Overview
Pine Bluff South Substation is an operational 115 kV substation in Pine Bluff, Arkansas, owned and operated by Entergy Arkansas. It plays a key role in the regional electrical grid.
Pine Bluff South Substation is an electrical substation located in Pine Bluff, Arkansas, United States. It operates at 115 kV, a common voltage level for subtransmission and distribution, serving the local grid. The facility is owned and operated by Entergy Arkansas, a major utility in the region. The substation operates under the regulatory framework of the North American Electric Reliability Corporation (NERC) and the Federal Energy Regulatory Commission (FERC), which set reliability standards for the bulk power system. As a 115 kV facility, it is part of the subtransmission network that connects higher-voltage transmission lines to distribution systems. Substations of this scale typically include switchgear, transformers, and protection equipment to ensure grid stability. The facility supports the electrical infrastructure of Pine Bluff and surrounding areas, contributing to reliable power delivery for residential, commercial, and industrial customers. Its operational status ensures continued service to the community, and its location in the southeastern United States places it within the SERC reliability region, which coordinates grid reliability across multiple states.
Environmental context
The substation is located in Pine Bluff, Arkansas, a city in the Mississippi River Delta region. The area has a humid subtropical climate, with hot summers and mild winters, which can affect electrical equipment performance and cooling needs. The facility's urban setting means it is integrated into the local power distribution network, with potential environmental considerations related to electromagnetic fields and stormwater runoff from the site. The surrounding landscape includes both developed areas and agricultural land, typical of the region.
Frequently asked questions
Pine Bluff South Substation is located in Pine Bluff, Arkansas, United States, at coordinates 34.159491, -92.003437.
The substation operates at 115 kV, which is a common voltage for subtransmission and distribution networks.
The substation is owned and operated by Entergy Arkansas, a major electric utility serving parts of Arkansas.
As part of the US bulk power system, the substation must comply with NERC reliability standards and FERC regulations, ensuring grid stability and security.
A 115 kV substation typically steps down voltage from higher transmission lines (e.g., 230 kV or 500 kV) to distribution levels, serving local communities and industries.