Power Plants in Arizona

Arizona operates 231 power plants totaling 38,013 MW of nameplate capacity. Natural Gas dominates the mix at 49%, followed by Solar (15%) and Nuclear (11%). The largest plant is Palo Verde at 4,209 MW.

Plants231operating sites
Capacity38,013 MWnameplate
Generation111.8M MWhannual
CO₂38.4Mmetric tons/year
Natural Gas 49%Solar 15%Nuclear 11%Coal 10%Hydroelectric 8%Battery Storage 4%Wind 3%

Plant locations

Showing the 120 largest plants by capacity. Arizona operates another 111 plants below this size — browse the lists below to reach them.

Largest plants in Arizona

PlantCityFuelCapacity
Palo VerdeWintersburgNuclear4,210 MW
Gila River Power Block 4Gila BendNatural Gas1,857 MW
SpringervilleSpringervilleCoal1,779 MW
Mesquite Generating Station Block 2ArlingtonNatural Gas1,383 MW
SantanGilbertNatural Gas1,326 MW
Glen Canyon DamPageHydroelectric1,312 MW
Harquahala Generating ProjectTonopahNatural Gas1,277 MW
West PhoenixPhoenixNatural Gas1,207 MW
Red HawkArlingtonNatural Gas1,140 MW
Hoover Dam (Az)Boulder CityHydroelectric1,039 MW
CoronadoSt JohnsCoal822 MW
Sonoran Solar EnergyBuckeyeSolar750 MW
Desert BasinCasa GrandeNatural Gas745 MW
Agua FriaGlendaleNatural Gas738 MW
Coolidge Generation StationCoolidgeNatural Gas726 MW
Arlington Valley Energy FacilityArlingtonNatural Gas713 MW
South Point Energy CenterMohave ValleyNatural Gas708 MW
Mesquite Generating Station Block 1ArlingtonNatural Gas692 MW
Apache StationCochiseCoal661 MW
Griffith Energy LlcGolden ValleyNatural Gas655 MW
OcotilloTempeNatural Gas626 MW
Gila River Power Block 1Gila BendNatural Gas619 MW
Gila River Power Block 3Gila BendNatural Gas619 MW
Gila River Power Block 2Gila BendNatural Gas619 MW
SundanceCasa GrandeNatural Gas605 MW
Eleven Mile Solar CenterCoolidgeBattery Storage600 MW
KyreneTempeNatural Gas574 MW
H Wilson Sundt Generating StationTucsonNatural Gas529 MW
Mcfarland B Solar And StorageDatelandSolar450 MW
Sun Streams 3ArlingtonBattery Storage430 MW
ChollaJoseph CityCoal426 MW
YuccaYumaNatural Gas417 MW
Mohave County Wind FarmWillow BeachWind350 MW
Agua Caliente Solar ProjectDatelandSolar348 MW
Mcfarland A Solar And StorageDatelandSolar300 MW
Solana Generating StationGila BendSolar280 MW
Davis DamKingmanHydroelectric255 MW
Sierra Estrella Energy StorageTollesonBattery Storage250 MW
Chevelon Butte Wind FarmWinslowWind238 MW
Chevelon Butte Phase 2WinslowWind216 MW
Storey Solar And StorageCoolidgeSolar210 MW
Brittlebush SolarCoolidgeSolar200 MW
SaguaroRed RockNatural Gas185 MW
White Wing SolarYumaSolar179 MW
Mesquite Solar 1TonopahSolar170 MW
Babbitt Ranch Energy CenterFlagstaffWind163 MW
Sun Streams, LlcArlingtonSolar160 MW
Wilmot Energy Center LlcTucsonSolar160 MW
Mesquite Solar 3, LlcTonopahSolar150 MW
Sun Streams 2HassayampaSolar150 MW

By county

Maricopa County82 plants · 21,355 MWPinal County26 plants · 4,004 MWMohave County16 plants · 3,256 MWApache County3 plants · 2,604 MWCoconino County12 plants · 2,028 MWYuma County16 plants · 1,910 MWPima County36 plants · 1,087 MWCochise County10 plants · 895 MWNavajo County7 plants · 636 MWSanta Cruz County2 plants · 114 MWLa Paz County12 plants · 52 MWYavapai County6 plants · 47 MWGila County1 plants · 20 MWGila County1 plants · 2 MW