Overview
Roanoke Substation is an operational electrical substation in Virginia, United States, owned and operated by Appalachian Power Company. It operates at 138 kV, serving the regional grid.
Roanoke Substation is an operational electrical substation located in Virginia, United States. Owned and operated by Appalachian Power Company, the facility is a key node in the regional transmission network, stepping down high-voltage electricity for distribution to local communities and industries. The substation operates at a voltage level of 138 kV, which is typical for sub-transmission and distribution substations in the United States. As part of the Appalachian Power system, it is subject to reliability standards set by the North American Electric Reliability Corporation (NERC) and regulated by the Federal Energy Regulatory Commission (FERC) for interstate transmission. The facility likely employs modern switchgear and protection systems to ensure grid stability and safety. Roanoke Substation plays a critical role in maintaining reliable electricity supply for the Roanoke Valley area. Its strategic location supports the integration of local generation and load, contributing to the resilience of the regional power grid. The facility's operational status underscores its ongoing importance to the community's energy infrastructure.
Environmental context
The substation is situated in a temperate climate zone with moderate seasonal variations, which influences equipment maintenance and cooling requirements. Its location in a mixed urban-rural area means it supports both residential and industrial loads, with potential environmental considerations related to electromagnetic fields and land use. The facility's design and operation adhere to environmental regulations to minimize impact on local ecosystems.
Frequently asked questions
Roanoke Substation is located in Virginia, United States, near coordinates 37.250472, -79.921154.
Roanoke Substation operates at 138 kV, a common voltage for sub-transmission and distribution substations.
Roanoke Substation is owned and operated by Appalachian Power Company, a utility serving parts of Virginia and West Virginia.
As part of the US power grid, Roanoke Substation must comply with NERC reliability standards and FERC regulations for transmission-level assets.
A 138 kV substation typically steps down high-voltage transmission power for distribution to local networks, serving industrial, commercial, and residential customers.