AZ | Tucson Electric Power (TEPC) | 7.4 GWh | Nov 2012 | Dec 2025 | Solar |
| Pima Community College | Tesla Inc. | Tucson, AZ | Tucson Electric Power (TEPC) | 1.3 GWh | Jul 2019 | Apr 2025 | Solar |
| Pima Community College - East Campus | Tesla Inc. | Tucson, AZ | Tucson Electric Power (TEPC) | 2.8 GWh | Jul 2017 | Dec 2025 | Solar |
| Iron Horse Battery Storage Hybrid | RWE Clean Energy | Tucson, AZ | Tucson Electric Power (TEPC) | 4.2 GWh | Mar 2017 | Dec 2025 | Solar |
| Cogeneration 2 | University of Arizona | Tucson, AZ | Tucson Electric Power (TEPC) | 39.2 GWh | Oct 2002 | May 2026 | Natural Gas |
| Amphitheater High School Solar | Luminace Solar Arizona 2, LLC | Tucson, AZ | Tucson Electric Power (TEPC) | 1.9 GWh | Nov 2016 | Dec 2025 | Solar |
| Valencia Solar | RWE Clean Energy | Tucson, AZ | Tucson Electric Power (TEPC) | 26.6 GWh | May 2013 | Dec 2025 | Solar |
| Tech Park Solar | RWE Clean Energy | Tucson, AZ | Tucson Electric Power (TEPC) | 12.4 GWh | Nov 2012 | Dec 2025 | Solar |
| Davis Monthan AFB (AZ) West Airfield | MN8 Energy LLC | Tucson, AZ | Tucson Electric Power (TEPC) | 29.5 GWh | Dec 2013 | Dec 2025 | Solar |
| Demoss Petrie | Tucson Electric Power Co | Tucson, AZ | Tucson Electric Power (TEPC) | 2.1 GWh | May 2001 | Dec 2025 | Natural Gas |
| H Wilson Sundt Generating Station | Tucson Electric Power Co | Tucson, AZ | Tucson Electric Power (TEPC) | 1.9 TWh | Nov 1958 | May 2026 | Natural Gas |
| TJX Tucson | SoCore Energy LLC | Tucson, AZ | Tucson Electric Power (TEPC) | 2.1 GWh | Jan 2018 | Dec 2025 | Solar |
| North Loop | Tucson Electric Power Co | Tucson, AZ | Tucson Electric Power (TEPC) | 1.0 GWh | Nov 1972 | Dec 2025 | Natural Gas |
| Harquahala Sun Solar Project | Copia Power | Tonopah, AZ | Arizona Public Service Company (AZPS) | 470.4 GWh | Mar 2025 | May 2026 | Solar |
| Papago PV | RE Papago PV LLC | Tonopah, AZ | Arizona Public Service Company (AZPS) | 74.7 GWh | - | May 2026 | Solar |
| Sun Pond | Sun Pond, LLC | Tonopah, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 47.2 GWh | - | May 2026 | Solar |
| Badger 1 | Desert Sky Solar LLC | Tonopah, AZ | Arizona Public Service Company (AZPS) | 29.6 GWh | Oct 2013 | Dec 2025 | Solar |
| Saddle Mountain Solar I | SunE AZ2, LLC | Tonopah, AZ | Arizona Public Service Company (AZPS) | 33.3 GWh | Nov 2012 | Dec 2025 | Solar |
| Mesquite Solar 2, LLC | RWE Clean Energy | Tonopah, AZ | California Independent System Operator (CISO) | 256.7 GWh | Nov 2016 | May 2026 | Solar |
| Mesquite Solar 3, LLC | RWE Clean Energy | Tonopah, AZ | California Independent System Operator (CISO) | 445.9 GWh | Nov 2016 | May 2026 | Solar |
| Mesquite Solar 1 | RWE Clean Energy | Tonopah, AZ | California Independent System Operator (CISO) | 392.2 GWh | Oct 2011 | Dec 2025 | Solar |
| Harquahala Generating Project | New Harquahala Generating Co, LLC | Tonopah, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 3.1 TWh | May 2004 | May 2026 | Natural Gas |
| Mesquite Solar 5, LLC | RWE Clean Energy | Tonopah, AZ | Arizona Public Service Company (AZPS) | 129.1 GWh | Jun 2023 | May 2026 | Solar |
| Mesquite Solar 4, LLC | RWE Clean Energy | Tonopah, AZ | California Independent System Operator (CISO) | 142.1 GWh | Dec 2023 | May 2026 | Solar |
| Sun Streams 4 | Sun Streams Expansion, LLC | Tonopah, AZ | Arizona Public Service Company (AZPS) | 748.5 GWh | Feb 2025 | May 2026 | Solar |
| Harquahala 2 | Copia Power | Tonopah, AZ | Arizona Public Service Company (AZPS) | 850.8 GWh | Mar 2025 | May 2026 | Solar |
| Ocotillo | Arizona Public Service Co | Tempe, AZ | Arizona Public Service Company (AZPS) | 378.7 GWh | Feb 1960 | May 2026 | Natural Gas |
| Arizona State University CHP | Energy Center Phoenix LLC | Tempe, AZ | Arizona Public Service Company (AZPS) | 39.2 GWh | Mar 2006 | May 2026 | Natural Gas |
| AZ State University - Tempe Campus Solar | Arizona State University FDM | Tempe, AZ | Arizona Public Service Company (AZPS) | 1.9 GWh | Nov 2003 | Dec 2025 | Solar |
| Kyrene | Salt River Project | Tempe, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 1.2 TWh | Jun 1952 | May 2026 | Natural Gas |
| Northwest Regional | WM Renewable Energy LLC | Surprise, AZ | Arizona Public Service Company (AZPS) | 21.2 GWh | Jul 2012 | Dec 2025 | Landfill Gas |
| Coronado | Salt River Project | St Johns, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 2.6 TWh | Nov 1979 | May 2026 | Subbituminous Coal : 99.6% |
| Springerville | Tucson Electric Power Co | Springerville, AZ | Tucson Electric Power (TEPC) | 5.3 TWh | May 1985 | May 2026 | Subbituminous Coal : 99.3% |
| Novo BioPower Plant | Novo Biopower LLC | Snowflake, AZ | Arizona Public Service Company (AZPS) | 202.3 GWh | May 2008 | Dec 2025 | Wood/Wood Waste Solids |
| Fort Huachuca Solar PV Project | Tucson Electric Power Co | Sierra Vista, AZ | Tucson Electric Power (TEPC) | 34.8 GWh | Nov 2014 | Dec 2025 | Solar |
| Jewish Community Center PV | AES Distributed Energy | Scottsdale, AZ | Arizona Public Service Company (AZPS) | 2.0 GWh | Aug 2012 | Dec 2025 | Solar |
| OE_AZ1 | Onward Energy | Salome, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 80.2 GWh | Nov 2019 | May 2026 | Solar |
| Wilmot Energy Center II | Wilmot Energy Center II, LLC | Sahuarita, AZ | Tucson Electric Power (TEPC) | 52.4 GWh | - | May 2026 | Solar |
| Avalon Solar II | Avalon Solar Partners II, LLC | Sahuarita, AZ | Tucson Electric Power (TEPC) | 42.9 GWh | Feb 2016 | Dec 2025 | Solar |
| Roosevelt | Salt River Project | Roosevelt, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 76.0 GWh | Feb 1973 | Dec 2025 | Water |
| Rio Rico Solar | UNS Electric, Inc | Rio Rico, AZ | Tucson Electric Power (TEPC) | 3.0 GWh | Feb 2014 | Dec 2025 | Solar |
| Red Rock | Arizona Public Service Co | Red Rock, AZ | Arizona Public Service Company (AZPS) | 88.4 GWh | Jan 2017 | May 2026 | Solar |
| Saguaro | Arizona Public Service Co | Red Rock, AZ | Arizona Public Service Company (AZPS) | 117.5 GWh | Apr 1972 | Dec 2025 | Natural Gas |
| Queen Creek Solar Farm | Siete Solar LLC | Queen Creek, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 34.8 GWh | Sep 2012 | Dec 2025 | Solar |
| Banner Solar Ironwood | Banner Solar Ironwood LLC | Queen Creek, AZ | Arizona Public Service Company (AZPS) | 4.0 GWh | Nov 2021 | Dec 2025 | Solar |
| Prescott Airport | Arizona Public Service Co | Prescott, AZ | Arizona Public Service Company (AZPS) | 6.1 GWh | Sep 2002 | Dec 2025 | Solar |
| Prescott Solar Plant | SunE AZ1, LLC | Prescott, AZ | Arizona Public Service Company (AZPS) | 23.0 GWh | Nov 2011 | Dec 2025 | Solar |
| Avalon Solar | Arevon Energy, Inc. | Pima, AZ | Tucson Electric Power (TEPC) | 64.2 GWh | Nov 2014 | Dec 2025 | Solar |
| Paradise Valley H.S. PV | AES Distributed Energy | Phoenix, AZ | Arizona Public Service Company (AZPS) | 2.1 GWh | Dec 2012 | Dec 2025 | Solar |
| Phoenix Airport Rental Car Center | SunStrong Management, LLC | Phoenix, AZ | Arizona Public Service Company (AZPS) | 4.2 GWh | Nov 2012 | Dec 2025 | Solar |
| Stewart Mountain | Salt River Project | Phoenix, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 36.6 GWh | Feb 1930 | Dec 2025 | Water |
| T0588 Phoenix - AZ | SoCore Energy LLC | Phoenix, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 2.2 GWh | Apr 2017 | Dec 2025 | Solar |
| TJX Phoenix | SoCore Energy LLC | Phoenix, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 6.1 GWh | Dec 2017 | Dec 2025 | Solar |
| West Phoenix | Arizona Public Service Co | Phoenix, AZ | Arizona Public Service Company (AZPS) | 3.5 TWh | Apr 1972 | May 2026 | Natural Gas |
| Phoenix Airport East Economy Lot | SunStrong Management, LLC | Phoenix, AZ | Arizona Public Service Company (AZPS) | 777.0 MWh | Nov 2012 | Dec 2025 | Solar |
| Lake Pleasant WTP | MN8 Energy LLC | Peoria, AZ | Arizona Public Service Company (AZPS) | 13.9 GWh | Nov 2012 | Dec 2025 | Solar |
| Waddell | Central Arizona Water Conservation Dist | Peoria, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 2.6 GWh | Mar 1993 | May 2026 | Water |
| Headgate Rock | Colorado River Indian Irr Proj | Parker, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 40.9 GWh | Feb 1993 | Dec 2025 | Water |
| Glen Canyon Dam | U S Bureau of Reclamation | Page, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 2.4 TWh | Aug 1964 | May 2026 | Water |
| 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 |
| University of Arizona - Biosphere 2 | University of Arizona - Biosphere 2 | Oracle, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 61.0 MWh | Oct 1990 | Dec 2025 | Natural Gas : 68.4% Distillate Fuel Oil : 31.6% |
| Valencia | UNS Electric, Inc | Nogales, AZ | Tucson Electric Power (TEPC) | 6.8 GWh | Jul 1989 | Dec 2025 | Natural Gas : 93.0% Distillate Fuel Oil : 7.0% |
| South Point Energy Center | South Point Energy Center LLC | Mohave Valley, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 2.6 TWh | Feb 2001 | May 2026 | Natural Gas |
| Mesa Carport PV | Apple, Inc | Mesa, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 6.2 GWh | Feb 2020 | Jul 2025 | Solar |
| SR McNeal | SR McNeal, LLC | McNeal, AZ | Tucson Electric Power (TEPC) | 53.8 GWh | Nov 2023 | May 2026 | Solar |
| Serrano | Serrano Solar, LLC | Marana, AZ | Arizona Public Service Company (AZPS) | 422.1 GWh | Mar 2025 | May 2026 | Solar |
| Tucson - CAVSARP | Onyx Asset Services Group | Marana, AZ | Tucson Electric Power (TEPC) | 5.9 GWh | Jul 2025 | Dec 2025 | Solar |
| Avra Valley Solar | Solar Avra Valley LLC | Marana, AZ | Tucson Electric Power (TEPC) | 61.5 GWh | Dec 2012 | Dec 2025 | Solar |
| Picture Rocks Solar, LLC | MN8 Energy LLC | Marana, AZ | Tucson Electric Power (TEPC) | 49.6 GWh | Nov 2012 | Dec 2025 | Solar |
| La Senita | UNS Electric, Inc | Kingman, AZ | Tucson Electric Power (TEPC) | 1.7 GWh | Oct 2011 | Sep 2025 | Solar |
| Gray Hawk Solar | Gray Hawk Solar, LLC | Kingman, AZ | Tucson Electric Power (TEPC) | 139.6 GWh | May 2018 | May 2026 | Solar |
| Jacobson 5 MW Solar | UNS Electric, Inc | Kingman, AZ | Tucson Electric Power (TEPC) | 8.9 GWh | Feb 2017 | Dec 2025 | Solar |
| Davis Dam | U S Bureau of Reclamation | Kingman, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 906.0 GWh | Dec 1950 | Dec 2025 | Water |
| Kingman 1 | Kingman Energy Corp | Kingman, AZ | Arizona Public Service Company (AZPS) | 19.5 GWh | Aug 2011 | May 2026 | Wind : 96.2% Solar : 3.8% |
| Kayenta Solar Project | NGI-Kayenta Solar Lessor I, LLC | Kayenta, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 120.4 GWh | Apr 2017 | May 2026 | Solar |
| Cholla | Arizona Public Service Co | Joseph City, AZ | Arizona Public Service Company (AZPS) | 1.3 TWh | Apr 1962 | Mar 2025 | Subbituminous Coal : 99.9% |
Browse Power Plants By Arizona Counties
Figures are based on December 2025 generation numbers.| County | State Rank | Active Plants | Dec 2025 Generation |
|---|---|---|---|
| Santa Cruz County, AZ | # 13 | 2 | 9.8 GWh |
| Gila County, AZ | # 12 | 2 | 48.8 GWh |
| Yavapai County, AZ | # 11 | 7 | 92.2 GWh |
| La Paz County, AZ | # 10 | 17 | 100.7 GWh |
| Navajo County, AZ | # 9 | 11 | 2.0 TWh |
| Yuma County, AZ | # 8 | 17 | 2.8 TWh |
| Cochise County, AZ | # 7 | 11 | 2.8 TWh |
| County | State Rank | Active Plants | Dec 2025 Generation |
|---|---|---|---|
| Pima County, AZ | # 6 | 42 | 3.1 TWh |
| Coconino County, AZ | # 5 | 12 | 4.2 TWh |
| Pinal County, AZ | # 4 | 26 | 6.4 TWh |
| Apache County, AZ | # 3 | 4 | 8.0 TWh |
| Mohave County, AZ | # 2 | 17 | 10.0 TWh |
| Maricopa County, AZ | # 1 | 94 | 78.3 TWh |