Owner profile

Arizona Public Service Co

Arizona Public Service Co owns or operates 26 generating facilities commissioned between 1909 and 2023, with a combined nameplate capacity of 11.42 GW. The largest share of capacity is natural gas (38%), spread across 2 states.

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

26
Plants
11.42 GW
Total capacity
2
States
4.21 GW
Largest: Palo Verde

Capacity mix

Natural Gas 38.1%Nuclear 36.9%Coal 18.1%Solar 6.7%Oil 0.2%Hydroelectric 0.1%Storage 0.0%

By state

Arizona25 · 9.78 GWNew Mexico1 · 1.64 GW

Operating plants

PlantFuelStateOwnerCapacity
Palo VerdeNuclearArizonaArizona Public Service Co4.21 GW
Four CornersCoalNew MexicoArizona Public Service Co1.64 GW
West PhoenixNatural GasArizonaArizona Public Service Co1.21 GW
Red HawkNatural GasArizonaArizona Public Service Co1.13 GW
OcotilloNatural GasArizonaArizona Public Service Co806.2 MW
SundanceNatural GasArizonaArizona Public Service Co605 MW
ChollaCoalArizonaArizona Public Service Co425.9 MW
YuccaNatural GasArizonaArizona Public Service Co422.4 MW
SaguaroNatural GasArizonaArizona Public Service Co184.5 MW
AgaveSolarArizonaArizona Public Service Co150 MW
Red RockSolarArizonaArizona Public Service Co84.9 MW
Foothills Solar Plant HybridSolarArizonaArizona Public Service Co73 MW
Gila Bend HybridSolarArizonaArizona Public Service Co68 MW
Hyder Solar HybridSolarArizonaArizona Public Service Co48 MW
Chino Valley SolarSolarArizonaArizona Public Service Co38 MW
Cotton Center Solar HybridSolarArizonaArizona Public Service Co34 MW
Paloma Solar HybridSolarArizonaArizona Public Service Co34 MW
Hyder II HybridSolarArizonaArizona Public Service Co28 MW
DouglasOilArizonaArizona Public Service Co26.1 MW
Desert Star HybridSolarArizonaArizona Public Service Co20 MW
Luke SolarSolarArizonaArizona Public Service Co11.2 MW
Prescott AirportSolarArizonaArizona Public Service Co3 MW
Retired plants (3)
PlantFuelStateOwnerCapacity
Childsretired 2005HydroelectricArizonaArizona Public Service Co5.4 MW
Punkin Center Battery Storageretired 2019StorageArizonaArizona Public Service Co2 MW
Irvingretired 2005HydroelectricArizonaArizona Public Service Co1.6 MW
Under construction (1)
PlantFuelStateOwnerCapacity
Ironwood Solarconstr.SolarArizonaArizona Public Service Co168 MW