Overview
Russellville South Substation is an operational electrical substation in Russellville, Arkansas, owned by Entergy Arkansas. It operates at 161 kV and 13.86 kV, serving the local grid.
Russellville South Substation is an operational electrical substation located in Russellville, Arkansas, United States. Owned and operated by Entergy Arkansas, the facility plays a key role in the regional power distribution network, stepping down transmission-level voltage for local consumption. The substation operates at two voltage levels: 161,000 volts (161 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. As part of the Entergy Arkansas system, the facility adheres to North American Electric Reliability Corporation (NERC) reliability standards and is subject to Federal Energy Regulatory Commission (FERC) regulation for interstate transmission. Located in a growing urban area of Arkansas, the substation supports residential, commercial, and industrial electricity demand. Its operational status ensures grid stability and power delivery to the Russellville community. The facility's integration into the broader Entergy grid highlights its importance in maintaining reliable electrical infrastructure in the region.
Environmental context
The substation is situated in an urban area of Russellville, Arkansas, where land use is predominantly residential and commercial. Electrical infrastructure in such settings typically requires careful management of electromagnetic fields and noise, though standard design mitigates these impacts. The facility's location near populated areas underscores the need for reliable power supply to support local economic activity and community services.
Frequently asked questions
Russellville South Substation is located in Russellville, Arkansas, United States, at coordinates 35.247905, -93.143049.
The substation operates at 161 kV (transmission) and 13.86 kV (distribution), typical for stepping down high-voltage power for local use.
The substation is owned and operated by Entergy Arkansas, a major utility serving the state.
Substations in the US must comply with NERC reliability standards for grid stability and FERC regulations for interstate transmission. Facilities like Russellville South also follow ISO/IEC 61850 for substation automation.
As a substation connecting transmission and distribution networks, it ensures reliable power delivery to residential, commercial, and industrial customers in the Russellville area, supporting community growth and economic activity.