Owner profile

Tucson Electric Power Co

Tucson Electric Power Co owns or operates 11 generating facilities commissioned between 1962 and 2022, with a combined nameplate capacity of 3.19 GW. The largest share of capacity is coal (56%), spread across 2 states.

Ownership reflects the utility or operator reported to EIA (Form EIA-860); equity ownership of individual facilities may differ.

11
Plants
3.19 GW
Total capacity
2
States
1.78 GW
Largest: Springerville

Capacity mix

Coal 55.8%Natural Gas 22.6%Storage 12.6%Wind 7.8%Solar 1.1%

By state

Arizona10 · 2.94 GWNew Mexico1 · 249.8 MW

Operating plants

PlantFuelStateOwnerCapacity
SpringervilleCoalArizonaTucson Electric Power Co1.78 GW
H Wilson Sundt Generating StationNatural GasArizonaTucson Electric Power Co528.9 MW
Oso Grande Wind FarmWindNew MexicoTucson Electric Power Co249.8 MW
North LoopNatural GasArizonaTucson Electric Power Co107.8 MW
Demoss PetrieNatural GasArizonaTucson Electric Power Co85 MW
Fort Huachuca Solar PV ProjectSolarArizonaTucson Electric Power Co17.7 MW
Raptor RidgeSolarArizonaTucson Electric Power Co12.5 MW
Prairie FireSolarArizonaTucson Electric Power Co4.5 MW
UASTP ISolarArizonaTucson Electric Power Co1.2 MW
Under construction (2)
PlantFuelStateOwnerCapacity
Roadrunner Reserve Phase 1constr.StorageArizonaTucson Electric Power Co200 MW
Roadrunner Reserve Phase 2constr.StorageArizonaTucson Electric Power Co200 MW