Elmore County, ID interconnection queue
10 interconnection applications are pending in Elmore County, ID, requesting 2.5 GW of new generating capacity, as of 15 August 2026. 32 projects have been built here and 91 have been withdrawn since 2001.
Source: interconnection queues published by IP. 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 Elmore County, by fuel
| Fuel | Projects | Capacity requested |
|---|---|---|
| Gas | 4 | 1.2 GW |
| Solar | 5 | 949 MW |
| Battery | 1 | 330 MW |
Outcomes of every application filed here
| Outcome | Projects | Capacity | Share |
|---|---|---|---|
| Built | 32 | 1.1 GW | 23.5% |
| Still pending | 10 | 2.5 GW | 7.4% |
| Withdrawn | 91 | 17.7 GW | 66.9% |
| Suspended | 3 | — | 2.2% |
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
| Project | Fuel | Capacity | Status | Filed | Queue |
|---|---|---|---|---|---|
| 530 | Solar | 870 MW | withdrawn | 2018-04 | IP |
| 19 | Coal | 800 MW | withdrawn | 2003-04 | PacifiCorp |
| 106 | Coal | 750 MW | withdrawn | 2004-04 | IP |
| 109 | Coal | 750 MW | withdrawn | 2004-06 | IP |
| 524 | Solar | 750 MW | withdrawn | 2017-08 | IP |
| 213 | Gas | 650 MW | withdrawn | 2007-12 | IP |
| 217 | Gas | 650 MW | withdrawn | 2007-12 | IP |
| 218 | Gas | 650 MW | withdrawn | 2007-12 | IP |
| 230 | Gas | 650 MW | withdrawn | 2007-12 | IP |
| 238 | Gas | 650 MW | withdrawn | 2008-04 | IP |
| 249 | Gas | 650 MW | withdrawn | 2008-04 | IP |
| 254 | Gas | 650 MW | withdrawn | 2008-05 | IP |
| G0502 | Hydro | 600 MW | withdrawn | 2014-11 | BPA |
| 759 | Gas | 526 MW | active | 2025-04 | IP |
| 760 | Gas | 526 MW | active | 2025-04 | IP |
Large-load connection requests in this county
Requests to connect large new demand — data centres, industry, electrification — as distinct from generation. 1 recorded here.
| Request | Capacity | Status | Queue | Stated end use |
|---|---|---|---|---|
| Elmore County SFBRD | 27 MW | energized | BPA | not 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
Elmore County ranks #141 of 1,607 US counties by capacity currently queued, and #1 of 27 in Idaho.
Other Idaho counties in the queue
| County | Pending | Capacity queued |
|---|---|---|
| Ada County | 11 | 2.0 GW |
| Bingham County | 8 | 1.8 GW |
| Power County | 4 | 1.6 GW |
| Owyhee County | 5 | 993 MW |
| Canyon County | 4 | 594 MW |
| Jerome County | 2 | 320 MW |
| Bannock County | 2 | 301 MW |
| Kootenai County | 4 | 255 MW |
Go deeper on Elmore 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.