Arizona Public Service Company
Balancing Authority Summary Information
Arizona Public Service Company is ranked #25 out of 64 balancing authorities in terms of total annual electricity generation.
| Balancing Authority | Arizona Public Service Company |
|---|---|
| States | Arizona New Mexico |
| Last Update | Oct 2026 |
| Annual Generation | 25.8 TWh |
| Power Plants | 102 |
| Utilities | 58 |
| Ranked #25 out of 64 in terms of net annual generation | |
| Ranked #28 out of 53 in terms of annual generation from natural gas | |
| Power Plant Types | Natural Gas | 39.2% Coal | 26.7% Solar | 24.3% Wind | 10.5% Other Fuel | 0.9% |
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Daily Net Generation for Arizona Public Service Company for the past 3 Years
| Plant Name | Utility | Location | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|
| Maricopa Solar | Maricopa Solar | Tonopah, AZ | 41 GWh | - | Jul 2026 | Solar |
| Red Rock | Arizona Public Service Co | Red Rock, AZ | 91 GWh | Jan 2017 | Jul 2026 | Solar |
| Arizona State University CHP | Energy Center Phoenix LLC | Tempe, AZ | 40 GWh | Mar 2006 | Jul 2026 | Natural Gas |
| Perrin Ranch Wind LLC | Perrin Ranch Wind LLC | Williams, AZ | 167 GWh | Dec 2011 | Jul 2026 | Wind |
| Mesquite Solar 5, LLC | RWE Clean Energy | Tonopah, AZ | 123 GWh | Jun 2023 | Jul 2026 | Solar |
| Chevelon Butte Wind Farm | AES Clean Energy | Winslow, AZ | 582 GWh | Apr 2023 | Jul 2026 | Wind |
| Harquahala Sun Solar Project | Copia Power | Tonopah, AZ | 458 GWh | Mar 2025 | Jul 2026 | Solar |
| Chevelon Butte Phase 2 | AES Clean Energy | Winslow, AZ | 487 GWh | Mar 2024 | Jul 2026 | Wind |
| Sun Streams 3 | Sun Streams PVS, LLC | Arlington, AZ | 406 GWh | May 2024 | Jul 2026 | Solar |
| Kingman 1 | Kingman Energy Corp | Kingman, AZ | 20 GWh | Aug 2011 | Jul 2026 | Wind : 95.6% Solar : 4.4% |
| Sun Streams 4 | Sun Streams Expansion, LLC | Tonopah, AZ | 736 GWh | Feb 2025 | Jul 2026 | Solar |
| Yuma Solar + Storage | Invenergy Services LLC | Fortuna Foothills, AZ | 198 GWh | Feb 2025 | Jul 2026 | Solar |
| Arlington Valley Solar Energy I | RWE Clean Energy | Arlington, AZ | 143 GWh | - | Jul 2026 | Solar |
| Harquahala 2 | Copia Power | Tonopah, AZ | 834 GWh | Mar 2025 | Jul 2026 | Solar |
| Serrano | Serrano Solar, LLC | Marana, AZ | 413 GWh | Mar 2025 | Jul 2026 | Solar |
| Agave | Arizona Public Service Co | Arlington, AZ | 316 GWh | Aug 2023 | Jul 2026 | Solar |
| Catclaw Solar | 311SV 8me, LLC | Buckeye, AZ | 94 GWh | - | Jul 2026 | Solar |
| Ocotillo | Arizona Public Service Co | Tempe, AZ | 468 GWh | Feb 1960 | Jul 2026 | Natural Gas |
| West Phoenix | Arizona Public Service Co | Phoenix, AZ | 3 TWh | Apr 1972 | Jul 2026 | Natural Gas |
| West Camp Wind Farm | AES Clean Energy | Heber, AZ | 374 GWh | - | Jul 2026 | Wind |
| Yucca | Arizona Public Service Co | Yuma, AZ | 175 GWh | Mar 1959 | Jul 2026 | Natural Gas : 98.3% Distillate Fuel Oil : 1.7% |
| Four Corners | Arizona Public Service Co | Fruitland, NM | 10 TWh | Jun 1969 | Jul 2026 | Bituminous Coal : 99.1% Natural Gas : 0.9% |
| Yuma Cogeneration Associates | Falcon Power Operating Company | Yuma, AZ | 15 GWh | Feb 1994 | Jul 2026 | Natural Gas |
| Papago PV | RE Papago PV LLC | Tonopah, AZ | 169 GWh | - | Jul 2026 | Solar |
| Solana Generating Station | Arizona Solar One LLC | Gila Bend, AZ | 825 GWh | Sep 2013 | Jul 2026 | Solar |
| Centennial Flats | Copia Power | Salome, AZ | 107 GWh | - | Jul 2026 | Solar |
| Poseidon Wind, LLC | Axium Arizona Renewables, LLC | Herber, AZ | 103 GWh | Nov 2010 | Jul 2026 | Wind |
| Box Canyon (AZ) | BOCA bn, LLC | Florence, AZ | 863 GWh | May 2025 | Jul 2026 | Solar |
| Amazon Goodyear | Westbound Solar 3, LLC | Goodyear, AZ | 5 GWh | Jun 2023 | Dec 2025 | Solar |
| AZ State University - Tempe Campus Solar | Arizona State University FDM | Tempe, AZ | 2 GWh | Nov 2003 | Dec 2025 | Solar |
| Banner Solar Ironwood | Banner Solar Ironwood LLC | Queen Creek, AZ | 4 GWh | Nov 2021 | Dec 2025 | Solar |
| Intel - Ocotillo Campus Solar | Tesla Inc. | Chandler, AZ | 3 GWh | Nov 2017 | Dec 2025 | Solar |
| Jewish Community Center PV | AES Distributed Energy | Scottsdale, AZ | 2 GWh | Aug 2012 | Dec 2025 | Solar |
| Estrella Mountain PV | Tesla Inc. | Avondale, AZ | 3 GWh | May 2019 | Dec 2025 | Solar |
| Desert Star Hybrid | Arizona Public Service Co | Buckeye, AZ | 24 GWh | Aug 2015 | Dec 2025 | Solar |
| Gila Bend Hybrid | Arizona Public Service Co | Gila Bend, AZ | 72 GWh | Sep 2014 | Dec 2025 | Solar |
| Phoenix Airport Rental Car Center | SunStrong Management, LLC | Phoenix, AZ | 4 GWh | Nov 2012 | Dec 2025 | Solar |
| Phoenix Airport East Economy Lot | SunStrong Management, LLC | Phoenix, AZ | 777 MWh | Nov 2012 | Dec 2025 | Solar |
| Gilbert Solar Facility I, LLC | Gilbert Solar Facility I, LLC | Gilbert, AZ | 4 GWh | Sep 2011 | Dec 2025 | Solar |
| RE Bagdad Solar I LLC | Deriva Energy | Bagdad, AZ | 30 GWh | Nov 2011 | Dec 2025 | Solar |
| Douglas | Arizona Public Service Co | Douglas, AZ | 218 MWh | Apr 1972 | Dec 2025 | Distillate Fuel Oil |
| Saguaro | Arizona Public Service Co | Red Rock, AZ | 118 GWh | Apr 1972 | Dec 2025 | Natural Gas |
| Prescott Airport | Arizona Public Service Co | Prescott, AZ | 2 GWh | Sep 2002 | Dec 2025 | Solar |
| Novo BioPower Plant | Novo Biopower LLC | Snowflake, AZ | 202 GWh | May 2008 | Dec 2025 | Wood/Wood Waste Solids |
| Luke Solar | Arizona Public Service Co | Glendale, AZ | 27 GWh | May 2015 | Dec 2025 | Solar |
| Northwest Regional | WM Renewable Energy LLC | Surprise, AZ | 21 GWh | Jul 2012 | Dec 2025 | Landfill Gas |
| Chino Valley Solar | Arizona Public Service Co | Chino Valley, AZ | 33 GWh | Nov 2012 | Dec 2025 | Solar |
| Cotton Center Solar Hybrid | Arizona Public Service Co | Gila Bend, AZ | 29 GWh | Oct 2011 | Dec 2025 | Solar |
| Paloma Solar Hybrid | Arizona Public Service Co | Gila Bend, AZ | 30 GWh | Aug 2011 | Dec 2025 | Solar |
| Hyder Solar Hybrid | Arizona Public Service Co | Hyder, AZ | 31 GWh | Oct 2011 | Dec 2025 | Solar |
| Arlington Valley Solar Energy II | Arlington Valley Solar Energy II LLC | Arlington, AZ | 336 GWh | Mar 2013 | Dec 2025 | Solar |
| Arizona Western College PV | AES Distributed Energy | Yuma, AZ | 4 GWh | Oct 2011 | Dec 2025 | Solar |
| Lake Pleasant WTP | MN8 Energy LLC | Peoria, AZ | 14 GWh | Nov 2012 | Dec 2025 | Solar |
| RE Ajo 1 LLC | Deriva Energy | Ajo, AZ | 9 GWh | Jul 2011 | Dec 2025 | Solar |
| Foothills Solar Plant Hybrid | Arizona Public Service Co | Yuma, AZ | 80 GWh | Feb 2013 | Dec 2025 | Solar |
| Buckeye Union HS District 201 | Luminace Solar Arizona, LLC | Buckeye, AZ | 7 GWh | Nov 2011 | Dec 2025 | Solar |
| Black Mountain Solar LLC | Deriva Energy | Golden Valley, AZ | 19 GWh | Nov 2012 | Dec 2025 | Solar |
| Prescott Solar Plant | SunE AZ1, LLC | Prescott, AZ | 23 GWh | Nov 2011 | Dec 2025 | Solar |
| Saddle Mountain Solar I | SunE AZ2, LLC | Tonopah, AZ | 33 GWh | Nov 2012 | Dec 2025 | Solar |
| Badger 1 | Desert Sky Solar LLC | Tonopah, AZ | 30 GWh | Oct 2013 | Dec 2025 | Solar |
| Paradise Valley H.S. PV | AES Distributed Energy | Phoenix, AZ | 2 GWh | Dec 2012 | Dec 2025 | Solar |
| Hyder II Hybrid | Arizona Public Service Co | Hyder, AZ | 25 GWh | Nov 2013 | Dec 2025 | Solar |
| RE Gillespie 1 LLC | MN8 Energy LLC | Gila Bend, AZ | 39 GWh | Nov 2013 | Dec 2025 | Solar |
| Union HS at Casa Grande | Luminace Solar Holding, LLC | Casa Grande, AZ | 3 GWh | Nov 2012 | Dec 2025 | Solar |
| Vista Grande HS at Casa Grande | Luminace Solar Holding, LLC | Casa Grande, AZ | 3 GWh | Nov 2012 | Dec 2025 | Solar |
| Cholla | Arizona Public Service Co | Joseph City, AZ | 1 TWh | Apr 1962 | Mar 2025 | Subbituminous Coal : 99.9% |
| Macys Goodyear | Macys Corporate Services, Inc | Goodyear, AZ | 3 GWh | Nov 2010 | Dec 2024 | Solar |
Surrounding Balancing Authorities
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #55 | Arlington Valley, LLC | 3.2 TWh | 1 |
| #46 | El Paso Electric Company | 7.4 TWh | 37 |
| #49 | Imperial Irrigation District | 6.2 TWh | 66 |
| #29 | Los Angeles Department of Water and Power | 19.3 TWh | 132 |
| #22 | Nevada Power Company | 38.6 TWh | 143 |
| #32 | Public Service Company of New Mexico | 16.9 TWh | 137 |
| #51 | PUD No. 1 of Douglas County | 4.4 TWh | 5 |
| #19 | Salt River Project Agricultural Improvement and Power District | 60.5 TWh | 51 |
| #37 | Tucson Electric Power | 14.0 TWh | 56 |
| #39 | Western Area Power Administration - Desert Southwest Region | 10.6 TWh | 36 |
Balancing Authorities with Similar Net Generation
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #20 | Public Service Company of Colorado | 47.6 TWh | 248 |
| #21 | Duke Energy Florida, Inc. | 47.4 TWh | 102 |
| #22 | Nevada Power Company | 38.6 TWh | 143 |
| #23 | Louisville Gas and Electric Company and Kentucky Utilities Company | 34.2 TWh | 25 |
| #24 | Dominion Energy South Carolina, Inc. | 26.1 TWh | 83 |
| #25 | Arizona Public Service Company | 25.8 TWh | 102 |
| #26 | Associated Electric Cooperative, Inc. | 22.9 TWh | 47 |
| #27 | Tampa Electric Company | 21.7 TWh | 65 |
| #28 | South Carolina Public Service Authority | 19.6 TWh | 35 |
| #29 | Los Angeles Department of Water and Power | 19.3 TWh | 132 |