How many solar farms are planned in Arizona?

Developers have proposed 46 solar farms in Arizona with 17 GW of capacity, according to the grid operators' interconnection queues. Most queue projects are never built.

What is the largest planned solar farm in Arizona?

Atlas Complex in La Paz County, Arizona is the largest planned, at 2,256 MW. It is expected to come online in 2028.

Who is developing solar farms in Arizona?

Interconnection queues list each project under a project company, not the developer behind it. Cleanview researches the developer of every project and has them on paid plans.

Planned solar farms in Arizona

Developers have proposed 46 solar farms in Arizona with 17 GW of capacity, in the grid operators' interconnection queues.

Planned46

See operating solar farms in Arizona

Updated monthly. Last updated November 2026.

Under 50 MW50–249 MW250 MW and up

Updated monthly. Last updated November 2026.

More planned solar farms in Arizona are expected online in 2028 than in any other year

2026’262027’272028’282029’292030’302031’312032’322033’33

Planned solar farms by the year they're expected online. Source: the grid operators' interconnection queues, compiled by Cleanview.

The 10 largest planned solar farms in Arizona

Planned, by capacity

#	Solar farm	County	Expected online	Capacity
1	Atlas Complex	La Paz County	2028	2,256 MW
2	Stanley	Maricopa County	2030	1,039 MW
3	Bluewater Solar	La Paz County	2028	1,016 MW
4	Bouse Solar And Storage Plant	La Paz County	2033	1,010 MW
5	Icarus Solar	Mohave County	2032	718 MW
6	Domestic Chicken	Maricopa County	2029	559 MW
7	Alisa Solar Energy Complex 2	Yuma County	2030	500 MW
8	Snowflake A Solar and BESS	Navajo County	2027	475 MW
9	Hoodini	Yuma County	2031	460 MW
10	Harquahala Flats 2	Maricopa County	2028	411 MW

Planned solar farms expected online soonest in Arizona

In the next 18 months, soonest first

#	Solar farm	County	Expected online	Capacity
1	Ironwood Solar	Yuma County	2026	168 MW
2	Kitt Solar	Pinal County	2026	100 MW
3	Hashknife Energy Center II LLC	Navajo County	2027	200 MW
4	Winchester Solar I, LLC	Cochise County	2027	88 MW
5	Pioneer Clean Energy Center	Yuma County	2027	300 MW
6	Winchester Solar II, LLC	Cochise County	2027	88 MW
7	Sierra Solar	Mohave County	2027	25 MW
8	Snowflake A Solar and BESS	Navajo County	2027	475 MW
9	CO Bar C Solar and BESS	Coconino County	2027	206 MW
10	CO Bar Solar and BESS	Coconino County	2027	400 MW

The developer behind each project is on paid plans. See plans

How Cleanview tracks solar farms

Operating solar farms come from the EIA's monthly survey of power plants. Planned projects come from the grid operators' interconnection queues. We research who is developing each one, since a queue lists a project company, not its owner.

Questions about solar farms in Arizona

How many solar farms are planned in Arizona?: Developers have proposed 46 solar farms in Arizona with 17 GW of capacity, according to the grid operators' interconnection queues. Most queue projects are never built.
What is the largest planned solar farm in Arizona?: Atlas Complex in La Paz County, Arizona is the largest planned, at 2,256 MW. It is expected to come online in 2028.
Who is developing solar farms in Arizona?: Interconnection queues list each project under a project company, not the developer behind it. Cleanview researches the developer of every project and has them on paid plans.