Mercer County, Pennsylvania — Interconnection Projects
The interXdata warehouse tracks 64 interconnection projects in Mercer, Pennsylvania, representing 1,690 MW of requested capacity.
64Total projects
3Active
3Operational
58Withdrawn
1,690 MWRequested capacity
Technology mix
| Technology | Projects | Requested capacity |
|---|---|---|
| Solar | 53 | 1,459 MW |
| Battery | 9 | 220 MW |
| Gas | 1 | 7 MW |
| Other | 1 | 4 MW |
Projects
| Project | Queue ID | Technology | Capacity | Status | Location |
|---|---|---|---|---|---|
| Shenango-McDowell 138 kV | AG1-490 | Solar | 125.0 MW | withdrawn | Mercer, Pennsylvania |
| Shenango 138 kV | AE2-193 | Solar | 120.0 MW | withdrawn | Mercer, Pennsylvania |
| Shenango-McDowell 138kV | AD2-120 | Solar | 120.0 MW | withdrawn | Mercer, Pennsylvania |
| Maysville/Masury 138 kV | AF1-056 | Solar | 100.0 MW | withdrawn | Mercer, Pennsylvania |
| McDowell 138 kV | AH2-236 | Battery | 100.0 MW | withdrawn | Mercer, Pennsylvania |
| Masury-Maysville 138 kV | AF2-176 - moved to TC1 | Solar | 60.0 MW | withdrawn | Mercer, Pennsylvania |
| PJM Queue Project AF2-176 — Solar in Mercer, Pennsylvania | AF2-176 | Solar | 60.0 MW | withdrawn | Mercer, Pennsylvania |
| McDowell 138 kV | AE1-141 | Solar | 55.0 MW | withdrawn | Mercer, Pennsylvania |
| MC Solar | 68930_ENX36 | Solar | 50.0 MW | active | Mercer, Pennsylvania |
| Maysville 69 kV | AE2-285 | Solar | 50.0 MW | active | Mercer, Pennsylvania |
| Maysville 69 kV IV | AG1-463 | Battery | 50.0 MW | withdrawn | Mercer, Pennsylvania |
| McDowell 138 kV | AE1-239 | Solar | 38.2 MW | withdrawn | Mercer, Pennsylvania |
| McDowell 138 kV | AE2-277 | Solar | 38.2 MW | withdrawn | Mercer, Pennsylvania |
| PJM Queue Project AG2-365 — Solar in Mercer, Pennsylvania | AG2-365 | Solar | 35.0 MW | withdrawn | Mercer, Pennsylvania |
| Conneaut Tap-Werner 69 kV | AG2-365 - moved to TC2 | Solar | 35.0 MW | withdrawn | Mercer, Pennsylvania |
| Maysville-Masury 138 kV | AF1-305 | Solar | 35.0 MW | withdrawn | Mercer, Pennsylvania |
| Maysville 34.5 kV 3 | AH1-488 | Solar | 20.0 MW | withdrawn | Mercer, Pennsylvania |
| PJM Queue Project AG2-249 — Solar in Mercer, Pennsylvania | AG2-249 | Solar | 20.0 MW | withdrawn | Mercer, Pennsylvania |
| Maysville 138 kV V | AF2-345 | Solar | 20.0 MW | withdrawn | Mercer, Pennsylvania |
| Maysville138 kV | AF2-341 | Solar | 20.0 MW | withdrawn | Mercer, Pennsylvania |
| Maysville 138 kV III | AF2-343 | Solar | 20.0 MW | withdrawn | Mercer, Pennsylvania |
| Maysville138 kV II | AF2-342 | Solar | 20.0 MW | withdrawn | Mercer, Pennsylvania |
| Perry-Stoneboro 69 kV | AG1-192 | Solar | 20.0 MW | withdrawn | Mercer, Pennsylvania |
| Canal 69 kV | AH1-161 | Solar | 20.0 MW | withdrawn | Mercer, Pennsylvania |
| Camp Reynolds 12.5 kV | AH1-487 - moved to TC2 | Solar | 20.0 MW | withdrawn | Mercer, Pennsylvania |
| Maysville 69 kV III | AG1-051 - moved to TC1 | Battery | 20.0 MW | withdrawn | Mercer, Pennsylvania |
| Heidleberg-Lavino 69 kV | AF2-438 | Solar | 20.0 MW | withdrawn | Mercer, Pennsylvania |
| Maysville 138 kV IV | AF2-344 | Solar | 20.0 MW | withdrawn | Mercer, Pennsylvania |
| Stoneboro-Perry 69 kV II | AG2-250 - moved to TC2 | Solar | 20.0 MW | withdrawn | Mercer, Pennsylvania |
| Maysville 69 kV 1 | AH1-486 | Solar | 20.0 MW | withdrawn | Mercer, Pennsylvania |
| PJM Queue Project AG2-250 — Solar in Mercer, Pennsylvania | AG2-250 | Solar | 20.0 MW | withdrawn | Mercer, Pennsylvania |
| Sharon-Mercer 69 kV | AF2-129 | Solar | 20.0 MW | withdrawn | Mercer, Pennsylvania |
| Henderson-Stoneboro 69 kV | AF1-093 | Solar | 20.0 MW | operational | Mercer, Pennsylvania |
| Stoneboro-Perry 69 kV | AG2-249 - moved to TC2 | Solar | 20.0 MW | withdrawn | Mercer, Pennsylvania |
| Maysville 34.5 kV 4 | AH1-489 | Solar | 20.0 MW | withdrawn | Mercer, Pennsylvania |
| Maysville-McDowell 69 kV | AE1-183 | Solar | 20.0 MW | operational | Mercer, Pennsylvania |
| Maysville Solar 2 | AH1-487 | Solar | 20.0 MW | withdrawn | Mercer, Pennsylvania |
| PJM Queue Project AG1-051 — Battery in Mercer, Pennsylvania | AG1-051 | Battery | 20.0 MW | withdrawn | Mercer, Pennsylvania |
| Masury-Maysville 138 kV | AE2-036 | Solar | 19.9 MW | withdrawn | Mercer, Pennsylvania |
| Maysville-Sharon 69 kV | AE1-079 | Solar | 19.9 MW | active | Mercer, Pennsylvania |
| Jamestown Tap-Maysville 69 kV | AG2-041 | Solar | 19.8 MW | withdrawn | Mercer, Pennsylvania |
| Maysville 69 kV II | AF1-250 | Solar | 18.0 MW | withdrawn | Mercer, Pennsylvania |
| Masury-Maysvile 69kV | AB1-114 | Battery | 12.5 MW | withdrawn | Mercer, Pennsylvania |
| Hadley 12.47 kV | AG1-201 | Solar | 10.0 MW | withdrawn | Mercer, Pennsylvania |
| Stoneboro 12.47kV | AH1-499 | Solar | 10.0 MW | withdrawn | Mercer, Pennsylvania |
| Wheatland 12 kV | AE1-029 | Battery | 8.8 MW | withdrawn | Mercer, Pennsylvania |
| Crossland 13 kV | AD2-217 | Battery | 8.8 MW | withdrawn | Mercer, Pennsylvania |
| Wheatland 12.47 kV | AH1-505 | Solar | 7.5 MW | withdrawn | Mercer, Pennsylvania |
| McDowell - Campbell 69 kV | AI1-053 | Solar | 6.6 MW | withdrawn | Mercer, Pennsylvania |
| Campbell Tap-McDowell 69 kV | AH2-167 | Gas | 6.6 MW | withdrawn | Mercer, Pennsylvania |
| Hadley 12.47kV | AH1-497 | Solar | 5.0 MW | withdrawn | Mercer, Pennsylvania |
| McDowell 12.47 kV | AH2-023 | Solar | 5.0 MW | withdrawn | Mercer, Pennsylvania |
| Canal 12.47 kV | AG1-334 | Solar | 5.0 MW | withdrawn | Mercer, Pennsylvania |
| Wabtec U.S Rail, Grove City Engine Plant | 10058_REGN | Other | 4.4 MW | operational | Mercer, Pennsylvania |
| Wheatland 12.47 kV | AG1-335 | Solar | 4.0 MW | withdrawn | Mercer, Pennsylvania |
| Henderson 12.47 kV | AG1-252 | Solar | 3.9 MW | withdrawn | Mercer, Pennsylvania |
| PA-Schwoyer 13.2 kV | AH2-181 | Solar | 3.0 MW | withdrawn | Mercer, Pennsylvania |
| Maysville 69 kV VI | AI2-377 | Solar | 0.0 MW | withdrawn | Mercer, Pennsylvania |
| Maysville 69 kV V | AG2-602 - moved to TC2 | Battery | 0.0 MW | withdrawn | Mercer, Pennsylvania |
| Maysville-Sharon 69 kV II | AH1-186 | Battery | 0.0 MW | withdrawn | Mercer, Pennsylvania |
Top developers
| Developer (canonical) | Projects | Capacity |
|---|---|---|
| Steamboat Solar LLC | 2 | 40 MW |
| Amadeus Solar LLC | 1 | 35 MW |
| PD Solar 11 LLC | 1 | 20 MW |
| Sanderson Solar LLC | 1 | 60 MW |
| MC Solar Engineering | 1 | 20 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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