Tucson Electric Power
Balancing Authority Summary Information
Tucson Electric Power is ranked #38 out of 65 balancing authorities in terms of total annual electricity generation.
| Balancing Authority | Tucson Electric Power |
|---|---|
| States | Arizona New Mexico |
| Last Update | Jun 2025 |
| Annual Generation | 13.5 TWh |
| Power Plants | 52 |
| Utilities | 28 |
| Ranked #38 out of 65 in terms of net annual generation | |
| Ranked #28 out of 53 in terms of annual generation from natural gas | |
| Power Plant Types | Natural Gas | 64.6% Coal | 19.6% Wind | 8.4% Solar | 7.5% |
Map of Tucson Electric Power
Register Now for Comprehensive Access
Subscribe now to access all power plant data, utility information, FERC EQR data, and more for Tucson Electric Power.
Daily Net Generation for Tucson Electric Power for the past 3 Years
| Plant Name | Utility | Location | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|
| Red Horse 2 | Red Horse 2 | Willcox, AZ | 195 GWh | Jul 2015 | Apr 2025 | Solar : 69.9% Wind : 30.1% |
| Red Horse III | Red Horse III | Wilcox, AZ | 52 GWh | Jun 2016 | Dec 2024 | Solar |
| Pima Community College - East Campus | Tesla Inc. | Tucson, AZ | 3 GWh | Jul 2017 | Dec 2024 | Solar |
| Cogeneration 2 | University of Arizona | Tucson, AZ | 41 GWh | Oct 2002 | Apr 2025 | Natural Gas |
| Valencia Solar | Big Sky Wind, LLC | Tucson, AZ | 25 GWh | May 2013 | Dec 2024 | Solar |
| Demoss Petrie | Tucson Electric Power Co | Tucson, AZ | 2 GWh | May 2001 | Dec 2024 | Natural Gas |
| Davis Monthan AFB (AZ) West Airfield | MN8 Energy LLC | Tucson, AZ | 30 GWh | Dec 2013 | Dec 2024 | Solar |
| Amphitheater High School Solar | Luminace Solar Arizona 2, LLC | Tucson, AZ | 2 GWh | Nov 2016 | Dec 2024 | Solar |
| Iron Horse Battery Storage Hybrid | Big Sky Wind, LLC | Tucson, AZ | 4 GWh | Mar 2017 | Dec 2024 | Solar |
| Tech Park Solar | Big Sky Wind, LLC | Tucson, AZ | 12 GWh | Nov 2012 | Dec 2024 | Solar |
| Pima Community College | Tesla Inc. | Tucson, AZ | 2 GWh | Jul 2019 | May 2024 | Solar |
| Pima Community College NW | Onyx Asset Services Group | Tucson, AZ | 3 GWh | Mar 2019 | Dec 2023 | Solar |
| Amazon TUS2 | SkyHigh 2 Solar | Tucson, AZ | 6 GWh | May 2022 | Dec 2024 | Solar |
| Wilmot Energy Center LLC | Wilmot Energy Center LLC | Tucson, AZ | 263 GWh | Mar 2021 | Apr 2025 | Solar |
| Broadway 2 - Tucson Phase II | MN8 Energy LLC | Tucson, AZ | 2 GWh | Nov 2013 | Dec 2024 | Solar |
| Broadway 3 - Tucson Phase I | MN8 Energy LLC | Tucson, AZ | 2 GWh | Feb 2011 | Dec 2024 | Solar |
| Raptor Ridge | Tucson Electric Power Co | Tucson, AZ | 34 GWh | May 2022 | Dec 2024 | Solar |
| TJX Tucson | SoCore Energy LLC | Tucson, AZ | 2 GWh | Jan 2018 | Dec 2024 | Solar |
| Gato Montes Solar, LLC | Duke Energy Renewables Services | Tucson, AZ | 7 GWh | Nov 2012 | Dec 2024 | Solar |
| Cogenra - TEP | Terraform Arcadia | Tucson, AZ | 2 GWh | Jun 2014 | Dec 2024 | Solar |
| Actus Lend Lease DMAFB | Tesla Inc. | Tucson, AZ | 3 GWh | Nov 2009 | Dec 2024 | Solar |
| H Wilson Sundt Generating Station | Tucson Electric Power Co | Tucson, AZ | 2 TWh | Nov 1958 | Apr 2025 | Natural Gas |
| North Loop | Tucson Electric Power Co | Tucson, AZ | 2 GWh | Nov 1972 | Dec 2024 | Natural Gas |
| Prairie Fire | Tucson Electric Power Co | Tucson, AZ | 8 GWh | Nov 2012 | Dec 2024 | Solar |
| FRB Solar Farm | FRB Solar LLC | Tucson, AZ | 4 GWh | Mar 2011 | Dec 2023 | Solar |
| Cogeneration 1 | University of Arizona | Tucson, AZ | 48 GWh | Oct 2002 | Apr 2025 | Natural Gas |
| UASTP I | Tucson Electric Power Co | Tucson, AZ | 2 GWh | Nov 2010 | Dec 2024 | Solar |
| Roger Road WWTP | SunE M5C Holdings LLC | Tucson, AZ | 1 GWh | Jul 2010 | Oct 2024 | Solar |
| Springerville | Tucson Electric Power Co | Springerville, AZ | 5 TWh | May 1985 | Apr 2025 | Subbituminous Coal : 99.2% |
| Fort Huachuca Solar PV Project | Tucson Electric Power Co | Sierra Vista, AZ | 40 GWh | Nov 2014 | Dec 2024 | Solar |
| Avalon Solar II | Avalon Solar Partners II, LLC | Sahuarita, AZ | 44 GWh | Feb 2016 | Dec 2024 | Solar |
| Borderlands Wind, LLC | Borderlands Wind, LLC | Quemado, NM | 259 GWh | Nov 2021 | Apr 2025 | Wind |
| Avalon Solar | Arevon Energy, Inc. | Pima, AZ | 65 GWh | Nov 2014 | Dec 2024 | Solar |
| Canyon Del Oro High School Solar | Luminace Solar Arizona 2, LLC | Oro Valley, AZ | 2 GWh | Oct 2016 | Dec 2024 | Solar |
| Valencia | UNS Electric, Inc | Nogales, AZ | 5 GWh | Jul 1989 | Dec 2024 | Natural Gas : 96.3% Distillate Fuel Oil : 3.7% |
| SR McNeal | SR McNeal, LLC | McNeal, AZ | 54 GWh | Nov 2023 | Apr 2025 | Solar |
| Avra Valley Solar | Solar Avra Valley LLC | Marana, AZ | 63 GWh | Dec 2012 | Dec 2024 | Solar |
| Picture Rocks Solar, LLC | MN8 Energy LLC | Marana, AZ | 50 GWh | Nov 2012 | Dec 2024 | Solar |
| Oso Grande Wind Farm | Tucson Electric Power Co | Maljamar, NM | 684 GWh | Apr 2021 | Apr 2025 | Wind |
| Gray Hawk Solar | Gray Hawk Solar, LLC | Kingman, AZ | 141 GWh | May 2018 | Apr 2025 | Solar |
| La Senita | UNS Electric, Inc | Kingman, AZ | 593 MWh | Oct 2011 | Dec 2024 | Solar |
| Jacobson 5 MW Solar | UNS Electric, Inc | Kingman, AZ | 10 GWh | Feb 2017 | Dec 2024 | Solar |
| Black Mountain Generating Station | UNS Electric, Inc | Golden Valley, AZ | 86 GWh | Apr 2008 | Dec 2024 | Natural Gas |
| Gila River Power Block 3 | Salt River Project | Gila Bend, AZ | 3 TWh | May 2003 | Apr 2025 | Natural Gas |
Surrounding Balancing Authorities
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #26 | Arizona Public Service Company | 23.3 TWh | 88 |
| #54 | Arlington Valley, LLC | 3.3 TWh | 1 |
| #46 | El Paso Electric Company | 6.9 TWh | 32 |
| #48 | Imperial Irrigation District | 6.0 TWh | 66 |
| #32 | Los Angeles Department of Water and Power | 17.9 TWh | 124 |
| #22 | Nevada Power Company | 38.2 TWh | 139 |
| #56 | New Harquahala Generating Company, LLC | 3.1 TWh | 1 |
| #36 | Public Service Company of New Mexico | 14.8 TWh | 113 |
| #18 | Salt River Project Agricultural Improvement and Power District | 58.8 TWh | 48 |
| #44 | Western Area Power Administration - Desert Southwest Region | 7.9 TWh | 32 |
Balancing Authorities with Similar Net Generation
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #33 | Florida Municipal Power Pool | 17.8 TWh | 22 |
| #34 | Idaho Power Company | 15.3 TWh | 167 |
| #35 | Balancing Authority of Northern California | 15.0 TWh | 86 |
| #36 | Public Service Company of New Mexico | 14.8 TWh | 113 |
| #37 | Seminole Electric Cooperative | 14.3 TWh | 5 |
| #38 | Tucson Electric Power | 13.5 TWh | 52 |
| #39 | JEA | 9.2 TWh | 22 |
| #40 | Public Utility District No. 2 of Grant County, Washington | 8.5 TWh | 5 |
| #41 | Avangrid Renewables, LLC | 8.4 TWh | 19 |
| #42 | Portland General Electric Company | 8.3 TWh | 107 |