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APS interconnection queue

149 interconnection requests are active in APS, totalling 48.4 GW, as of 15 August 2026. Of the 619 requests ever filed here, 33 were built and 426 were withdrawn — a build rate of 7.2% on decided applications.

Active requests
149
of 619 ever filed
Capacity queued
48.4 GW
requested, not committed
Built vs decided
7.2%
33 built, 426 withdrawn
Median wait so far
4.4 yr
for requests still active
Median time to build
3.0 yr
request to commercial operation

Source: the APS interconnection queue as published by the transmission provider, parsed and normalised by Watt Street. Data as of 15 August 2026. Wait times are medians over requests that carry a measured date.

What is queued in APS, by fuel

FuelProjectsCapacity requested
Solar6123.6 GW
Other5315.8 GW
Battery265.5 GW
Wind83.2 GW
Gas1350 MW

Where APS’s queue sits

StateApplicationsCapacity pending
Arizona60146.5 GW
California21.3 GW
North Carolina1275 MW
New Mexico15250 MW

Largest active requests

ProjectFuelCapacityCountyStateFiled
Q255Solar2.0 GWCoconino CountyAZ2017-05
Q572Other1.3 GWRiverside CountyCA2024-05
Q274Solar1.0 GWCoconino CountyAZ2018-03
Q275Solar1.0 GWNavajo CountyAZ2018-03
Q466Solar1.0 GWYuma CountyAZ2022-03
Q468Battery1.0 GWMaricopa CountyAZ2022-03
Q474Solar1.0 GWMaricopa CountyAZ2022-03
Q617Other1.0 GWMohave CountyAZ2025-05
Q317Solar750 MWCoconino CountyAZ2019-09
Q402Solar750 MWNavajo CountyAZ2021-09
Q401Solar700 MWCoconino CountyAZ2021-09
Q488Solar600 MWMaricopa CountyAZ2022-09
Q561Other600 MWMaricopa CountyAZ2024-05
Q387Solar588 MWNavajo CountyAZ2021-03
Q360Solar550 MWMaricopa CountyAZ2020-09

APS on the map

Open the map Every queue we track