Williamsburg County, SC interconnection queue
14 interconnection applications are pending in Williamsburg County, SC, requesting 1.2 GW of new generating capacity, as of 15 August 2026. 0 projects have been built here and 20 have been withdrawn since 2017.
Source: interconnection queues published by Duke, S-C. 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 Williamsburg County, by fuel
| Fuel | Projects | Capacity requested |
|---|---|---|
| Solar | 9 | 886 MW |
| Battery | 5 | 354 MW |
Outcomes of every application filed here
| Outcome | Projects | Capacity | Share |
|---|---|---|---|
| Built | 0 | 0 MW | 0.0% |
| Still pending | 14 | 1.2 GW | 41.2% |
| Withdrawn | 20 | 2.2 GW | 58.8% |
| Suspended | 0 | — | 0.0% |
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
| Project | Fuel | Capacity | Status | Filed | Queue |
|---|---|---|---|---|---|
| 145 | Solar | 400 MW | withdrawn | 2020-05 | S-C |
| 171 | Solar | 249 MW | active | 2021-10 | S-C |
| 190 | Solar | 175 MW | withdrawn | 2023-06 | S-C |
| 244 | Solar | 175 MW | active | 2024-02 | S-C |
| 245 | Solar | 175 MW | withdrawn | 2024-02 | S-C |
| 179866 | Solar | 150 MW | withdrawn | 2021-06 | Duke |
| 231 | Battery | 150 MW | withdrawn | 2023-06 | S-C |
| 270 | Solar | 150 MW | active | 2024-06 | S-C |
| 278 | Solar | 150 MW | active | 2024-06 | S-C |
| 170 | Solar | 120 MW | withdrawn | 2021-10 | S-C |
| 114 | Solar | 100 MW | withdrawn | 2018-07 | S-C |
| 178 | Solar | 75 MW | withdrawn | 2022-02 | S-C |
| 189 | Solar | 75 MW | withdrawn | 2023-06 | S-C |
| 246 | Solar | 75 MW | active | 2024-02 | S-C |
| 248 | Solar | 75 MW | withdrawn | 2024-02 | S-C |
How this county ranks
Williamsburg County ranks #309 of 1,607 US counties by capacity currently queued, and #4 of 39 in South Carolina.
Other South Carolina counties in the queue
| County | Pending | Capacity queued |
|---|---|---|
| Colleton County | 19 | 5.7 GW |
| Rowan County | 4 | 2.6 GW |
| Anderson County | 18 | 1.9 GW |
| Darlington County | 20 | 1.2 GW |
| Berkeley County | 6 | 1.0 GW |
| Aiken County | 10 | 657 MW |
| Georgetown County | 7 | 561 MW |
| Hampton County | 6 | 550 MW |
Go deeper on Williamsburg 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 Williamsburg County on the map County reports All of South Carolina