Overview
Nottely Substation is an operational electrical substation in the United States, operated by the Tennessee Valley Authority (TVA) at a voltage of 69 kV. It plays a key role in regional grid stability.
Nottely Substation is an operational electrical substation located in the United States, specifically in the Tennessee Valley region. Operated by the Tennessee Valley Authority (TVA), this facility operates at a voltage of 69 kV, classifying it as a medium-voltage substation that serves as a critical node in the local power distribution network. TVA is a federally owned corporation that provides electricity to millions of residents in the southeastern U.S., and this substation supports its mission of reliable power delivery. The substation operates under the regulatory framework of the North American Electric Reliability Corporation (NERC) and the Federal Energy Regulatory Commission (FERC), which enforce reliability standards for the bulk power system. As a 69 kV facility, it is part of the sub-transmission network that connects higher-voltage transmission lines to distribution systems serving communities and industries. The equipment likely includes circuit breakers, transformers, and switchgear typical of this voltage class, with automation potentially following standards like IEC 61850. Environmentally, the substation is situated in a region characterized by mixed forest and agricultural land, with the nearby Nottely River and Lake Nottely providing water resources. The facility's role in the grid helps support local economic activities, including manufacturing and residential areas, while its operation is subject to environmental regulations regarding electromagnetic fields and stormwater management. TVA's commitment to grid modernization ensures the substation remains a reliable asset for the region.
Environmental context
The Nottely Substation is located in a rural to suburban area of the Tennessee Valley, near the Nottely River and Lake Nottely. The surrounding landscape includes mixed forests and agricultural land, which can influence vegetation management practices around the substation to prevent outages. The facility's 69 kV voltage level indicates it serves local distribution needs, with potential environmental considerations including electromagnetic field exposure and stormwater runoff from the substation yard. TVA's environmental stewardship programs likely address these factors.
Frequently asked questions
Nottely Substation is located in the United States, near the Nottely River in the Tennessee Valley region, with coordinates approximately 34.96 N, 84.08 W.
Nottely Substation operates at a voltage of 69 kV, which is a medium-voltage level used for sub-transmission and distribution in the electrical grid.
Nottely Substation is operated by the Tennessee Valley Authority (TVA), a federally owned corporation that provides electricity to parts of seven southeastern U.S. states.
As part of the U.S. bulk power system, Nottely Substation must comply with NERC reliability standards and FERC regulations, ensuring grid stability and security.
A 69 kV substation like Nottely serves as an intermediate step between high-voltage transmission lines and lower-voltage distribution networks, stepping down power for local use and providing switching and protection functions.