Overview
Mackeys Substation is an operational electrical substation in North Carolina, United States, owned and operated by Dominion Energy. It operates at 230 kV, serving as a key node in the regional transmission grid.
Mackeys Substation is an operational electrical substation located in North Carolina, United States. Owned and operated by Dominion Energy, the facility operates at a voltage of 230 kV, classifying it as a high-voltage transmission substation critical for bulk power transfer and grid stability in the region. The substation's 230 kV voltage level indicates its role in the high-voltage transmission network, which is regulated by the Federal Energy Regulatory Commission (FERC) and subject to North American Electric Reliability Corporation (NERC) reliability standards. Such facilities typically employ advanced protection and control systems, often aligned with IEC 61850 standards for substation automation, ensuring efficient and reliable power distribution. As part of Dominion Energy's extensive grid infrastructure, Mackeys Substation supports the electrical needs of surrounding communities and industries. Its operational status contributes to the resilience of the local power supply, facilitating the integration of generation sources and maintaining voltage stability across the transmission network.
Environmental context
The substation is situated in a rural area of North Carolina, where the surrounding landscape includes agricultural fields and wetlands. The 230 kV transmission lines associated with the substation traverse these environments, requiring careful routing to minimize ecological impact. Electromagnetic fields (EMF) from high-voltage lines are managed through standard setback distances, and vegetation management under power lines is conducted to prevent outages while preserving local biodiversity.
Frequently asked questions
Mackeys Substation is located in North Carolina, United States, near the coordinates 35.927022, -76.619077. It is owned and operated by Dominion Energy.
Mackeys Substation operates at 230 kV, which is a high-voltage transmission level used for efficient long-distance power transfer in the US grid.
Mackeys Substation is owned and operated by Dominion Energy, a major utility company serving parts of Virginia, North Carolina, and other states.
As a US transmission asset, Mackeys Substation must comply with NERC reliability standards and FERC regulations. It likely uses IEC 61850 for substation automation and protection systems.
A 230 kV substation like Mackeys serves as a node in the high-voltage transmission network, stepping down voltage for distribution or interconnecting generation sources. It is critical for grid stability and bulk power transfer.