Overview
Plaquemine Substation is an operational electrical substation in Louisiana, USA, owned by Entergy Louisiana. It operates at 115 kV and 13.8 kV, serving the regional grid.
Plaquemine Substation is an operational electrical substation located in Louisiana, United States, owned and operated by Entergy Louisiana. The facility operates at voltage levels of 115 kV and 13.8 kV, indicating its role in both transmission and distribution within the regional power grid. As part of the US electrical infrastructure, this substation is subject to NERC reliability standards and FERC regulations for transmission-level assets. The 115 kV voltage level classifies it as a sub-transmission or transmission asset, critical for grid stability in the region. Entergy Louisiana, a major utility in the Gulf Coast area, manages this facility to ensure reliable power delivery. The substation's location in Louisiana places it within a region prone to hurricanes and extreme weather, requiring robust design and operational protocols. Its role in stepping down voltage for local distribution supports industrial, commercial, and residential customers in the Plaquemine area, contributing to the economic activity of the region.
Environmental context
The substation operates in a humid subtropical climate with frequent thunderstorms and hurricane risks. Its voltage levels and location near the Mississippi River industrial corridor mean it serves critical infrastructure, including petrochemical plants. The facility's design likely includes flood mitigation and storm hardening measures to maintain grid reliability.
Frequently asked questions
Plaquemine Substation is located in Louisiana, United States, near the city of Plaquemine. Its coordinates are approximately 30.261550 N, -91.254437 W.
Plaquemine Substation operates at 115 kV and 13.8 kV, indicating it handles both transmission-level and distribution-level power.
The substation is owned and operated by Entergy Louisiana, a major utility company serving the Gulf Coast region.
As part of the US electrical grid, the substation must comply with NERC reliability standards and FERC regulations for transmission assets, ensuring grid stability and security.
Substations like Plaquemine step down high-voltage electricity from transmission lines to lower voltages for distribution to homes and businesses, and also provide switching and protection functions.