The Capital Grid Project involves is a major transmission investment through Washington DC. It involves upgrading the Takoma, Harvard and Champlain substations, building a new Mount Vernon Triangle substation and installing 10 miles of underground transmission cable. According to THUB calculations, the project has an estimated cost of $20m.
|Project Sponsor||Line Miles||Voltage (kV)||From State||To State||Year in Service|
|Potomac Electric Power Co||10||230||MD||MD||2022|
|Estimated Costs ($M)||Voltage Type||Project Status||Project Group||Origin Point||Destination Point|
|20||Planned||Takoma||Mount Vernon Triangle Substation|
|Interstate||Build Start||NERC||ISO/RTO||Country||Project Partners|