Washington County, Maryland — Interconnection Projects
The interXdata warehouse tracks 47 interconnection projects in Washington, Maryland, representing 444 MW of requested capacity.
47Total projects
0Active
19Operational
28Withdrawn
444 MWRequested capacity
Technology mix
| Technology | Projects | Requested capacity |
|---|---|---|
| Solar | 44 | 392 MW |
| Battery | 2 | 50 MW |
| Gas | 1 | 2 MW |
Projects
| Project | Queue ID | Technology | Capacity | Status | Location |
|---|---|---|---|---|---|
| Ringgold 138 kV | AG1-470 | Battery | 50.0 MW | withdrawn | Washington, Maryland |
| Marlow-Bedington 138 kV | AG1-458 | Solar | 40.0 MW | withdrawn | Washington, Maryland |
| Maryland Solar | 58408_MSH1 | Solar | 27.0 MW | operational | Washington, Maryland |
| Nipetown-Reid 138 kV | AF2-357 | Solar | 24.0 MW | withdrawn | Washington, Maryland |
| Hagerstown-Conservit 34.5 kV | AG2-279 - moved to TC2 | Solar | 20.0 MW | withdrawn | Washington, Maryland |
| Lappans 34.5kV | W4-102 | Solar | 20.0 MW | operational | Washington, Maryland |
| Lappans 34.5 kV | AG2-078 | Solar | 20.0 MW | withdrawn | Washington, Maryland |
| PJM Queue Project AG2-279 — Solar in Washington, Maryland | AG2-279 | Solar | 20.0 MW | withdrawn | Washington, Maryland |
| Showalter 34.5kV | AB1-123 | Solar | 18.4 MW | withdrawn | Washington, Maryland |
| Downsville 34.5kV | AA2-159 | Solar | 16.0 MW | withdrawn | Washington, Maryland |
| General Office-Rustoleum 34.5 kV | AG1-095 | Solar | 16.0 MW | withdrawn | Washington, Maryland |
| Marlow-Bedington 138 kV | AG1-459 | Solar | 14.0 MW | withdrawn | Washington, Maryland |
| Kieffer Funk | 69570_KIEFF | Solar | 12.0 MW | operational | Washington, Maryland |
| Halfway 34.5kV | AA1-092 | Solar | 12.0 MW | withdrawn | Washington, Maryland |
| East Hagerstown 12kV | AC2-136 | Solar | 11.8 MW | operational | Washington, Maryland |
| Antietam 34.5kV | AB2-097 | Solar | 10.0 MW | operational | Washington, Maryland |
| Solar Hagerstown | 62912_137 | Solar | 10.0 MW | operational | Washington, Maryland |
| General Office 12.5kV | AA2-085 | Solar | 10.0 MW | withdrawn | Washington, Maryland |
| Antietam 34.5kV | AA1-122 | Solar | 10.0 MW | withdrawn | Washington, Maryland |
| Maple Ave-Mount Lena 34.5kV | AB2-027 | Solar | 8.8 MW | withdrawn | Washington, Maryland |
| Nipetown-Reid 138 kV | AG1-018 | Solar | 8.0 MW | withdrawn | Washington, Maryland |
| Halfway-Milnor 34.5kV | AB2-004 | Solar | 5.4 MW | withdrawn | Washington, Maryland |
| Halfway-N=Milnor 34.5kV | AB2-003 | Solar | 4.4 MW | withdrawn | Washington, Maryland |
| Pinesburg Solar LLC | 63903_PINE1 | Solar | 4.3 MW | operational | Washington, Maryland |
| Halfway-Marlowe 34.5kV | AA1-095 | Solar | 4.2 MW | operational | Washington, Maryland |
| Mt. Lena 12.5kV | AA2-155 | Solar | 4.0 MW | withdrawn | Washington, Maryland |
| Lappans Road 12.5kV | AA2-084 | Solar | 4.0 MW | withdrawn | Washington, Maryland |
| Wilson 12.5kV | AA1-096 | Solar | 3.5 MW | withdrawn | Washington, Maryland |
| Wilson 34.5kV | AA1-080 | Solar | 3.5 MW | withdrawn | Washington, Maryland |
| Wilson 34.5kV | AA1-068 | Solar | 3.5 MW | withdrawn | Washington, Maryland |
| Clear Spring 12.5kV | AA1-093 | Solar | 3.5 MW | withdrawn | Washington, Maryland |
| Hancock-Marlowe 34.5kV | AB1-072 | Solar | 2.5 MW | withdrawn | Washington, Maryland |
| Pittman Solar One LLC | 64646_PITT | Solar | 2.0 MW | operational | Washington, Maryland |
| Halfway 12.5kV | X2-038 | Gas | 2.0 MW | withdrawn | Washington, Maryland |
| Rockdale | 65756_RKDAL | Solar | 2.0 MW | operational | Washington, Maryland |
| Big Spring Solar (CSG) | 66868_BIGSP | Solar | 2.0 MW | operational | Washington, Maryland |
| Spruce - WCMD - Rubble II | 63523_GEN1 | Solar | 2.0 MW | operational | Washington, Maryland |
| Spruce - WCMD - Rubble I | 63524_GEN1 | Solar | 2.0 MW | operational | Washington, Maryland |
| Hostetter Solar One, LLC | 64608_64608 | Solar | 2.0 MW | operational | Washington, Maryland |
| Spruce - WCMD - Resh I | 63526_GEN1 | Solar | 2.0 MW | operational | Washington, Maryland |
| Spruce - WCMD - Creek | 63525_GEN1 | Solar | 2.0 MW | operational | Washington, Maryland |
| Bear One | 67404_SC | Solar | 2.0 MW | operational | Washington, Maryland |
| FedEx Hagerstown | 67801_PV1 | Solar | 1.8 MW | operational | Washington, Maryland |
| CES VMT Solar | 60029_VMMD | Solar | 1.1 MW | operational | Washington, Maryland |
| Ringgold 138 kV II | AI2-311 | Battery | 0.0 MW | withdrawn | Washington, Maryland |
| Showalter 34.5 kV | AD2-040 | Solar | 0.0 MW | withdrawn | Washington, Maryland |
| Lappans 34.5kV II | AI2-351 | Solar | 0.0 MW | withdrawn | Washington, Maryland |
Top developers
| Developer (canonical) | Projects | Capacity |
|---|---|---|
| Franklin Energy, LLC | 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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