Summary of Electricity Activity in Pima County, AZ
Summary of Pima County, AZ Generation
Pima County, AZ is ranked #427 out of 2,153 U.S. counties nationwide and #7 out of 13 Arizona counties in terms of total annual net electricity generation.
| Annual Generation | 2.7 TWh |
|---|---|
| Annual Consumption | 24.5 M MMBtu |
| Last Update | Mar 2025 |
| Power Plants | 39 |
| Companies on File | 21 |
Map of Top Producing Plants in Pima County, AZ
Register Now for Comprehensive Access
Subscribe now to access all power plant data, utility information, FERC EQR data, and more for Pima County, AZ.
Annual Net Generation From natural gas power
2.0 TWh
National Rank in Terms of natural gas Net Electricity Generation
#252 /927 U.S. Counties
State Rank in Terms of natural gas Net Electricity Generation
#4 /8 Arizona Counties
Monthly Net Generation for Pima County, AZ
Net Generation by Fuel Source
Net Generation by Fuel Source Breakdown
| State Rank | National Rank | Generation | Fuel Consumption | |
|---|---|---|---|---|
| All | #7 / 13 | #427 / 2153 | 2.68 TWh | 24.46 M MMBtu |
| Natural Gas | #4 / 8 | #252 / 927 | 2.04 TWh | 22.15 M MMBtu |
| Solar | #4 / 11 | #69 / 1207 | 638.75 GWh | 2.31 M MMBtu |
| Distillate Fuel Oil | #6 / 7 | #627 / 738 | 29.41 MWh | 534 MMBtu |
Power Plants in Pima County, AZ
| Plant | Utility Name | Generation | Consumption | Fuel Types |
|---|---|---|---|---|
| H Wilson Sundt Generating Station | Tucson Electric Power Co | 1.9 TWh | 20.8 M MMBtu | Natural Gas |
| Wilmot Energy Center LLC | Wilmot Energy Center LLC | 252.5 GWh | 923.3 k MMBtu | Solar |
| Avalon Solar | Arevon Energy, Inc. | 64.6 GWh | 233.6 k MMBtu | Solar |
| Avra Valley Solar | Solar Avra Valley LLC | 62.5 GWh | 224.0 k MMBtu | Solar |
| Cogeneration 1 | University of Arizona | 52.6 GWh | 694.9 k MMBtu | Natural Gas |
| Picture Rocks Solar, LLC | MN8 Energy LLC | 49.8 GWh | 178.9 k MMBtu | Solar |
| Avalon Solar II | Avalon Solar Partners II, LLC | 43.8 GWh | 157.3 k MMBtu | Solar |
| Cogeneration 2 | University of Arizona | 40.4 GWh | 557.8 k MMBtu | Natural Gas |
| Raptor Ridge | Tucson Electric Power Co | 33.8 GWh | 122.3 k MMBtu | Solar |
| Davis Monthan AFB (AZ) West Airfield | MN8 Energy LLC | 30.2 GWh | 109.2 k MMBtu | Solar |
| Valencia Solar | Big Sky Wind, LLC | 24.6 GWh | 88.8 k MMBtu | Solar |
| Tech Park Solar | Big Sky Wind, LLC | 11.8 GWh | 42.6 k MMBtu | Solar |
| RE Ajo 1 LLC | Duke Energy Renewables Services | 8.9 GWh | 32.3 k MMBtu | Solar |
| Prairie Fire | Tucson Electric Power Co | 7.8 GWh | 28.8 k MMBtu | Solar |
| Gato Montes Solar, LLC | Duke Energy Renewables Services | 7.4 GWh | 26.6 k MMBtu | Solar |
| Amazon TUS2 | SkyHigh 2 Solar | 5.5 GWh | 19.8 k MMBtu | Solar |
| FRB Solar Farm | FRB Solar LLC | 4.1 GWh | 14.4 k MMBtu | Solar |
| Iron Horse Battery Storage Hybrid | Big Sky Wind, LLC | 3.7 GWh | 13.6 k MMBtu | Solar |
| Pima Community College NW | Onyx Asset Services Group | 3.1 GWh | 10.9 k MMBtu | Solar |
| Pima Community College - East Campus | Tesla Inc. | 2.8 GWh | 9.9 k MMBtu | Solar |
| Actus Lend Lease DMAFB | Tesla Inc. | 2.5 GWh | 9.1 k MMBtu | Solar |
| Demoss Petrie | Tucson Electric Power Co | 2.5 GWh | 36.6 k MMBtu | Natural Gas |
| North Loop | Tucson Electric Power Co | 2.5 GWh | 56.0 k MMBtu | Natural Gas |
| Canyon Del Oro High School Solar | Luminace Solar Arizona 2, LLC | 2.4 GWh | 8.7 k MMBtu | Solar |
| TJX Tucson | SoCore Energy LLC | 2.2 GWh | 7.5 k MMBtu | Solar |
| Pima Community College | Tesla Inc. | 2.1 GWh | 8.2 k MMBtu | Solar |
| Broadway 2 - Tucson Phase II | MN8 Energy LLC | 2.0 GWh | 6.9 k MMBtu | Solar |
| Cogenra - TEP | Terraform Arcadia | 1.9 GWh | 6.8 k MMBtu | Solar |
| Amphitheater High School Solar | Luminace Solar Arizona 2, LLC | 1.8 GWh | 6.7 k MMBtu | Solar |
| Broadway 3 - Tucson Phase I | MN8 Energy LLC | 1.6 GWh | 5.8 k MMBtu | Solar |
| UASTP I | Tucson Electric Power Co | 1.6 GWh | 5.7 k MMBtu | Solar |
| Roger Road WWTP | SunE M5C Holdings LLC | 1.1 GWh | 4.1 k MMBtu | Solar |
| Pima Energy Storage System | Pima Energy Storage System | -396.0 MWh | 0 MMBtu | No Information Available |
| Ina Road Water Pollution Control Fac | PIMA County Wastewater Manage | 0.0 Wh | 0 MMBtu | No Information Available |
| New Cornelia Branch Power Plant | Phelps Dodge Mining Co | 0.0 Wh | 0 MMBtu | No Information Available |
| Roadrunner Reserve Phase 1 | Tucson Electric Power Co | 0.0 Wh | 0 MMBtu | No Information Available |
| Serrano | Serrano Solar, LLC | 0.0 Wh | 0 MMBtu | No Information Available |
| TAA Solar Facility | Tucson Electric Power Co | 0.0 Wh | 0 MMBtu | No Information Available |
| UASTP II | Tucson Electric Power Co | 0.0 Wh | 0 MMBtu | No Information Available |
Electricity Generation for Neighboring Counties
| National Rank | County | Net Generation | # Power Plants |
|---|---|---|---|
| #1613 | Gila County | 50.2 GWh | 2 |
| #1 | Maricopa County | 79.4 TWh | 88 |
| #263 | Pinal County | 5.1 TWh | 26 |
| #1966 | Santa Cruz County | 4.8 GWh | 2 |
* Net Generation data is based on the last 12 months since Mar 2025
Electricity Generation for Cities Located in Pima County, AZ
| State Rank | City | Net Generation | # Power Plants |
|---|---|---|---|
| #52 | Ajo, AZ | 8.9 GWh | 2 |
| #35 | Marana, AZ | 112.4 GWh | 3 |
| #58 | Oro Valley, AZ | 2.4 GWh | 1 |
| #45 | Sahuarita, AZ | 43.8 GWh | 1 |
| #13 | Tucson, AZ | 2.4 TWh | 31 |
* Net Generation data is based on the last 12 months since Mar 2025