Maricopa County, AZ power plants

9 EIA-registered plants with 1.8 GW of nameplate capacity inside CAISO; the largest is Arlington Valley Energy Facility at 713 MW.

Capacity by fuel

Nameplate capacity · plants

solar: 1.1 GW8
natural gas: 713 MW1

Maricopa County, AZ capacity ranking

9 matching plants · ranked by nameplate capacity

Rank	Plant	Capacity	Type	Operator	Location
1	Arlington Valley Energy FacilityArlington Valley LLCDetailed profile	713 MW	Natural Gas Fired Combined Cycle	Arlington Valley LLC	Maricopa County
2	Mesquite Solar 1RWE Clean Energy	170 MW	Solar Photovoltaic	RWE Clean Energy	Maricopa County
3	Sun PondSun Pond, LLC	170 MW	Batteries, Solar Photovoltaic	Sun Pond, LLC	Maricopa County
4	Sun Streams, LLCEDP Renewables North America LLCDetailed profile	160 MW	Solar Photovoltaic	EDP Renewables North America LLC	Maricopa County
5	Mesquite Solar 3, LLCRWE Clean EnergyDetailed profile	150 MW	Solar Photovoltaic	RWE Clean Energy	Maricopa County
6	Sun Streams 2Sun Streams 2, LLCDetailed profile	150 MW	Solar Photovoltaic	Sun Streams 2, LLC	Maricopa County
7	Arlington Valley Solar Energy IIArlington Valley Solar Energy II LLC	129 MW	Solar Photovoltaic	Arlington Valley Solar Energy II LLC	Maricopa County
8	Mesquite Solar 2, LLCRWE Clean Energy	100 MW	Solar Photovoltaic	RWE Clean Energy	Maricopa County
9	Mesquite Solar 4, LLCRWE Clean Energy	62.5 MW	Batteries, Solar Photovoltaic	RWE Clean Energy	Maricopa County

Other CAISO counties

plants

County assignment and capacity come from the EIA generator inventory. Capacity is nameplate capacity, not seasonal capability or available operating capacity. A plant can include multiple generators and technologies.