Calvert County, MD interconnection queue
0 interconnection applications are pending in Calvert County, MD, requesting 0 MW of new generating capacity, as of 15 August 2026. 5 projects have been built here and 7 have been withdrawn since 2001.
Source: interconnection queues published by the transmission providers serving this county. 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 Calvert County, by fuel
Outcomes of every application filed here
| Outcome | Projects | Capacity | Share |
|---|---|---|---|
| Built | 5 | 7.2 GW | 41.7% |
| Still pending | 0 | 0 MW | 0.0% |
| Withdrawn | 7 | 6.8 GW | 58.3% |
| 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 |
|---|---|---|---|---|---|
| Calvert Cliffs 500kV | Nuclear | 1.8 GW | completed | 2018-04 | PJM |
| Calvert Cliffs 500kV | Nuclear | 1.8 GW | completed | 2017-01 | PJM |
| Calvert Cliffs 500kV | Nuclear | 1.8 GW | completed | 2016-06 | PJM |
| Calvert Cliffs 500kV | Nuclear | 1.7 GW | withdrawn | 2003-07 | PJM |
| Calvert Cliffs | Nuclear | 1.7 GW | completed | 2004-02 | PJM |
| Calvert Cliffs | Nuclear | 1.6 GW | withdrawn | 2006-06 | PJM |
| Calvert Cliffs | Nuclear | 1.6 GW | withdrawn | 2006-07 | PJM |
| Calvert Cliffs 500kV | Nuclear | 1.6 GW | withdrawn | 2009-07 | PJM |
| Sollers 230kV | Battery | 180 MW | withdrawn | 2022-03 | PJM |
| Whiteoak (sub153) 13kV | Gas | 6 MW | withdrawn | 2002-04 | PJM |
| H05_MTX9 | Unknown | — | withdrawn | 2001-09 | PJM |
| Randle Cliff 13.8 kV | Other | — | completed | 2020-11 | PJM |
How this county ranks
Calvert County ranks #1372 of 1,607 US counties by capacity currently queued, and #15 of 22 in Maryland.
Other Maryland counties in the queue
| County | Pending | Capacity queued |
|---|---|---|
| Prince George's County | 2 | 1.5 GW |
| Garrett County | 3 | 675 MW |
| Harford County | 1 | 500 MW |
| Montgomery County | 1 | 500 MW |
| Caroline County | 1 | 145 MW |
| Baltimore city | 1 | 135 MW |
| Charles County | 1 | 110 MW |
| Allegany County | 1 | 80 MW |
Go deeper on Calvert 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 Calvert County on the map County reports All of Maryland