Overview
Cave City Substation is an operational electrical substation in Arkansas, United States, owned by Entergy Arkansas. It operates at 161 kV and 34.5 kV, serving the regional power grid.
Cave City Substation is an operational electrical substation located in Arkansas, United States. Owned by Entergy Arkansas, the facility plays a key role in the regional transmission and distribution network, stepping down high-voltage electricity for local distribution. The substation operates at two voltage levels: 161 kV for transmission and 34.5 kV for sub-transmission or distribution. As part of the Entergy Arkansas system, it is subject to North American Electric Reliability Corporation (NERC) reliability standards and Federal Energy Regulatory Commission (FERC) regulation for grid stability and security. Located in a rural area of Arkansas, the substation supports the electrical infrastructure for surrounding communities and industries. Its operation contributes to grid resilience and power delivery in the region, aligning with typical substation functions in the U.S. electrical grid.
Environmental context
The substation is situated in a rural area of Arkansas, where the local environment includes agricultural land and natural habitats. Electrical infrastructure like this substation can have localized environmental impacts, such as electromagnetic fields and land use changes. However, its operation is essential for reliable power supply, and modern substations are designed to minimize ecological disruption.
Frequently asked questions
Cave City Substation is located in Arkansas, United States, near the town of Cave City. Its approximate coordinates are 35.942857 N, -91.577808 W.
Cave City Substation operates at two voltage levels: 161 kV (kilovolts) for transmission and 34.5 kV for sub-transmission or distribution.
Cave City Substation is owned by Entergy Arkansas, a major utility company in the region. The operator is also Entergy Arkansas.
Substations in the United States are subject to NERC reliability standards for grid stability and FERC regulations for interstate electricity transmission. These ensure safe and reliable operation.
Substations like Cave City step down high-voltage electricity from transmission lines to lower voltages for distribution to homes and businesses, and also provide switching and protection functions.