Overview
North Knox Substation is an operational electrical substation in Knoxville, Tennessee, owned and operated by the Tennessee Valley Authority (TVA) at a voltage of 161 kV.
North Knox Substation is an operational electrical substation located in Knoxville, Tennessee, United States. Owned and operated by the Tennessee Valley Authority (TVA), the facility operates at a voltage of 161 kV, placing it within the high-voltage transmission network that serves the region. The substation is part of TVA's extensive transmission system, which spans the Tennessee Valley and is regulated by the Federal Energy Regulatory Commission (FERC) and subject to North American Electric Reliability Corporation (NERC) reliability standards. As a 161 kV facility, it plays a role in stepping down power from higher-voltage lines for distribution to local utilities and industrial customers. Environmentally, the substation supports grid stability in the Knoxville metropolitan area, a region with a mix of urban, suburban, and industrial loads. Its operation is critical for maintaining reliable electricity supply, particularly during peak demand periods, and it integrates with TVA's diverse generation portfolio, which includes hydroelectric, nuclear, and natural gas plants.
Environmental context
The substation is situated in an urban area of Knoxville, Tennessee, where it supports the local grid's reliability and stability. The surrounding region experiences hot summers and mild winters, leading to seasonal peak demand for air conditioning and heating. The facility's 161 kV voltage level is typical for subtransmission, balancing capacity and safety in a populated environment.
Frequently asked questions
North Knox Substation is located in Knoxville, Tennessee, United States, at coordinates 36.026071, -83.986944.
North Knox Substation operates at a voltage of 161 kV, which is a common subtransmission voltage level in the United States.
North Knox Substation is owned and operated by the Tennessee Valley Authority (TVA), a federally owned electric utility corporation.
TVA substations must comply with NERC reliability standards and FERC regulations, ensuring grid stability and security across the US transmission system.
A 161 kV substation typically steps down high-voltage transmission power for distribution to local networks, serving industrial, commercial, and residential customers.