Directory of Power Plants in Arizona
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| South Consolidated | Salt River Project | Phoenix, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 29.0 MWh | Aug 1981 | Dec 2022 | Water |
| Douglas | Arizona Public Service Co | Douglas, AZ | Arizona Public Service Company (AZPS) | 94.8 MWh | Apr 1972 | Dec 2023 | Distillate Fuel Oil |
| University of Arizona - Biosphere 2 | University of Arizona - Biosphere 2 | Oracle, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 122.6 MWh | Oct 1990 | Dec 2023 | Natural Gas : 70.5% Distillate Fuel Oil : 29.5% |
| UASTP I | Tucson Electric Power Co | Tucson, AZ | Tucson Electric Power (TEPC) | 418.1 MWh | Nov 2010 | Dec 2023 | Solar |
| Phoenix Airport East Economy Lot | Solar Star Arizona II LLC | Phoenix, AZ | Arizona Public Service Company (AZPS) | 904.9 MWh | Nov 2012 | Dec 2023 | Solar |
| La Senita | UNS Electric, Inc | Kingman, AZ | Tucson Electric Power (TEPC) | 1.0 GWh | Oct 2011 | Dec 2023 | Solar |
| Roger Road WWTP | SunE M5C Holdings LLC | Tucson, AZ | Tucson Electric Power (TEPC) | 1.2 GWh | Jul 2010 | Dec 2023 | Solar |
| Demoss Petrie | Tucson Electric Power Co | Tucson, AZ | Tucson Electric Power (TEPC) | 1.3 GWh | May 2001 | Dec 2023 | Natural Gas |
| Pima Community College | Tesla Inc. | Tucson, AZ | Tucson Electric Power (TEPC) | 1.6 GWh | Jul 2019 | Dec 2022 | Solar |
| Pima Community College - East Campus | Tesla Inc. | Tucson, AZ | Tucson Electric Power (TEPC) | 1.7 GWh | Jul 2017 | Dec 2023 | Solar |
| Broadway 3 - Tucson Phase I | MN8 Energy LLC | Tucson, AZ | Tucson Electric Power (TEPC) | 1.8 GWh | Feb 2011 | Dec 2023 | Solar |
| Walmart Casa Grande | Tesla Inc. | Casa Grande, AZ | Arizona Public Service Company (AZPS) | 1.9 GWh | May 2011 | Dec 2023 | Solar |
| Jewish Community Center PV | AES Distributed Energy | Scottsdale, AZ | Arizona Public Service Company (AZPS) | 2.1 GWh | Aug 2012 | Dec 2023 | Solar |
| Amphitheater High School Solar | Luminace Solar Arizona 2, LLC | Tucson, AZ | Tucson Electric Power (TEPC) | 2.1 GWh | Nov 2016 | Dec 2023 | Solar |
| Paradise Valley H.S. PV | AES Distributed Energy | Phoenix, AZ | Arizona Public Service Company (AZPS) | 2.2 GWh | Dec 2012 | Dec 2023 | Solar |
| Cogenra - TEP | Terraform Arcadia | Tucson, AZ | Tucson Electric Power (TEPC) | 2.2 GWh | Jun 2014 | Dec 2023 | Solar |
| Union HS at Casa Grande | Luminace Solar Holding, LLC | Casa Grande, AZ | Arizona Public Service Company (AZPS) | 2.7 GWh | Nov 2012 | Dec 2023 | Solar |
| T0588 Phoenix - AZ | SoCore Energy LLC | Phoenix, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 2.7 GWh | Apr 2017 | Dec 2022 | Solar |
| AZ State University - Tempe Campus Solar | Arizona State University FDM | Tempe, AZ | Arizona Public Service Company (AZPS) | 2.8 GWh | Nov 2003 | Dec 2023 | Solar |
| Prescott Airport | Arizona Public Service Co | Prescott, AZ | Arizona Public Service Company (AZPS) | 2.8 GWh | Sep 2002 | Dec 2023 | Solar |
| Canyon Del Oro High School Solar | Luminace Solar Arizona 2, LLC | Oro Valley, AZ | Tucson Electric Power (TEPC) | 2.8 GWh | Oct 2016 | Dec 2023 | Solar |
| Vista Grande HS at Casa Grande | Luminace Solar Holding, LLC | Casa Grande, AZ | Arizona Public Service Company (AZPS) | 2.9 GWh | Nov 2012 | Dec 2023 | Solar |
| Phoenix Airport Rental Car Center | Solar Star Arizona II LLC | Phoenix, AZ | Arizona Public Service Company (AZPS) | 2.9 GWh | Nov 2012 | Dec 2023 | Solar |
| Actus Lend Lease DMAFB | Tesla Inc. | Tucson, AZ | Tucson Electric Power (TEPC) | 3.2 GWh | Nov 2009 | Dec 2023 | Solar |
| Pima Community College NW | Onyx Asset Services Group | Tucson, AZ | Tucson Electric Power (TEPC) | 3.2 GWh | Mar 2019 | Dec 2022 | Solar |
| Amazon TUS2 | SkyHigh 2 Solar | Tucson, AZ | Tucson Electric Power (TEPC) | 3.3 GWh | May 2022 | Dec 2022 | Solar |
| Macys Goodyear | Macys Corporate Services, Inc | Goodyear, AZ | Arizona Public Service Company (AZPS) | 3.7 GWh | Nov 2010 | Dec 2022 | Solar |
| Gilbert Solar Facility I, LLC | Gilbert Solar Facility I, LLC | Gilbert, AZ | Arizona Public Service Company (AZPS) | 3.7 GWh | Sep 2011 | Dec 2023 | Solar |
| FRB Solar Farm | FRB Solar LLC | Tucson, AZ | Tucson Electric Power (TEPC) | 4.2 GWh | Mar 2011 | Dec 2023 | Solar |
| Estrella Mountain PV | Tesla Inc. | Avondale, AZ | Arizona Public Service Company (AZPS) | 4.3 GWh | May 2019 | Dec 2023 | Solar |
| Iron Horse Battery Storage Hybrid | RWE Renewables Americas, LLC | Tucson, AZ | Tucson Electric Power (TEPC) | 4.6 GWh | Mar 2017 | Dec 2023 | Solar |
| Rio Rico Solar | UNS Electric, Inc | Rio Rico, AZ | Tucson Electric Power (TEPC) | 5.1 GWh | Feb 2014 | Nov 2023 | Solar |
| North Loop | Tucson Electric Power Co | Tucson, AZ | Tucson Electric Power (TEPC) | 5.4 GWh | Nov 1972 | Dec 2023 | Natural Gas : 99.6% |
| Arizona Western College PV | AES Distributed Energy | Yuma, AZ | Arizona Public Service Company (AZPS) | 5.8 GWh | Oct 2011 | Dec 2023 | Solar |
| Valencia | UNS Electric, Inc | Nogales, AZ | Tucson Electric Power (TEPC) | 5.9 GWh | Jul 1989 | Dec 2023 | Natural Gas : 94.6% Distillate Fuel Oil : 5.4% |
| Broadway 2 - Tucson Phase II | MN8 Energy LLC | Tucson, AZ | Tucson Electric Power (TEPC) | 6.5 GWh | Nov 2013 | Dec 2023 | Solar |
| Gato Montes Solar, LLC | Duke Energy Renewables Services | Tucson, AZ | Tucson Electric Power (TEPC) | 6.6 GWh | Nov 2012 | Dec 2023 | Solar |
| Buckeye Union HS District 201 | Luminace Solar Arizona, LLC | Buckeye, AZ | Arizona Public Service Company (AZPS) | 6.6 GWh | Nov 2011 | Dec 2023 | Solar |
| Prairie Fire | Tucson Electric Power Co | Tucson, AZ | Tucson Electric Power (TEPC) | 7.9 GWh | Nov 2012 | Dec 2023 | Solar |
| Mesa Carport PV | Apple, Inc | Mesa, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 8.5 GWh | Feb 2020 | Dec 2023 | Solar |
| Mohave Electric at Fort Mohave | Mohave Electric Cooperative, Inc. | Fort Mohave, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 8.6 GWh | Mar 2015 | Dec 2023 | Solar |
| Jacobson 5 MW Solar | UNS Electric, Inc | Kingman, AZ | Tucson Electric Power (TEPC) | 8.8 GWh | Feb 2017 | Dec 2023 | Solar |
| RE Ajo 1 LLC | Duke Energy Renewables Services | Ajo, AZ | Arizona Public Service Company (AZPS) | 9.4 GWh | Jul 2011 | Dec 2023 | Solar |
| Mohave Electric Cooperative at Joy Lane | Mohave Electric Cooperative, Inc. | Fort Mohave, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 10.9 GWh | Sep 2016 | Dec 2022 | Solar |
| Intel - Ocotillo Campus Solar | Tesla Inc. | Chandler, AZ | Arizona Public Service Company (AZPS) | 11.1 GWh | Nov 2017 | Dec 2023 | Solar |
| Tech Park Solar | RWE Renewables Americas, LLC | Tucson, AZ | Tucson Electric Power (TEPC) | 14.4 GWh | Nov 2012 | Dec 2023 | Solar |
| Lake Pleasant WTP | MN8 Energy LLC | Peoria, AZ | Arizona Public Service Company (AZPS) | 15.1 GWh | Nov 2012 | Dec 2023 | Solar |
| Kingman 1 | Brookfield Renewable Trading and Marketing LP | Kingman, AZ | Arizona Public Service Company (AZPS) | 16.0 GWh | Aug 2011 | Jun 2024 | Wind : 94.7% Solar : 5.3% |
| Mohave Energy - Hybrid | Mohave Energy | Fort Mohave, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 18.0 GWh | Aug 2023 | Jun 2024 | Solar |
| Northwest Regional | WM Renewable Energy LLC | Surprise, AZ | Arizona Public Service Company (AZPS) | 19.1 GWh | Jul 2012 | Dec 2023 | Landfill Gas |
| Black Mountain Solar LLC | Duke Energy Renewables Services | Golden Valley, AZ | Arizona Public Service Company (AZPS) | 21.3 GWh | Nov 2012 | Dec 2023 | Solar |
| Prescott Solar Plant | SunE AZ1, LLC | Prescott, AZ | Arizona Public Service Company (AZPS) | 24.0 GWh | Nov 2011 | Dec 2023 | Solar |
| Valencia Solar | RWE Renewables Americas, LLC | Tucson, AZ | Tucson Electric Power (TEPC) | 27.4 GWh | May 2013 | Dec 2023 | Solar |
| Chino Solar Valley | Arizona Public Service Co | Chino Valley, AZ | Arizona Public Service Company (AZPS) | 28.5 GWh | Nov 2012 | Dec 2023 | Solar |
| SR McNeal | SR McNeal, LLC | McNeal, AZ | Tucson Electric Power (TEPC) | 29.4 GWh | Nov 2023 | Jun 2024 | Solar |
| Desert Star Hybrid | Arizona Public Service Co | Buckeye, AZ | Arizona Public Service Company (AZPS) | 31.4 GWh | Aug 2015 | Dec 2023 | Solar |
| Hyder II Hybrid | Arizona Public Service Co | Hyder, AZ | Arizona Public Service Company (AZPS) | 31.9 GWh | Nov 2013 | Dec 2023 | Solar |
| Saddle Mountain Solar I | SunE AZ2, LLC | Tonopah, AZ | Arizona Public Service Company (AZPS) | 32.5 GWh | Nov 2012 | Dec 2023 | Solar |
| Davis Monthan AFB (AZ) West Airfield | MN8 Energy LLC | Tucson, AZ | Tucson Electric Power (TEPC) | 32.8 GWh | Dec 2013 | Dec 2023 | Solar |
| RE Bagdad Solar I LLC | Duke Energy Renewables Services | Bagdad, AZ | Arizona Public Service Company (AZPS) | 33.1 GWh | Nov 2011 | Dec 2023 | Solar |
| Luke Solar | Arizona Public Service Co | Glendale, AZ | Arizona Public Service Company (AZPS) | 34.3 GWh | May 2015 | Dec 2023 | Solar |
| Badger 1 | Desert Sky Solar LLC | Tonopah, AZ | Arizona Public Service Company (AZPS) | 35.0 GWh | Oct 2013 | Dec 2023 | Solar |
| Raptor Ridge | Tucson Electric Power Co | Tucson, AZ | Tucson Electric Power (TEPC) | 35.0 GWh | May 2022 | Dec 2023 | Solar |
| Headgate Rock | Colorado River Indian Irr Proj | Parker, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 35.7 GWh | Feb 1993 | Dec 2023 | Water |
| Stewart Mountain | Salt River Project | Phoenix, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 36.9 GWh | Feb 1930 | Dec 2023 | Water |
| Fort Huachuca Solar PV Project | Tucson Electric Power Co | Sierra Vista, AZ | Tucson Electric Power (TEPC) | 39.1 GWh | Nov 2014 | Dec 2023 | Solar |
| RE Gillespie 1 LLC | MN8 Energy LLC | Gila Bend, AZ | Arizona Public Service Company (AZPS) | 40.2 GWh | Nov 2013 | Dec 2023 | Solar |
| Paloma Solar Hybrid | Arizona Public Service Co | Gila Bend, AZ | Arizona Public Service Company (AZPS) | 40.6 GWh | Aug 2011 | Dec 2023 | Solar |
| Cogeneration 2 | University of Arizona | Tucson, AZ | Tucson Electric Power (TEPC) | 40.9 GWh | Oct 2002 | Jun 2024 | Natural Gas |
| Hyder Solar Hybrid | Arizona Public Service Co | Hyder, AZ | Arizona Public Service Company (AZPS) | 42.1 GWh | Oct 2011 | Dec 2023 | Solar |
| Cotton Center Solar Hybrid | Arizona Public Service Co | Gila Bend, AZ | Arizona Public Service Company (AZPS) | 42.8 GWh | Oct 2011 | Dec 2023 | Solar |
| Avalon Solar II | Avalon Solar Partners II, LLC | Sahuarita, AZ | Tucson Electric Power (TEPC) | 45.9 GWh | Feb 2016 | Dec 2023 | Solar |
| Arizona State University CHP | Energy Center Phoenix LLC | Tempe, AZ | Arizona Public Service Company (AZPS) | 46.2 GWh | Mar 2006 | Jun 2024 | Natural Gas |
| Mormon Flat | Salt River Project | Apache Junction, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 47.3 GWh | Apr 1926 | Jun 2024 | Water |
| Queen Creek Solar Farm | Siete Solar LLC | Queen Creek, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 48.5 GWh | Sep 2012 | Dec 2023 | Solar |
| Picture Rocks Solar, LLC | MN8 Energy LLC | Marana, AZ | Tucson Electric Power (TEPC) | 51.5 GWh | Nov 2012 | Dec 2023 | Solar |
| Red Horse III | Red Horse III | Wilcox, AZ | Tucson Electric Power (TEPC) | 51.5 GWh | Jun 2016 | Dec 2023 | Solar |
| Poseidon Solar, LLC | Axium Arizona Renewables, LLC | Globe, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 53.8 GWh | Nov 2011 | Dec 2023 | Solar |
| Sulphur Springs | MN8 Energy LLC | Cochise, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 55.8 GWh | Nov 2016 | Dec 2023 | Solar |
| Pinal Central Energy Center Hybrid | Pinal Central Energy Center, LLC | Casa Grande, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 56.6 GWh | Mar 2018 | Jun 2024 | Solar |
| Apache Solar 1 | Arizona Electric Pwr Coop Inc | Cochise, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 57.9 GWh | Sep 2017 | Dec 2023 | Solar |
| Cogeneration 1 | University of Arizona | Tucson, AZ | Tucson Electric Power (TEPC) | 60.1 GWh | Oct 2002 | Jun 2024 | Natural Gas |
| Avra Valley Solar | Avra Valley Solar | Marana, AZ | Tucson Electric Power (TEPC) | 67.8 GWh | Dec 2012 | Dec 2023 | Solar |
| Red Rock | Arizona Public Service Co | Red Rock, AZ | Arizona Public Service Company (AZPS) | 69.4 GWh | Jan 2017 | Jun 2024 | Solar |
| Eleven Mile Solar Center | Eleven Mile Solar Center, LLC | Coolidge, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 72.9 GWh | - | Jun 2024 | Solar |
| Mesquite Solar 4, LLC | Consolidated Edison Development Inc. | Tonopah, AZ | California Independent System Operator (CISO) | 73.3 GWh | - | Jun 2024 | Solar |
| Avalon Solar | Arevon Energy, Inc. | Pima, AZ | Tucson Electric Power (TEPC) | 74.4 GWh | Nov 2014 | Dec 2023 | Solar |
| Horse Mesa | Salt River Project | Apache Junction, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 75.2 GWh | Mar 1927 | Jun 2024 | Water |
| Sun Streams 3 | Sun Streams PVS, LLC | Arlington, AZ | Arizona Public Service Company (AZPS) | 75.9 GWh | - | Jun 2024 | Solar : 78.8% Electricity used for energy storage : 21.2% |
| Gila Bend Hybrid | Arizona Public Service Co | Gila Bend, AZ | Arizona Public Service Company (AZPS) | 84.6 GWh | Sep 2014 | Dec 2023 | Solar |
| OE_AZ1 | Onward Energy | Salome, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 95.3 GWh | Nov 2019 | Jun 2024 | Solar |
| Mesquite Solar 5, LLC | Consolidated Edison Development Inc. | Tonopah, AZ | Arizona Public Service Company (AZPS) | 97.5 GWh | Jun 2023 | Jun 2024 | Solar |
| Roosevelt | Salt River Project | Roosevelt, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 103.3 GWh | Feb 1973 | Dec 2023 | Water |
| Kayenta Solar Project | NGI-Kayenta Solar Lessor I, LLC | Kayenta, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 104.5 GWh | Apr 2017 | Jun 2024 | Solar |
| Foothills Solar Plant Hybrid | Arizona Public Service Co | Yuma, AZ | Arizona Public Service Company (AZPS) | 106.1 GWh | Feb 2013 | Dec 2023 | Solar |
| Chevelon Butte Phase 2 | AES Clean Energy | Winslow, AZ | Arizona Public Service Company (AZPS) | 107.1 GWh | - | Jun 2024 | Wind |
| Black Mountain Generating Station | UNS Electric, Inc | Golden Valley, AZ | Tucson Electric Power (TEPC) | 113.5 GWh | Apr 2008 | Dec 2023 | Natural Gas |
| Dry Lake Wind LLC | Avangrid Renewables LLC | Heber, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 114.7 GWh | Jul 2009 | Jun 2024 | Wind |
| Sandstone Solar | AES Distributed Energy | Florence, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 116.6 GWh | Nov 2015 | Dec 2023 | Solar |
| Poseidon Wind, LLC | Axium Arizona Renewables, LLC | Herber, AZ | Arizona Public Service Company (AZPS) | 124.6 GWh | Nov 2010 | Jun 2024 | Wind |
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 | 11.1 GWh |
| Gila County, AZ | # 12 | 2 | 53.8 GWh |
| Yavapai County, AZ | # 11 | 7 | 88.4 GWh |
| La Paz County, AZ | # 10 | 5 | 131.1 GWh |
| Yuma County, AZ | # 9 | 13 | 1.5 TWh |
| Pima County, AZ | # 8 | 37 | 2.3 TWh |
| Navajo County, AZ | # 7 | 7 | 2.5 TWh |
| County | State Rank | Active Plants | Dec 2023 Generation |
|---|---|---|---|
| Cochise County, AZ | # 6 | 9 | 2.8 TWh |
| Coconino County, AZ | # 5 | 8 | 4.6 TWh |
| Pinal County, AZ | # 4 | 19 | 6.1 TWh |
| Apache County, AZ | # 3 | 4 | 10.7 TWh |
| Mohave County, AZ | # 2 | 15 | 10.9 TWh |
| Maricopa County, AZ | # 1 | 80 | 82.1 TWh |