Overview
Dalark Substation is an operational electrical substation in Arkansas, United States, owned and operated by Entergy Arkansas. It handles voltages of 115 kV and 34.5 kV, serving the local grid.
Dalark Substation is an operational electrical substation located in Arkansas, United States. Owned and operated by Entergy Arkansas, the facility plays a key role in the regional power distribution network, stepping down transmission voltages for local delivery. The substation operates at voltage levels of 115,000 volts (115 kV) and 34,500 volts (34.5 kV), typical for sub-transmission and distribution applications. 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) oversight for transmission-level assets. The facility likely employs modern switchgear and automation to ensure grid stability. Located in a rural area of Arkansas, Dalark Substation supports the electrical infrastructure for surrounding communities and industries. Its role in voltage transformation is critical for maintaining reliable power supply, especially during peak demand periods. The substation's operational status contributes to the resilience of the regional grid.
Environmental context
The substation is situated in a rural area of Arkansas, where the local environment includes mixed forest and agricultural land. Electrical infrastructure like Dalark Substation can have localized impacts such as electromagnetic fields and habitat fragmentation, though modern design minimizes these effects. The facility's voltage levels and rural location suggest moderate environmental interaction, with standard mitigation measures in place.
Frequently asked questions
Dalark Substation is located in Arkansas, United States, at coordinates 34.060353, -92.889684. It is owned and operated by Entergy Arkansas.
Dalark Substation operates at voltage levels of 115,000 volts (115 kV) and 34,500 volts (34.5 kV), typical for sub-transmission and distribution applications.
Dalark Substation is owned and operated by Entergy Arkansas, a major utility company serving the state.
As part of the U.S. electrical grid, Dalark Substation must comply with NERC reliability standards and FERC regulations for transmission-level assets.
Substations like Dalark step down high transmission voltages to lower distribution voltages, ensuring safe and reliable electricity delivery to homes and businesses.