Washington County, Pennsylvania — Interconnection Projects
The interXdata warehouse tracks 33 interconnection projects in Washington, Pennsylvania, representing 3,378 MW of requested capacity.
33Total projects
4Active
10Operational
19Withdrawn
3,378 MWRequested capacity
Technology mix
| Technology | Projects | Requested capacity |
|---|---|---|
| Gas | 19 | 2,514 MW |
| Solar | 7 | 480 MW |
| Other | 5 | 332 MW |
| Wind | 1 | 50 MW |
| Battery | 1 | 2 MW |
Projects
| Project | Queue ID | Technology | Capacity | Status | Location |
|---|---|---|---|---|---|
| Wylie Ridge 500kV | AB1-069 | Gas | 1,025.0 MW | withdrawn | Washington, Pennsylvania |
| Smith-N. Fayette 138kV | Z2-064 | Gas | 651.0 MW | withdrawn | Washington, Pennsylvania |
| Elrama 69kV | Y3-042 | Gas | 460.0 MW | withdrawn | Washington, Pennsylvania |
| Champion 345kV | N40 | Other | 300.0 MW | withdrawn | Washington, Pennsylvania |
| Cornerstone Solar | AH1-545 | Solar | 200.0 MW | active | Washington, Pennsylvania |
| Wylie Ridge-Tidd 345kV | AH1-545 - moved to TC2 | Solar | 200.0 MW | active | Washington, Pennsylvania |
| Champion | M26 | Gas | 150.0 MW | withdrawn | Washington, Pennsylvania |
| Smith-N. Fayette 138kV | AA2-043 | Gas | 67.0 MW | withdrawn | Washington, Pennsylvania |
| Wylie Ridge 500 kV | AE1-080 | Gas | 50.0 MW | withdrawn | Washington, Pennsylvania |
| Windsor 138kV | N37 | Wind | 50.0 MW | withdrawn | Washington, Pennsylvania |
| Smith-Francis Junction 25 kV | AG1-386 | Solar | 20.0 MW | operational | Washington, Pennsylvania |
| Motion-Ridgeway 46 kV | AG1-385 | Solar | 20.0 MW | withdrawn | Washington, Pennsylvania |
| Hunterstown-Jackson 130kV | X3-034 | Solar | 20.0 MW | withdrawn | Washington, Pennsylvania |
| Champion | T156 | Other | 20.0 MW | withdrawn | Washington, Pennsylvania |
| Nyswaner 25kV | Y3-109 | Gas | 19.9 MW | withdrawn | Washington, Pennsylvania |
| Andrew Shaft-84 Junction 25kV | AA2-134 | Gas | 19.9 MW | withdrawn | Washington, Pennsylvania |
| Bell-Mariana 25kV | Z2-105 | Gas | 19.9 MW | withdrawn | Washington, Pennsylvania |
| Ellsworth-Eppler Junction 25kV | AA2-080 | Gas | 19.9 MW | withdrawn | Washington, Pennsylvania |
| Washington-Bell 25kV | Z2-106 | Gas | 19.9 MW | withdrawn | Washington, Pennsylvania |
| Clinton 23kV | AC2-168 | Solar | 11.7 MW | operational | Washington, Pennsylvania |
| Clinton 23 kV II | AD1-135 | Solar | 8.3 MW | operational | Washington, Pennsylvania |
| Washington Landfill | P34 | Gas | 6.4 MW | operational | Washington, Pennsylvania |
| Monongahela L&D4 Hydroelectric Project | 62404_NA1 | Other | 6.0 MW | active | Washington, Pennsylvania |
| Monongahela L&D4 Hydroelectric Project | 62404_NA2 | Other | 6.0 MW | active | Washington, Pennsylvania |
| Wilson 34.5kV | AB1-078 | Battery | 2.0 MW | withdrawn | Washington, Pennsylvania |
| Waste Management Arden LFGTE | 57014_GEN1 | Gas | 0.8 MW | operational | Washington, Pennsylvania |
| Waste Management Arden LFGTE | 57014_GEN4 | Gas | 0.8 MW | operational | Washington, Pennsylvania |
| Waste Management Arden LFGTE | 57014_GEN6 | Gas | 0.8 MW | operational | Washington, Pennsylvania |
| Waste Management Arden LFGTE | 57014_GEN5 | Gas | 0.8 MW | operational | Washington, Pennsylvania |
| Waste Management Arden LFGTE | 57014_GEN2 | Gas | 0.8 MW | operational | Washington, Pennsylvania |
| Waste Management Arden LFGTE | 57014_GEN3 | Gas | 0.8 MW | operational | Washington, Pennsylvania |
| Charleroi 12kV | AB2-046 | Gas | 0.5 MW | withdrawn | Washington, Pennsylvania |
| Byron 345 kV | AG1-309 | Other | — | withdrawn | Washington, Pennsylvania |
Top developers
| Developer (canonical) | Projects | Capacity |
|---|---|---|
| Cornerstone Solar, LLC | 1 | 200 MW |
Explore related data
Source last checked2026-07-31
Data last materially changed2026-08-27
Page data generated2026-08-27
Provenance: U.S. EIA — Form EIA-860M generator inventory (operating + planned); Lawrence Berkeley National Laboratory — Queued Up interconnection dataset; PJM — new-services interconnection queue. Values are normalized from public source records into the interXdata canonical warehouse; see each source for original filings.
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