Overview
Heber Springs South Substation is an operational electrical substation in Arkansas, United States, operated by Entergy Arkansas. It operates at 161 kV, serving the local grid.
Heber Springs South Substation is an operational electrical substation located in Arkansas, United States. Owned and operated by Entergy Arkansas, this facility plays a role in the regional transmission network, stepping down high-voltage electricity for distribution to local communities. The substation operates at a voltage of 161 kV, which is typical for sub-transmission or distribution-level infrastructure in the United States. As part of Entergy Arkansas's grid, it is subject to reliability standards set by the North American Electric Reliability Corporation (NERC) and regulated by the Federal Energy Regulatory Commission (FERC). The facility's equipment likely includes circuit breakers, transformers, and switchgear compliant with industry standards such as IEEE and IEC. Located in a rural area of Arkansas, the substation supports the electrical infrastructure for Heber Springs and surrounding communities. Its operational status ensures continued grid stability and power delivery to residential, commercial, and industrial customers. The facility contributes to the resilience of the local energy system, particularly during peak demand or extreme weather events common in the region.
Environmental context
The substation is situated in a rural area of Arkansas, characterized by a mix of forested land and agricultural fields. The local environment is subject to seasonal weather patterns, including thunderstorms and occasional ice storms, which can impact grid reliability. The facility's design likely incorporates measures to mitigate environmental risks, such as proper drainage and vegetation management, to maintain safe operation and minimize ecological disruption.
Frequently asked questions
Heber Springs South Substation is located in Arkansas, United States, near the city of Heber Springs. Its approximate coordinates are 35.479235 N, -92.035659 W.
Heber Springs South Substation operates at a voltage of 161 kV, which is a common sub-transmission voltage level in the United States.
Heber Springs South Substation is operated by Entergy Arkansas, a subsidiary of Entergy Corporation that provides electricity to customers in Arkansas.
Substations in the United States are subject to NERC reliability standards for grid stability and FERC regulations for interstate transmission. Equipment often follows IEEE and IEC standards.
A 161 kV substation typically steps down high-voltage transmission power to lower voltages for distribution to local areas, serving as a critical node in the regional power network.