Sign in

Cassia County, ID interconnection queue

0 interconnection applications are pending in Cassia County, ID, requesting 0 MW of new generating capacity, as of 15 August 2026. 7 projects have been built here and 27 have been withdrawn since 2001.

Pending applications
0
of 34 ever filed
Capacity queued
0 MW
requested, not committed
Already built
72 MW
7 projects connected
Built vs decided
20.6%
27 withdrawn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 Cassia County, by fuel

Outcomes of every application filed here

OutcomeProjectsCapacityShare
Built772 MW20.6%
Still pending00 MW0.0%
Withdrawn271.1 GW79.4%
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
121Wind240 MWwithdrawn2005-02IP
Windland IncWind200 MWwithdrawn2003-05BPA
302Wind148 MWwithdrawn2009-09IP
G0497Geothermal45 MWwithdrawn2014-01BPA
G0493Geothermal30 MWwithdrawn2013-08BPA
USGeothermalGeothermal30 MWwithdrawn2004-03BPA
32Solar28 MWwithdrawn2001-05IP
33Solar28 MWwithdrawn2001-05IP
34Solar28 MWwithdrawn2001-05IP
44Solar28 MWwithdrawn2001-05IP
G0448Wind20 MWwithdrawn2010-12BPA
G0445Wind20 MWwithdrawn2010-12BPA
G0443Wind20 MWwithdrawn2010-10BPA
G0442Wind20 MWwithdrawn2010-10BPA
G0412Wind20 MWwithdrawn2010-03BPA

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
Starrh Transformer Replacement21 MWwithdrawnBPAnot stated
L0518 Pacific Substation Transformer21 MWwithdrawnBPAnot stated
Bridge Substation10 MWactiveBPAnot stated
Liberty Gold10 MWactiveBPAnot stated
United Electric Line Tap8 MWwithdrawnBPAnot stated
East Hills Substation7 MWactiveBPAnot stated
Pacific Ethnanol Tap0 MWactiveBPAnot stated
Bridge SubstationwithdrawnBPAnot stated
Bridge SubstationwithdrawnBPAnot 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

Cassia County ranks #1308 of 1,607 US counties by capacity currently queued, and #21 of 27 in Idaho.

Other Idaho counties in the queue

CountyPendingCapacity queued
Elmore County102.5 GW
Ada County112.0 GW
Bingham County81.8 GW
Power County41.6 GW
Owyhee County5993 MW
Canyon County4594 MW
Jerome County2320 MW
Bannock County2301 MW

Go deeper on Cassia 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 Cassia County on the map County reports All of Idaho