Hardin County, OH interconnection queue
4 interconnection applications are pending in Hardin County, OH, requesting 460 MW of new generating capacity, as of 15 August 2026. 8 projects have been built here and 20 have been withdrawn since 2005.
Source: interconnection queues published by PJM. 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 Hardin County, by fuel
| Fuel | Projects | Capacity requested |
|---|---|---|
| Solar | 4 | 460 MW |
Outcomes of every application filed here
| Outcome | Projects | Capacity | Share |
|---|---|---|---|
| Built | 8 | 1.1 GW | 22.9% |
| Still pending | 4 | 460 MW | 11.4% |
| Withdrawn | 20 | 3.0 GW | 57.1% |
| Suspended | 3 | — | 8.6% |
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 |
|---|---|---|---|---|---|
| Southwest Lima-Marysville 345kV | Wind | 300 MW | withdrawn | 2008-01 | PJM |
| Hardin Switch 345 kV | Solar | 280 MW | withdrawn | 2023-02 | PJM |
| Hardin Switch 345 kV | Solar | 250 MW | completed | 2018-09 | PJM |
| Marysville-Gunn Road 345 kV | Solar | 250 MW | withdrawn | 2020-09 | PJM |
| Hardin Switch 345 kV | Solar | 250 MW | active | 2021-09 | PJM |
| Marysville-Gunn Road 345 kV | Solar | 250 MW | withdrawn | 2023-03 | PJM |
| East Lima-Marysville 345kV | Wind | 250 MW | completed | 2008-07 | PJM |
| Hardin Switch 345 kV | Solar | 230 MW | completed | 2018-03 | PJM |
| East Lima-South Kenton 138kV | Wind | 201 MW | withdrawn | 2008-06 | PJM |
| Marysville-SW Lima 345kV | Wind | 200 MW | withdrawn | 2008-07 | PJM |
| Hardin Switch 345 kV | Solar | 170 MW | withdrawn | 2023-02 | PJM |
| East Lima-Marysville 345kV | Wind | 166 MW | withdrawn | 2008-06 | PJM |
| East Lima-South Kenton 138kV | Wind | 152 MW | withdrawn | 2008-04 | PJM |
| Hardin Switch 345 kV | Solar | 150 MW | completed | 2017-10 | PJM |
| East Lima-Marysville 345kV | Solar | 150 MW | withdrawn | 2023-03 | PJM |
How this county ranks
Hardin County ranks #646 of 1,607 US counties by capacity currently queued, and #16 of 69 in Ohio.
Other Ohio counties in the queue
| County | Pending | Capacity queued |
|---|---|---|
| Madison County | 6 | 3.2 GW |
| Lorain County | 4 | 1.4 GW |
| Lawrence County | 1 | 1.4 GW |
| Carroll County | 1 | 1.3 GW |
| Wood County | 3 | 1.2 GW |
| Columbiana County | 1 | 1.2 GW |
| Licking County | 5 | 1.0 GW |
| Trumbull County | 1 | 970 MW |
Go deeper on Hardin 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.