Overview
Green Hills Substation is an operational electrical substation in Nashville, Tennessee, owned and operated by Nashville Electric Service. It operates at 69 kV, serving the local grid.
Green Hills Substation is a 69 kV electrical substation located in Nashville, Tennessee, United States. Owned and operated by Nashville Electric Service, it plays a key role in distributing electricity within the region. As a medium-voltage substation, it supports the local power grid by stepping down transmission voltages for distribution to residential and commercial customers. The substation operates under the regulatory framework of the North American Electric Reliability Corporation (NERC) and the Federal Energy Regulatory Commission (FERC), which set reliability standards for the bulk power system. Nashville Electric Service, a public utility, manages the facility to ensure compliance with these standards. The 69 kV voltage level is typical for subtransmission systems that feed distribution networks in urban and suburban areas. Green Hills Substation is situated in a residential and commercial area of Nashville, contributing to the reliability of electricity supply for the community. Its operational status ensures continued support for local energy needs, including homes, businesses, and critical infrastructure. The substation's role in the grid underscores the importance of maintaining aging switchgear and adapting to load growth in the region.
Environmental context
The substation is located in an urban environment in Nashville, where land use is predominantly residential and commercial. Electrical infrastructure in such settings must balance reliability with minimal visual and environmental impact. The 69 kV voltage level indicates a subtransmission role, which typically involves lower electromagnetic field exposure compared to higher voltage lines. The facility's operation is subject to local environmental regulations regarding noise, oil containment, and vegetation management to mitigate ecological effects.
Frequently asked questions
Green Hills Substation is located in Nashville, Tennessee, United States, at coordinates 36.104483, -86.818340.
Green Hills Substation operates at 69 kV, which is a medium voltage level commonly used for subtransmission and distribution in urban areas.
Green Hills Substation is owned and operated by Nashville Electric Service, a public utility serving the Nashville area.
As part of the US bulk power system, Green Hills Substation must comply with NERC reliability standards and FERC regulations, ensuring grid stability and security.
A 69 kV substation typically steps down transmission voltages for distribution to residential and commercial customers, serving as a critical link between high-voltage transmission lines and local distribution networks.