Yakima County, WA interconnection queue
14 interconnection applications are pending in Yakima County, WA, requesting 6.5 GW of new generating capacity, as of 15 August 2026. 0 projects have been built here and 46 have been withdrawn since 2006.
Source: interconnection queues published by BPA, PacifiCorp. 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 Yakima County, by fuel
| Fuel | Projects | Capacity requested |
|---|---|---|
| Solar | 12 | 6.3 GW |
| Battery | 2 | 146 MW |
Outcomes of every application filed here
| Outcome | Projects | Capacity | Share |
|---|---|---|---|
| Built | 0 | 0 MW | 0.0% |
| Still pending | 14 | 6.5 GW | 22.6% |
| Withdrawn | 46 | 4.9 GW | 74.2% |
| Suspended | 2 | — | 3.2% |
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 |
|---|---|---|---|---|---|
| G1087 | Solar | 1.0 GW | active | 2025-12 | BPA |
| G1037 | Solar | 820 MW | active | 2023-11 | BPA |
| G1038 | Solar | 820 MW | active | 2023-11 | BPA |
| G1081 | Solar | 800 MW | active | 2025-07 | BPA |
| G1080 | Solar | 800 MW | active | 2025-07 | BPA |
| G1082 | Solar | 800 MW | active | 2025-07 | BPA |
| G1083 | Solar | 800 MW | active | 2025-07 | BPA |
| G1009 | Solar | 600 MW | withdrawn | 2023-11 | BPA |
| G0252 | Wind | 350 MW | withdrawn | 2006-12 | BPA |
| G0817 | Solar | 325 MW | withdrawn | 2022-10 | BPA |
| G0271 | Wind | 300 MW | withdrawn | 2007-05 | BPA |
| G0272 | Wind | 300 MW | withdrawn | 2007-05 | BPA |
| 1197 | Solar | 200 MW | withdrawn | 2020-02 | PacifiCorp |
| 1211 | Solar | 200 MW | withdrawn | 2020-04 | PacifiCorp |
| C1-42 | Solar | 200 MW | withdrawn | 2021-05 | PacifiCorp |
Large-load connection requests in this county
Requests to connect large new demand — data centres, industry, electrification — as distinct from generation. 7 recorded here.
| Request | Capacity | Status | Queue | Stated end use |
|---|---|---|---|---|
| SSP-Sunset | 1.2 GW | active | BPA | not stated |
| Alfalfa Substation -230 kV Load | 81 MW | active | BPA | not stated |
| New 230-115 kV POD at Mabton Substation | 51 MW | energized | BPA | not stated |
| L0358 City of Ellensburg Helena Avenue Sub | 8 MW | active | BPA | not stated |
| Grandview Substation | 6 MW | energized | BPA | not stated |
| Mount Adams Substation | — | active | BPA | not stated |
| Transmission Reinforcement | — | active | 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
Yakima County ranks #33 of 1,607 US counties by capacity currently queued, and #2 of 30 in Washington.
Other Washington counties in the queue
| County | Pending | Capacity queued |
|---|---|---|
| Benton County | 20 | 10.5 GW |
| Klickitat County | 23 | 6.2 GW |
| Grant County | 13 | 3.7 GW |
| Douglas County | 8 | 3.6 GW |
| Walla Walla County | 8 | 1.7 GW |
| Lincoln County | 8 | 1.6 GW |
| Spokane County | 11 | 973 MW |
| Lewis County | 3 | 964 MW |
Go deeper on Yakima 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 Yakima County on the map County reports All of Washington