Power Plants in Pinal County, Arizona

Pinal County, Arizona has 26 power plants totaling 4,005 MW of nameplate capacity. Browse every plant below with fuel type, operator, and capacity.

Plants26operating sites
Capacity4,004 MWnameplate
Generation5.5M MWhannual
CO₂2.0Mmetric tons/year
Natural Gas 59%Solar 24%Battery Storage 15%Other Fossil 2%

Plant locations

All plants in this county

PlantCityFuelCapacityOperator
Desert BasinCasa GrandeNatural Gas745 MWSalt River Project
Coolidge Generation StationCoolidgeNatural Gas726 MWSalt River Project
SundanceCasa GrandeNatural Gas605 MWArizona Public Service Co
Eleven Mile Solar CenterCoolidgeBattery Storage600 MWEleven Mile Solar Center, Llc
Storey Solar And StorageCoolidgeSolar210 MWStorey Energy Center, Llc
Brittlebush SolarCoolidgeSolar200 MWRandolph Solar Park Llc
SaguaroRed RockNatural Gas185 MWArizona Public Service Co
East Line SolarCoolidgeSolar100 MWAes Distributed Energy
Saint SolarCoolidgeSolar100 MWSaint Solar Llc
Central Line Solar, LlcCoolidgeSolar100 MWAes Distributed Energy
West Line Solar, LlcCity Of EloySolar100 MWWest Line Solar, Llc
Saint Energy Storage Ii LlcCoolidgeOther Fossil100 MWSaint Energy Storage Ii Llc
Copper Crossing Energy And Research CentFlorenceNatural Gas99.8 MWSalt River Project
Bonnybrooke PvFlorenceSolar50.0 MWApple, Inc
Sandstone SolarFlorenceSolar45.0 MWAes Distributed Energy
Pinal Central Energy Center HybridCasa GrandeSolar30.0 MWPinal Central Energy Center, Llc
University Of Arizona - Biosphere 2OracleNatural Gas3.1 MWUniversity Of Arizona - Biosphere 2
Walmart Casa GrandeCasa GrandeSolar2.0 MWTesla Inc.
Union Hs At Casa GrandeCasa GrandeSolar1.6 MWLuminace Solar Holding, Llc
Vista Grande Hs At Casa GrandeCasa GrandeSolar1.4 MWLuminace Solar Holding, Llc
Banner Solar IronwoodQueen CreekSolar1.4 MWBanner Solar Ironwood Llc
Box Canyon (Az)FlorenceBattery Storage— MWBoca Bn, Llc
Three Sisters Solar Generation And BessManzoroBattery Storage— MWThsi Bn, Llc
Kitt SolarEloyBattery Storage— MW301ak 8me Llc
Flatland StorageCoolidgeBattery Storage— MWFlatland Storage Llc
Sawtooth SolarEloyBattery Storage— MWEdf Renewables Development, Inc.

About power generation in Pinal County

Pinal County, Arizona has 26 power plants totaling 4,005 MW of nameplate capacity. Natural Gas is the dominant fuel source at 59% of installed capacity, followed by Solar (24%) and Battery Storage (15%). The largest facility is Desert Basin at 745 MW. Data comes from EIA Form 860, EIA Form 923, and EPA eGRID federal releases.

To find plants closer to a specific address in Pinal County, use the address lookup — it shows every plant within a chosen radius along with distance, fuel type, and emissions.