Overview
Virginia Hills Substation is an operational 230 kV electrical substation located in Virginia, United States. It plays a key role in regional grid stability and power distribution.
Virginia Hills Substation is an operational electrical substation located in Virginia, United States. Operating at 230 kV, it is classified as a high-voltage substation, critical for transmitting electricity from generation sources to distribution networks. The facility is part of the broader North American power grid, which is regulated by the North American Electric Reliability Corporation (NERC) and the Federal Energy Regulatory Commission (FERC). The substation's 230 kV voltage level indicates it serves as a transmission-level asset, typically connecting bulk power systems and supporting regional load centers. In the United States, such substations are subject to NERC reliability standards, including those for cybersecurity (CIP) and physical security. The facility's location in Virginia places it within the PJM Interconnection, one of the largest regional transmission organizations in the country, which coordinates wholesale electricity markets and grid reliability. As a key node in the electrical infrastructure, Virginia Hills Substation contributes to the resilience of the local power supply. Its operational status ensures continued support for residential, commercial, and industrial consumers in the region. The substation's role in voltage regulation and power flow management is essential for maintaining grid stability, especially during peak demand periods or contingency events.
Environmental context
The substation is located in a suburban area of Virginia, where electrical infrastructure must balance reliability with environmental considerations. High-voltage substations like this one are typically designed with oil containment systems to prevent transformer oil spills, and they operate under regulations that limit electromagnetic field exposure. The surrounding landscape includes mixed residential and commercial zones, requiring careful siting to minimize visual and noise impacts. Vegetation management around transmission lines is conducted to prevent outages while preserving local ecosystems.
Frequently asked questions
Virginia Hills Substation is located in Virginia, United States, at coordinates 38.784845, -77.108467.
Virginia Hills Substation operates at 230 kV, which is a high-voltage transmission level used for bulk power transfer across long distances.
Electrical substations in the United States are regulated by the North American Electric Reliability Corporation (NERC) for reliability standards and by the Federal Energy Regulatory Commission (FERC) for wholesale electricity markets and transmission.
A 230 kV substation serves as a transmission-level asset that steps down voltage from higher levels (e.g., 500 kV) for distribution to lower voltage networks, or interconnects multiple transmission lines to enhance grid reliability and power flow management.
Substations must comply with NERC Critical Infrastructure Protection (CIP) standards for cybersecurity, as well as physical security measures. Additionally, they follow IEEE and ANSI standards for equipment design and operation to ensure personnel and public safety.