Overview
South Hill Substation is an operational electrical substation in Virginia, United States, operated by Virginia Electric and Power Company. It handles voltages of 115 kV and 13.2 kV, serving the local grid.
South Hill Substation is an operational electrical substation located in Virginia, United States. Owned and operated by Virginia Electric and Power Company, a subsidiary of Dominion Energy, this facility plays a key role in the regional power distribution network. The substation is situated near South Hill, Virginia, and is part of the broader electrical infrastructure serving the state. The substation operates at two voltage levels: 115 kV for transmission and 13.2 kV for distribution. This dual-voltage configuration is typical for substations that step down power from high-voltage transmission lines to lower voltages for local distribution. As part of the PJM Interconnection grid, the facility adheres to North American Electric Reliability Corporation (NERC) reliability standards and is subject to Federal Energy Regulatory Commission (FERC) oversight for transmission-level assets. The substation's operational status ensures reliable electricity supply to residential, commercial, and industrial customers in the South Hill area. Its role in the grid contributes to the stability and resilience of the regional power system, supporting economic activities and community needs in southern Virginia.
Environmental context
The substation is located in a rural area of Virginia, with the surrounding landscape consisting of mixed forest and agricultural land. Electrical infrastructure in such settings typically has a low direct environmental footprint, though it supports the integration of renewable energy sources like solar and wind. The substation's voltage levels indicate it is a key node for local distribution, minimizing transmission losses and enhancing grid efficiency in the region.
Frequently asked questions
South Hill Substation is located in Virginia, United States, near the town of South Hill. Its coordinates are approximately 36.7262 N, -78.1169 W.
South Hill Substation operates at two voltage levels: 115 kV for transmission and 13.2 kV for distribution, allowing it to step down power from high-voltage lines to local distribution networks.
South Hill Substation is owned and operated by Virginia Electric and Power Company, a subsidiary of Dominion Energy, which serves customers in Virginia and North Carolina.
As part of the U.S. electrical grid, South Hill Substation must comply with NERC reliability standards for grid stability and FERC regulations for transmission-level assets. It is also part of the PJM Interconnection regional transmission organization.
Substations like South Hill are critical for voltage transformation and switching, enabling the safe and efficient transmission of electricity from power plants to end users. They help maintain grid reliability and support the integration of distributed energy resources.