Overview
Duplessis Substation is an operational electrical substation in Louisiana, United States, owned by Entergy Louisiana. It operates at 138 kV and 13.8 kV, supporting regional grid stability.
Duplessis Substation is an operational electrical substation located in Louisiana, United States. Owned by Entergy Louisiana, the facility plays a key role in the regional power distribution network, stepping down transmission-level voltage for local distribution. The substation operates at dual voltage levels of 138 kV and 13.8 kV, typical for a medium-to-large substation serving both transmission and distribution functions. As part of the Entergy Louisiana system, it adheres to North American Electric Reliability Corporation (NERC) reliability standards and is subject to Federal Energy Regulatory Commission (FERC) oversight for transmission-level assets. The facility's equipment likely includes modern switchgear and automation systems compliant with ISO/IEC 61850 standards for substation automation. Located in a rural area of Louisiana, the substation supports the electrical infrastructure for surrounding communities and industrial customers. Its operational status ensures continued grid reliability in a region prone to severe weather events, highlighting its importance for emergency response and power restoration. The facility contributes to the resilience of the local energy network.
Environmental context
The substation is situated in a rural area of Louisiana, where the local environment includes wetlands and agricultural lands. Electrical infrastructure in such regions must consider flood risks and storm resilience, particularly given the area's vulnerability to hurricanes. The facility's design and maintenance likely incorporate measures to minimize environmental impact, such as proper oil containment for transformers and vegetation management to prevent outages.
Frequently asked questions
Duplessis Substation is located in Louisiana, United States, at coordinates 30.273071, -90.937966.
Duplessis Substation operates at 138 kV and 13.8 kV, serving both transmission and distribution functions.
Duplessis Substation is owned by Entergy Louisiana, a major utility company in the region.
As part of the US electrical grid, Duplessis Substation must comply with NERC reliability standards and FERC regulations for transmission-level assets.
Substations like Duplessis step down high-voltage electricity from transmission lines to lower voltages for distribution to homes and businesses, ensuring grid stability and reliability.