Overview
West Point Substation is an operational electrical substation in Mississippi, United States, owned and operated by the Tennessee Valley Authority. It handles voltages of 500 kV and 161 kV, serving as a key node in the regional transmission grid.
West Point Substation is an operational electrical substation located in Mississippi, United States. Owned and operated by the Tennessee Valley Authority (TVA), it forms a critical part of the regional high-voltage transmission network. The substation handles voltages of 500 kV and 161 kV, indicating its role in both bulk power transmission and sub-transmission distribution. 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 U.S. bulk power system. As a TVA asset, it is subject to TVA's internal reliability and maintenance protocols, which align with NERC's Critical Infrastructure Protection (CIP) standards. The 500 kV voltage level places it in the high-voltage category, typical for long-distance transmission and interconnection with other utilities. Environmentally, the substation's location in Mississippi contributes to grid stability in the southeastern U.S., supporting industrial, commercial, and residential loads. Its dual-voltage capability allows for efficient power transformation and distribution, reducing transmission losses. The facility's operational status ensures continued reliability for the local grid, which is essential for economic activities in the region.
Environmental context
The substation is situated in a rural area of Mississippi, where the surrounding landscape includes agricultural fields and forested patches. The high-voltage equipment, including transformers and switchgear, is designed to minimize electromagnetic field exposure and comply with environmental regulations. The site's stormwater management and oil containment systems help prevent runoff and spills, protecting local waterways. TVA's environmental stewardship programs ensure that the substation's operation aligns with regional conservation goals.
Frequently asked questions
West Point Substation is located in Mississippi, United States, near the city of West Point. Its coordinates are approximately 33.6358° N, -88.6531° W.
West Point Substation is owned and operated by the Tennessee Valley Authority (TVA), a federally owned electric utility corporation in the United States.
West Point Substation handles two voltage levels: 500,000 volts (500 kV) for high-voltage transmission and 161,000 volts (161 kV) for sub-transmission.
As part of the U.S. bulk power system, West Point Substation must comply with NERC reliability standards and FERC regulations. TVA also follows its own internal reliability and security protocols.
West Point Substation serves as a key node in TVA's transmission network, stepping down voltage from 500 kV to 161 kV for distribution to local utilities and large industrial customers.