Overview
LR Walton Heights Substation is an operational 115 kV substation in Arkansas, United States, owned and operated by Entergy Arkansas. It plays a key role in regional grid stability.
LR Walton Heights Substation is an operational electrical substation located in Arkansas, United States. Owned and operated by Entergy Arkansas, the facility operates at a voltage of 115 kV, classifying it as a medium-voltage substation that supports local distribution and transmission needs. The substation operates under the regulatory framework of the North American Electric Reliability Corporation (NERC) and the Federal Energy Regulatory Commission (FERC), ensuring compliance with reliability standards for grid stability. As part of Entergy Arkansas's network, it contributes to the state's electrical infrastructure, which serves a mix of urban and rural areas. The facility's location in central Arkansas supports the region's growing energy demand, providing critical grid interconnection and voltage regulation. Its operational status ensures continued service to residential, commercial, and industrial customers, reinforcing the reliability of the local power supply.
Environmental context
The substation is situated in a region with a humid subtropical climate, which can influence equipment maintenance and cooling needs. Its urban location near Little Rock means it supports a dense population center, requiring robust grid stability measures. The 115 kV voltage level is typical for sub-transmission, balancing efficiency and safety in a mixed-use environment.
Frequently asked questions
LR Walton Heights Substation is located in Arkansas, United States, near the city of Little Rock.
LR Walton Heights Substation operates at a voltage of 115 kV, which is typical for sub-transmission substations.
The substation is owned and operated by Entergy Arkansas, a major utility in the region.
As part of the US grid, LR Walton Heights Substation must comply with NERC reliability standards and FERC regulations for transmission-level assets.
A 115 kV substation typically steps down transmission voltage for distribution, serving as a critical node for local grid stability and power delivery.