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Columbia County, OR interconnection queue

0 interconnection applications are pending in Columbia County, OR, requesting 0 MW of new generating capacity, as of 15 August 2026. 3 projects have been built here and 9 have been withdrawn since 2000.

Pending applications
0
of 14 ever filed
Capacity queued
0 MW
requested, not committed
Already built
494 MW
3 projects connected
Built vs decided
25.0%
9 withdrawn

Source: interconnection queues published by the transmission providers serving this county. 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 Columbia County, by fuel

Outcomes of every application filed here

OutcomeProjectsCapacityShare
Built3494 MW21.4%
Still pending00 MW0.0%
Withdrawn95.2 GW64.3%
Suspended214.3%

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
G0757Solar3.8 GWwithdrawn2022-06BPA
08-031Gas450 MWsuspended2008-05PGE
23-225Wind400 MWwithdrawn2023-03PGE
07-025Gas225 MWcompleted2007-10PGE
11-041Gas225 MWcompleted2007-10PGE
23-224Wind200 MWwithdrawn2023-03PGE
24-247Battery200 MWwithdrawn2024-05PGE
Nordic Energy Barge No 2Gas170 MWwithdrawn2001-04BPA
Oregon Energy CompanyGas170 MWwithdrawn2000-12BPA
07-024Gas100 MWsuspended2007-10PGE
24-241Battery100 MWwithdrawn2024-04PGE
24-248Battery100 MWwithdrawn2024-05PGE
ClatskanieGas88 MWwithdrawn2001-04BPA
12-050Gas44 MWcompleted2012-02PGE

Large-load connection requests in this county

Requests to connect large new demand — data centres, industry, electrification — as distinct from generation. 9 recorded here.

RequestCapacityStatusQueueStated end use
Pacific West Coast Cable1.6 GWwithdrawnBPAnot stated
L0397 Clatskanie PUD Allston250 MWwithdrawnBPAnot stated
Diesel Refinery43 MWenergizedBPAnot stated
LNG Compressor Load40 MWwithdrawnBPAnot stated
Deer Island Substation25 MWactiveBPAnot stated
St.Johns-Allston Interconnection6 MWactiveBPAnot stated
Merchant Transmission Line0 MWwithdrawnBPAnot stated
Clatskanie Tap0 MWactiveBPAnot stated
Merchant Transmission LinewithdrawnBPAnot 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

Columbia County ranks #1509 of 1,607 US counties by capacity currently queued, and #27 of 30 in Oregon.

Other Oregon counties in the queue

CountyPendingCapacity queued
Sherman County3114.6 GW
Crook County3614.2 GW
Wasco County199.9 GW
Morrow County216.5 GW
Klamath County145.3 GW
Umatilla County184.2 GW
Jefferson County214.2 GW
Gilliam County163.8 GW

Go deeper on Columbia 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 Columbia County on the map County reports All of Oregon