Benton County, WA interconnection queue
20 interconnection applications are pending in Benton County, WA, requesting 10.5 GW of new generating capacity, as of 15 August 2026. 7 projects have been built here and 41 have been withdrawn since 2000.
Source: interconnection queues published by BPA. 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 Benton County, by fuel
| Fuel | Projects | Capacity requested |
|---|---|---|
| Solar | 13 | 8.8 GW |
| Nuclear | 2 | 1.3 GW |
| Wind | 3 | 328 MW |
| Battery | 2 | 50 MW |
Outcomes of every application filed here
| Outcome | Projects | Capacity | Share |
|---|---|---|---|
| Built | 7 | 1.0 GW | 10.1% |
| Still pending | 20 | 10.5 GW | 29.0% |
| Withdrawn | 41 | 14.7 GW | 59.4% |
| Suspended | 1 | — | 1.4% |
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 |
|---|---|---|---|---|---|
| G0822 | Solar | 4.1 GW | active | 2022-11 | BPA |
| G0869 | Nuclear | 2.2 GW | withdrawn | 2023-06 | BPA |
| 1300MW Sickler-Schultz | Gas | 1.3 GW | withdrawn | 2001-05 | BPA |
| G0688 | Solar | 1.1 GW | withdrawn | 2021-08 | BPA |
| G0998 | Nuclear | 1.1 GW | active | 2023-11 | BPA |
| G0670 | Solar | 1.0 GW | active | 2021-02 | BPA |
| G0920 | Solar | 821 MW | active | 2023-08 | BPA |
| G1039 | Solar | 820 MW | active | 2023-11 | BPA |
| G0928 | Solar | 750 MW | withdrawn | 2023-09 | BPA |
| G0927 | Solar | 750 MW | withdrawn | 2023-09 | BPA |
| G0926 | Solar | 750 MW | withdrawn | 2023-09 | BPA |
| G0684 | Solar | 705 MW | active | 2021-07 | BPA |
| 700MW Sickler-Schultz | Gas | 700 MW | withdrawn | 2001-05 | BPA |
| G0930 | Solar | 650 MW | withdrawn | 2023-09 | BPA |
| G1040 | Solar | 615 MW | active | 2023-11 | BPA |
Large-load connection requests in this county
Requests to connect large new demand — data centres, industry, electrification — as distinct from generation. 10 recorded here.
| Request | Capacity | Status | Queue | Stated end use |
|---|---|---|---|---|
| DOE Data Center | 2.8 GW | active | BPA | not stated |
| Plymouth 950 MW | 950 MW | active | BPA | not stated |
| West Richland Data Center Campus | 912 MW | active | BPA | not stated |
| Plymouth Data Center Campus | 864 MW | withdrawn | BPA | not stated |
| Wind River - Plymouth 230 kV | 800 MW | active | BPA | not stated |
| GLP Data Center | 600 MW | withdrawn | BPA | not stated |
| Atlas Agro | 350 MW | energized | BPA | not stated |
| Atlas Agro Data Server Facility, Phase 2 | 300 MW | active | BPA | not stated |
| Atlas Agro Data Server Facility | 300 MW | active | BPA | not stated |
| ATP TES Data Server | 250 MW | 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
Benton County ranks #10 of 1,607 US counties by capacity currently queued, and #1 of 30 in Washington.
Other Washington counties in the queue
| County | Pending | Capacity queued |
|---|---|---|
| Yakima County | 14 | 6.5 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 Benton 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 Benton County on the map County reports All of Washington