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Grant County, WA interconnection queue

13 interconnection applications are pending in Grant County, WA, requesting 3.7 GW of new generating capacity, as of 15 August 2026. 2 projects have been built here and 30 have been withdrawn since 2001.

Pending applications
13
of 45 ever filed
Capacity queued
3.7 GW
requested, not committed
Already built
260 MW
2 projects connected
Built vs decided
6.2%
30 withdrawn
Median wait
4.2 yr
for applications still pending
Connected capacity
9.1 GW
indicator, see note

Source: interconnection queues published by BPA, GrantPUD. Parsed and normalised by Watt Street. Data as of 15 August 2026. A queued project is a request, not a commitment.

What is waiting in Grant County, by fuel

FuelProjectsCapacity requested
Solar113.1 GW
Battery2603 MW

Outcomes of every application filed here

OutcomeProjectsCapacityShare
Built2260 MW4.4%
Still pending133.7 GW28.9%
Withdrawn309.8 GW66.7%
Suspended00.0%

Withdrawal is the ordinary outcome of an interconnection application nationally, not a sign of a problem in this county. Most withdrawals are a developer testing a site and moving on.

The largest projects on file

ProjectFuelCapacityStatusFiledQueue
Grant GenerationGas1.3 GWwithdrawn2001-04BPA
Grant GenerationGas1.3 GWwithdrawn2001-03BPA
G0760Battery990 MWwithdrawn2022-06BPA
G1032Solar511 MWactive2023-11BPA
G0668Solar500 MWactive2021-01BPA
G0656Battery500 MWactive2020-09BPA
G0560Solar500 MWwithdrawn2017-03BPA
C2-24Solar500 MWwithdrawn2022-04PacifiCorp
C3-067Solar500 MWwithdrawn2023-05PacifiCorp
G1001Solar321 MWactive2023-11BPA
G1047Battery300 MWwithdrawn2023-11BPA
G1043Battery300 MWwithdrawn2023-11BPA
G1030Solar300 MWwithdrawn2023-11BPA
G0742Wind300 MWwithdrawn2022-05BPA
G0660Solar300 MWactive2020-11BPA

Large-load connection requests in this county

Requests to connect large new demand — data centres, industry, electrification — as distinct from generation. 5 recorded here.

RequestCapacityStatusQueueStated end use
Grand Coulee #214 MWwithdrawnBPAnot stated
CTUC Interconnection6 MWwithdrawnBPAnot stated
Grant Rocky Ford Station0 MWactiveBPAnot stated
Grand Coulee-WestsidewithdrawnBPAnot stated
Vantage SubstationactiveBPAnot stated

494 of the 545 large-load requests we hold state no end use at all, so most cannot be attributed to any industry. Where this table says “not stated”, that is the filing’s own silence, not our omission.

How this county ranks

Grant County ranks #85 of 1,607 US counties by capacity currently queued, and #4 of 30 in Washington.

Other Washington counties in the queue

CountyPendingCapacity queued
Benton County2010.5 GW
Yakima County146.5 GW
Klickitat County236.2 GW
Douglas County83.6 GW
Walla Walla County81.7 GW
Lincoln County81.6 GW
Spokane County11973 MW
Lewis County3964 MW

Go deeper on Grant County

The interactive map plots every one of these applications, and a generated county report puts them in a sourced PDF with the date each figure was true on every page.

Open Grant County on the map County reports All of Washington