Maryland interconnection queue
19 interconnection applications are pending in Maryland, requesting 3.8 GW of new generating capacity across 22 counties, as of 15 August 2026. That places Maryland #42 of 47 states by capacity queued.
Pending applications
19
of 605 ever filed
Capacity queued
3.8 GW
requested, not committed
Already built
20.7 GW
98 connected
Built vs decided
16.9%
483 withdrawn
Counties in the queue
22
with five or more filings
Large load requested
none recorded
0 requests
Source: the interconnection queues of every transmission provider operating in Maryland. Parsed and normalised by Watt Street. Data as of 15 August 2026.
Which queues serve Maryland
| Queue or utility | Applications | Capacity pending |
|---|---|---|
| PJM | 605 | 3.8 GW |
What is waiting in Maryland, by fuel
| Fuel | Projects | Capacity requested |
|---|---|---|
| Solar | 13 | 1.7 GW |
| Battery | 4 | 1.2 GW |
| Gas | 1 | 854 MW |
| Wind | 1 | 80 MW |
Counties with the most capacity queued
| County | Pending | Capacity queued | Already built |
|---|---|---|---|
| Prince George's County | 2 | 1.5 GW | 1.6 GW |
| Garrett County | 3 | 675 MW | 340 MW |
| Harford County | 1 | 500 MW | 1.6 GW |
| Montgomery County | 1 | 500 MW | 326 MW |
| Caroline County | 1 | 145 MW | 0 MW |
| Baltimore city | 1 | 135 MW | 184 MW |
| Charles County | 1 | 110 MW | 2.4 GW |
| Allegany County | 1 | 80 MW | 214 MW |
| Anne Arundel County | 1 | 55 MW | 182 MW |
| Kent County | 1 | 45 MW | 0 MW |
| Queen Anne's County | 2 | 24 MW | 195 MW |
| Dorchester County | 2 | 13 MW | 104 MW |
| Wicomico County | 1 | 7 MW | 38 MW |
| Somerset County | 1 | 4 MW | 127 MW |
| Calvert County | 0 | 0 MW | 7.2 GW |
| Cecil County | 0 | 0 MW | 5.8 GW |
| Frederick County | 0 | 0 MW | 58 MW |
| Howard County | 0 | 0 MW | 0 MW |
| St. Mary's County | 0 | 0 MW | 0 MW |
| Talbot County | 0 | 0 MW | 156 MW |
| Washington County | 0 | 0 MW | 46 MW |
| Worcester County | 0 | 0 MW | 12 MW |
Maryland on the map
Every application above is plotted, searchable and clickable.