Arizona · Gas

Proposed gas projects in Arizona

There are 16 proposed gas projects in Arizona's interconnection queue, totaling 3.90 GW of requested capacity. The largest is Queue 174 at 800 MW, and the median planned online year is 2026.

16
Proposed projects
3.90 GW
Requested capacity
243.8 MW
Average project size
2026
Median planned online year

All proposed gas projects in Arizona

TypeRegionIA Status
Queue 174
174
GasWestPima800 MW20242027
Queue Q32
Q32
GasWestPinal488 MW20232026
Queue 2023-G13
2023-G13
GasWestLa Paz452.9 MW20232027
Queue Q40
Q40
GasWestMaricopa425 MW20232028
Queue Q2403
Q2403
GasWestMaricopa398.1 MW20242028
Queue Q519
Q519
GasWestMaricopaFacility Study350 MW20232028
Queue Q76
Q76
GasWestPinal332 MW20212026
Queue 2024-G2
2024-G2
GasWestMohave200 MW20242027
Queue Q37
Q37
GasWestMaricopa130 MW20232024
Queue 2023-G2
2023-G2
GasWestPinal90 MW20232024
Queue Q31
Q31
GasWestMaricopa77 MW20222024
Queue 2024-G6
2024-G6
GasWestMohave50 MW20242027
Queue Q65
Q65
GasWestMaricopa30 MW20202022
Queue Q66
Q66
GasWestMaricopa30 MW20202022
Queue Q81
Q81
GasWestMaricopa30 MW20212025
Queue Q64
Q64
GasWestPinal17 MW20202020

Browse Arizona's full interconnection queue. Compare with operating capacity: 33 operating natural gas plants in Arizona. Nationwide: Natural Gas plants nationwide.

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