Overview
L.R. 23RD & Spring Substation is an operational electrical substation in Little Rock, Arkansas, owned and operated by Entergy Arkansas. It handles voltages of 115 kV and 13.86 kV, serving the local grid.
L.R. 23RD & Spring Substation is an operational electrical substation located in Little Rock, Arkansas, United States. Owned and operated by Entergy Arkansas, it plays a key role in the regional power distribution network. The substation is part of the broader electrical infrastructure serving the central Arkansas area. 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 step down power from high-voltage transmission lines to lower voltages for local distribution. As part of the Entergy Arkansas system, it adheres to North American Electric Reliability Corporation (NERC) reliability standards and is subject to Federal Energy Regulatory Commission (FERC) regulation for transmission-level assets. Located in an urban area of Little Rock, this substation supports the electrical needs of residential, commercial, and industrial customers. Its operational status ensures grid stability and reliability for the surrounding community. The facility's role in the local power infrastructure underscores its importance in maintaining consistent electricity supply in the region.
Environmental context
The substation is situated in an urban environment in Little Rock, Arkansas, where electrical infrastructure must balance reliability with environmental considerations. Urban substations often incorporate measures to mitigate visual impact and electromagnetic fields. The surrounding area includes residential and commercial zones, requiring careful management of noise and safety. The substation's age and technology level influence its environmental footprint, with modern switchgear and insulation reducing potential risks.
Frequently asked questions
L.R. 23RD & Spring Substation is located in Little Rock, Arkansas, United States, at coordinates 34.726070, -92.277784.
The substation operates at 115,000 volts (115 kV) for transmission and 13,860 volts (13.86 kV) for distribution.
The substation is owned and operated by Entergy Arkansas, a major utility serving the state.
As part of the U.S. grid, the substation must comply with NERC reliability standards and FERC regulations for transmission assets.
Substations step down high-voltage transmission power to lower voltages for distribution to homes and businesses, ensuring grid stability and reliable electricity supply.