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IP interconnection queue

49 interconnection requests are active in IP, totalling 9.3 GW, as of 15 August 2026. Of the 824 requests ever filed here, 233 were built and 515 were withdrawn — a build rate of 31.1% on decided applications.

Active requests
49
of 824 ever filed
Capacity queued
9.3 GW
requested, not committed
Built vs decided
31.1%
233 built, 515 withdrawn
Median wait so far
2.9 yr
for requests still active
Median time to build
1.4 yr
request to commercial operation

Source: the IP 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 IP, by fuel

FuelProjectsCapacity requested
Solar275.2 GW
Battery112.0 GW
Gas51.3 GW
Wind4794 MW
Nuclear145 MW
Hydro10 MW

Where IP’s queue sits

StateApplicationsCapacity pending
Idaho6747.8 GW
Oregon1351.0 GW
Utah2294 MW
Nevada5200 MW
Montana30 MW
Washington10 MW
Wyoming40 MW

Largest active requests

ProjectFuelCapacityCountyStateFiled
622Solar600 MWMalheur CountyOR2021-10
759Gas526 MWElmore CountyID2025-04
760Gas526 MWElmore CountyID2025-04
665Solar400 MWAda CountyID2022-08
590Solar330 MWElmore CountyID2020-12
696Battery330 MWOwyhee CountyID2022-12
792Battery330 MWElmore CountyID2025-04
771Solar325 MWBaker CountyOR2025-04
573Solar300 MWPower CountyID2019-11
632Battery300 MWOwyhee CountyID2022-01
763Wind300 MWPower CountyID2025-03
772Solar300 MWElmore CountyID2025-04
737Solar280 MWBingham CountyID2023-09
793Solar250 MWAda CountyID2025-04
633Battery200 MWJerome CountyID2022-01

IP on the map

Open the map Every queue we track