Overview
Entergy Arkansas, LLC - Heth Substation is an operational operations center in Heth, Arkansas, serving the regional power grid. It is part of Entergy's utility network in St. Francis County.
Entergy Arkansas, LLC - Heth Substation is an operations center located in Heth, Arkansas, United States. This facility plays a key role in managing and monitoring the regional electrical grid, ensuring reliable power distribution across St. Francis County and surrounding areas. As part of Entergy's infrastructure, it supports the utility's broader network in the state. The facility operates under the regulatory framework of the North American Electric Reliability Corporation (NERC) Critical Infrastructure Protection (CIP) standards, which mandate cybersecurity and physical security measures for grid assets. While specific technical specifications are not detailed, operations centers like this typically house control systems for remote monitoring and switching, contributing to grid stability and rapid response to outages. Environmental and operational significance lies in its role as a node in the regional power grid, supporting residential, commercial, and industrial customers. The substation's location in the Mississippi Delta region underscores its importance in maintaining electricity supply in an area prone to extreme weather events, such as storms and flooding, which can impact grid reliability.
Environmental context
The Heth Substation operates in the Mississippi Delta region, characterized by flat agricultural land and a humid subtropical climate. This area is susceptible to severe weather, including tornadoes and floods, which pose risks to grid infrastructure. The facility's role as an operations center involves monitoring and managing power flow, contributing to grid resilience. Regulatory compliance with NERC CIP standards ensures cybersecurity and physical protection, mitigating environmental and operational risks.
Frequently asked questions
The facility is located on State Highway 357 in Heth, Arkansas, within St. Francis County, United States.
It is an operations center that monitors and manages the regional electrical grid, ensuring reliable power distribution and responding to outages.
As part of the U.S. bulk power system, it must comply with NERC CIP standards for cybersecurity and physical security of critical infrastructure.
It provides remote monitoring and control capabilities, enabling quick switching and fault isolation to minimize downtime during disturbances.
Operations centers are vital for real-time grid management, coordinating maintenance, and ensuring compliance with reliability standards like NERC CIP.
Other Operations Center plants in United States · 6 nearby