Arizona · Solar

Proposed solar projects in Arizona

There are 10 proposed solar projects in Arizona's interconnection queue, totaling 2.62 GW of requested capacity. The largest is Queue Q274 at 1.00 GW, and the median planned online year is 2022.

10
Proposed projects
2.62 GW
Requested capacity
262.1 MW
Average project size
2022
Median planned online year

All proposed solar projects in Arizona

TypeRegionIA Status
Queue Q274
Q274
SolarWestCoconinoCluster Study1.00 GW20182024
Domestic Chicken
2210
SolarCAISOMaricopaNot Started559.4 MW20232029
Queue Q312
Q312
SolarWestCoconinoFacility Study500 MW20192021
Queue Q230
Q230
SolarWestNavajoConstruction200 MW20152021
SADDLE MOUNTAIN SOLAR
1818
SolarCAISOMaricopaIA Executed125 MW20202025
Queue Q254
Q254
SolarWestPinalIA Executed100 MW20172022
Queue Q104
Q104
SolarWestPinal—51.3 MW20232025
Queue Q346susp.
Q346
SolarWestMaricopaSuspended45 MW20202021
Queue Q246
Q246
SolarWestYumaIA Executed20 MW20162021
AGUA CALIENTE SOLAR 2
1222
SolarCAISOMaricopaIn Progress (unknown study)20 MW20162016

Browse Arizona's full interconnection queue. Compare with operating capacity: 104 operating solar plants in Arizona. Nationwide: Solar plants nationwide.

Source: "Queued Up" (Rand et al., Lawrence Berkeley National Laboratory, 2026 edition) (data as of December 31, 2025).