Overview
Keo Substation is a 500 kV electrical substation operated by Entergy Arkansas in the United States. It plays a critical role in high-voltage transmission grid stability.
Keo Substation is a high-voltage electrical substation located in the United States, operated by Entergy Arkansas. With a voltage level of 500 kV, it is classified as a large-scale transmission asset critical for regional grid stability and bulk power transfer. The substation operates under the regulatory framework of the North American Electric Reliability Corporation (NERC) and the Federal Energy Regulatory Commission (FERC), ensuring compliance with reliability standards for transmission-level assets. The 500 kV voltage class is typical for long-distance power transmission, connecting generation sources to load centers across the Entergy Arkansas service territory. As part of the Entergy Arkansas transmission network, Keo Substation supports the delivery of electricity to communities and industries in the region. Its operational status ensures continued grid reliability and facilitates the integration of diverse power generation sources into the bulk power system.
Environmental context
The substation is located in a rural area of Arkansas, where the surrounding landscape includes agricultural land and natural habitats. High-voltage infrastructure like Keo Substation can influence local land use and wildlife corridors, though modern design practices aim to minimize ecological disruption. The facility's role in the transmission grid supports the efficient transport of electricity, reducing line losses and contributing to overall energy system sustainability.
Frequently asked questions
Keo Substation is located in the United States, specifically in Arkansas, near the town of Keo. Its coordinates are approximately 34.64° N, -92.05° W.
Keo Substation operates at 500 kV (500,000 volts), which is a high-voltage level used for long-distance transmission of electricity across the grid.
Keo Substation is operated by Entergy Arkansas, a subsidiary of Entergy Corporation, which provides electricity to customers in Arkansas.
As part of the US transmission grid, Keo Substation must comply with NERC reliability standards and FERC regulations, ensuring grid stability and security.
500 kV substations are critical for transmitting large amounts of electricity over long distances with minimal losses, connecting power plants to urban and industrial centers.