Overview
Stuttgart North Substation is an operational electrical substation in Arkansas, United States, owned and operated by Entergy Arkansas. It handles voltages of 115 kV and 13.86 kV, serving the local grid.
Stuttgart North Substation is an operational electrical substation located in Arkansas, United States. Owned and operated by Entergy Arkansas, this facility plays a key role in the regional power distribution network, stepping down transmission-level voltage for local use. The substation operates at two voltage levels: 115,000 volts (115 kV) for transmission and 13,860 volts (13.86 kV) for distribution. This dual-voltage configuration is typical for substations that connect high-voltage transmission lines to lower-voltage distribution networks serving residential, commercial, and industrial customers. As part of the Entergy Arkansas system, it falls under the regulatory oversight of the Federal Energy Regulatory Commission (FERC) and must comply with North American Electric Reliability Corporation (NERC) reliability standards. Located in a rural area of Arkansas, the substation supports grid stability and electricity supply for the Stuttgart region and surrounding communities. Its operational status ensures continued service to local agricultural, industrial, and residential users, contributing to the reliability of the broader Entergy transmission network.
Environmental context
The substation is situated in a rural area of Arkansas, where the surrounding landscape includes agricultural fields and wetlands. Electrical infrastructure in such settings must consider potential impacts on local wildlife and habitats, particularly during construction and maintenance. The facility's voltage levels indicate it is a critical node for distributing power to the region, and its operation is subject to environmental regulations that minimize electromagnetic field exposure and ensure safe handling of insulating oils and other materials.
Frequently asked questions
Stuttgart North Substation is located in Arkansas, United States, near the city of Stuttgart. Its coordinates are approximately 34.5227 N, -91.5743 W.
Stuttgart North Substation operates at two voltage levels: 115,000 volts (115 kV) for transmission and 13,860 volts (13.86 kV) for distribution.
Stuttgart North Substation is owned and operated by Entergy Arkansas, a subsidiary of Entergy Corporation, which provides electricity to customers in Arkansas.
Substations in the United States must comply with NERC reliability standards for grid stability and FERC regulations for transmission-level assets. Additionally, equipment often follows IEEE and ISO/IEC 61850 standards for automation.
A substation transforms voltage levels between transmission and distribution networks, enabling efficient long-distance power transmission and safe local distribution. It also provides switching, protection, and monitoring functions.