Overview
Highway 411 Substation is an operational electrical substation in Maryville, United States, owned and operated by the City of Maryville. It operates at 161 kV, serving the local grid.
Highway 411 Substation is an operational electrical substation located in Maryville, United States. Owned and operated by the City of Maryville, this facility plays a key role in the local electrical infrastructure. The substation operates at a voltage of 161 kV, which is typical for sub-transmission and distribution-level assets in the region. 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. As a municipal utility asset, it is subject to local governance and state-level public utility commission oversight. The 161 kV voltage level indicates it serves as a critical link between high-voltage transmission and lower-voltage distribution networks. As part of the Maryville municipal grid, this substation supports the city's residential, commercial, and industrial electricity needs. Its operational status ensures continued reliability for the local community. The facility's location in eastern Tennessee places it within a region that has experienced steady population growth, increasing the importance of maintaining robust electrical infrastructure.
Environmental context
The substation is located in Maryville, a city in eastern Tennessee with a temperate climate. The area is subject to occasional severe weather events such as thunderstorms and ice storms, which can impact overhead transmission lines and substation equipment. The facility's design likely incorporates standard protections against weather-related disruptions, including surge arresters and weatherproofing. Its urban location means it is situated near residential and commercial areas, requiring adherence to local noise and safety regulations.
Frequently asked questions
Highway 411 Substation is located in Maryville, Tennessee, United States, at coordinates 35.713232, -84.019962.
Highway 411 Substation operates at a voltage of 161 kV, which is typical for sub-transmission and distribution substations in the United States.
The substation is owned and operated by the City of Maryville, a municipal utility serving the local community.
As part of the US bulk power system, the substation must comply with NERC reliability standards and FERC regulations. Municipal utilities also follow state-level public utility commission rules.
A 161 kV substation typically steps down high-voltage transmission power for distribution to local networks, serving as a critical node for grid stability and reliability.