Northumberland County, PA interconnection queue
4 interconnection applications are pending in Northumberland County, PA, requesting 88 MW of new generating capacity, as of 15 August 2026. 3 projects have been built here and 27 have been withdrawn since 2004.
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 Northumberland County, by fuel
| Fuel | Projects | Capacity requested |
|---|---|---|
| Solar | 4 | 88 MW |
Outcomes of every application filed here
| Outcome | Projects | Capacity | Share |
|---|---|---|---|
| Built | 3 | 85 MW | 8.8% |
| Still pending | 4 | 88 MW | 11.8% |
| Withdrawn | 27 | 1.6 GW | 79.4% |
| 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 |
|---|---|---|---|---|---|
| Sunbury - Susquehanna 500kV | Coal | 940 MW | withdrawn | 2006-10 | PJM |
| Milton 69 kV | Battery | 90 MW | withdrawn | 2020-07 | PJM |
| Milton 69 kV III | Battery | 90 MW | withdrawn | 2021-03 | PJM |
| Milton 69 kV | Solar | 70 MW | withdrawn | 2023-03 | PJM |
| Milton 69 kV | Solar | 65 MW | completed | 2019-01 | PJM |
| Sunbury-Dalmatia 69 kV II | Solar | 60 MW | withdrawn | 2021-03 | PJM |
| Eldred-Sunbury 69 kV | Solar | 50 MW | withdrawn | 2018-09 | PJM |
| Derry Tap- Derry Bus 69 kV IV | Solar | 35 MW | withdrawn | 2021-09 | PJM |
| Sunbury-Dalmatia 69 kV | Solar | 32 MW | active | 2020-09 | PJM |
| Cherokee-Milton 69 kV | Solar | 20 MW | withdrawn | 2019-02 | PJM |
| Derry Tap-Derry Bus 69 kV | Solar | 20 MW | completed | 2019-02 | PJM |
| Reed-Reed Tap #1 69 kV | Solar | 20 MW | active | 2020-03 | PJM |
| Derry Tap-Derry Bus 69 kV III | Solar | 20 MW | active | 2021-03 | PJM |
| Exchange Tap I 69 kV | Solar | 20 MW | withdrawn | 2021-09 | PJM |
| Exchange Tap 69 kV II | Solar | 20 MW | withdrawn | 2021-09 | PJM |
How this county ranks
Northumberland County ranks #1117 of 1,607 US counties by capacity currently queued, and #23 of 62 in Pennsylvania.
Other Pennsylvania counties in the queue
| County | Pending | Capacity queued |
|---|---|---|
| York County | 6 | 2.9 GW |
| Clearfield County | 11 | 1.5 GW |
| Indiana County | 3 | 1.2 GW |
| Dauphin County | 3 | 896 MW |
| McKean County | 4 | 870 MW |
| Centre County | 5 | 591 MW |
| Fayette County | 4 | 310 MW |
| Crawford County | 6 | 248 MW |
Go deeper on Northumberland 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 Northumberland County on the map County reports All of Pennsylvania