Overview
Townsend Substation is an operational electrical substation in Delaware, United States, owned by Delmarva Power. It operates at 138 kV and 12.47 kV, serving the local grid.
Townsend Substation is an operational electrical substation located in Delaware, United States. Owned by Delmarva Power, a subsidiary of Exelon, the facility plays a key role in the regional transmission and distribution network. The substation is part of the PJM Interconnection, which coordinates the movement of wholesale electricity in all or parts of 13 states and the District of Columbia. The substation operates at two voltage levels: 138,000 volts (138 kV) for transmission and 12,470 volts (12.47 kV) for distribution. This dual-voltage configuration allows it to step down power from high-voltage transmission lines to lower voltages suitable for local distribution. As a substation, it includes switchgear, transformers, and protection equipment that ensure reliable power flow and grid stability. The facility is subject to NERC reliability standards and FERC regulation, which govern the operation and maintenance of bulk power system assets in the United States. Townsend Substation supports the electrical infrastructure of the surrounding community, including residential, commercial, and industrial customers in the Townsend area. Its location in a rural part of Delaware contributes to grid resilience by providing a local connection point for power distribution. The substation's age and specific equipment details are not publicly available, but its operational status indicates ongoing maintenance and compliance with industry standards.
Environmental context
The substation is situated in a rural area of Delaware, characterized by agricultural land and scattered residential development. The local environment is relatively flat with moderate vegetation. Substations of this type typically have minimal direct environmental impact, though they require clearing of vegetation for safety and access. The presence of high-voltage equipment necessitates adherence to electromagnetic field guidelines and oil containment measures for transformers to prevent soil and water contamination.
Frequently asked questions
Townsend Substation is located in Delaware, United States, near the town of Townsend. Its coordinates are approximately 39.395001 N, -75.753458 W.
Townsend Substation operates at two voltage levels: 138,000 volts (138 kV) for transmission and 12,470 volts (12.47 kV) for distribution.
Townsend Substation is owned by Delmarva Power, a regulated electric and gas utility serving the Delmarva Peninsula.
As part of the US bulk power system, Townsend Substation must comply with NERC reliability standards and is subject to FERC regulation. It also operates within the PJM Interconnection market.
Substations like Townsend step down high-voltage transmission power to lower voltages for local distribution, ensuring reliable electricity supply to homes and businesses. They also provide switching and protection capabilities to isolate faults and maintain grid stability.