Overview
LR 145th St Substation is an operational electrical substation in Arkansas, United States, operated by Entergy Arkansas. It operates at 115 kV, serving as a key node in the regional transmission grid.
LR 145th St Substation is an operational electrical substation located in Arkansas, United States. Owned and operated by Entergy Arkansas, this facility plays a role in the state's electrical infrastructure, stepping down transmission-level voltage for distribution to local consumers. The substation operates at 115 kV, a common voltage level for sub-transmission and distribution substations in the United States. As part of Entergy Arkansas's network, it is subject to NERC reliability standards and FERC regulations, ensuring grid stability and compliance with mandatory reliability requirements. This facility supports the electrical needs of the surrounding community by providing a reliable connection to the broader grid. Its operational status contributes to the resilience of Arkansas's power system, particularly in the Little Rock area, where it helps maintain consistent electricity supply for residential and commercial users.
Environmental context
The substation is located in an urban area near Little Rock, Arkansas, where electrical infrastructure must balance reliability with environmental considerations. The 115 kV voltage level indicates a moderate scale, typical for distribution substations that serve local loads. Modern switchgear and automation can reduce environmental impacts through improved efficiency and reduced maintenance needs.
Frequently asked questions
LR 145th St Substation is located in Arkansas, United States, near Little Rock. Its coordinates are approximately 34.6137 N, -92.2401 W.
LR 145th St Substation operates at 115 kV, a common voltage for sub-transmission and distribution substations in the United States.
The substation is owned and operated by Entergy Arkansas, a major utility serving the state of Arkansas.
As part of the US electrical grid, LR 145th St Substation must comply with NERC reliability standards and FERC regulations, ensuring safe and reliable operation.
A 115 kV substation typically steps down transmission voltage to distribution levels, serving local communities and industries. It is a critical node for grid stability and power delivery.