Overview
Selmer Substation is an operational electrical substation in Tennessee, United States, owned and operated by the Tennessee Valley Authority (TVA) with a voltage level of 161 kV.
Selmer Substation is an operational electrical substation located in Tennessee, United States. It is owned and operated by the Tennessee Valley Authority (TVA), a major federal utility that manages the electric power system in the Tennessee Valley region. The substation operates at a voltage of 161 kV, placing it in the medium-to-high voltage range typical for sub-transmission and distribution networks. As part of TVA's extensive grid infrastructure, Selmer Substation is subject to North American Electric Reliability Corporation (NERC) reliability standards and Federal Energy Regulatory Commission (FERC) regulations. These frameworks ensure the stability and security of the bulk power system. The 161 kV voltage level is commonly used for regional power distribution, connecting transmission lines to local distribution networks. The substation plays a key role in delivering reliable electricity to the surrounding community in McNairy County. TVA's integrated system provides power to local utilities, supporting residential, commercial, and industrial customers. The facility's operational status contributes to grid resilience and energy access in the region.
Environmental context
The substation is located in a rural area of Tennessee, where the local environment includes mixed agricultural and forested landscapes. Electrical infrastructure like Selmer Substation is designed to minimize environmental impact through proper siting and maintenance practices. The 161 kV voltage level indicates moderate electromagnetic fields, which are managed within regulatory limits. TVA's operations are subject to environmental regulations that address land use, wildlife protection, and electromagnetic field exposure.
Frequently asked questions
Selmer Substation is located in Tennessee, United States, near the town of Selmer in McNairy County. Its approximate coordinates are 35.139239 N, -88.578651 W.
Selmer Substation operates at a voltage of 161 kV (kilovolts), which is a common voltage level for sub-transmission and distribution networks in the United States.
Selmer Substation is owned and operated by the Tennessee Valley Authority (TVA), a federally owned corporation that provides electricity to the Tennessee Valley region.
As part of the US bulk power system, Selmer Substation must comply with NERC reliability standards and FERC regulations. These ensure grid stability, cybersecurity, and operational safety.
A 161 kV substation typically steps down transmission voltage for local distribution or interconnects transmission lines. It plays a critical role in delivering reliable electricity to communities and industries.