Overview
Gravel Ridge South Substation is an operational electrical substation in Arkansas, United States, owned by Entergy Arkansas. It operates at 161 kV and 115 kV voltage levels.
Gravel Ridge South Substation is an electrical substation located in Arkansas, United States, and is owned by Entergy Arkansas. The facility is operational and serves as a key node in the regional power grid, handling voltage levels of 161 kV and 115 kV. The substation operates under the regulatory framework of the United States, which includes NERC reliability standards and FERC regulation for transmission-level assets. As a substation with multiple voltage levels, it likely plays a role in stepping down transmission voltages for distribution or interconnecting different parts of the grid. The facility's location in Arkansas places it within the Southwest Power Pool (SPP) regional transmission organization. Gravel Ridge South Substation contributes to the electrical infrastructure of central Arkansas, supporting grid stability and power delivery to residential, commercial, and industrial customers. Its operational status and voltage capacity indicate it is a medium-to-large scale substation critical for maintaining reliable electricity supply in the region.
Environmental context
The substation is located in a region with a humid subtropical climate, which can affect electrical infrastructure through heat and storm events. The facility's urban or suburban setting near Gravel Ridge, Arkansas, means it supports local communities and may be subject to land use considerations. Proper maintenance and vegetation management are important for preventing outages and ensuring safety.
Frequently asked questions
Gravel Ridge South Substation is located in Arkansas, United States, near the community of Gravel Ridge. Its approximate coordinates are 34.858774 N, -92.195778 W.
Gravel Ridge South Substation operates at two voltage levels: 161 kV and 115 kV, which are typical for transmission and sub-transmission applications.
The substation is owned by Entergy Arkansas, a major utility company serving parts of Arkansas. The operator is also Entergy Arkansas.
In the United States, substations are subject to NERC reliability standards for grid stability and FERC regulation for transmission assets. Compliance with these standards ensures safe and reliable operation.
Substations are critical nodes in the power grid that transform voltage levels, switch circuits, and help control power flow. They enable the transmission of electricity from generation sources to distribution networks serving end users.