Overview
White Bluff Substation is an operational electrical substation in Arkansas, United States, owned by Entergy Arkansas. It operates at multiple voltage levels including 500 kV, 230 kV, 115 kV, and 13.86 kV.
White Bluff Substation is an operational electrical substation located in Arkansas, United States. Owned by Entergy Arkansas, this facility plays a critical role in the regional power grid by stepping down high-voltage transmission lines to lower distribution voltages. The substation handles voltage levels of 500 kV, 230 kV, 115 kV, and 13.86 kV, indicating its function as a major transmission hub connecting long-distance power lines to local distribution networks. As part of the United States electrical infrastructure, White Bluff Substation operates under the regulatory framework of the North American Electric Reliability Corporation (NERC) and the Federal Energy Regulatory Commission (FERC). These bodies enforce reliability standards for the bulk power system, ensuring grid stability and security. The substation's high voltage (500 kV) classifies it as a critical asset for regional power transfer, likely serving industrial and residential loads in central Arkansas. The substation's location in Arkansas places it within the Southwest Power Pool (SPP) regional transmission organization, which coordinates electricity flow across multiple states. Its operational status and voltage diversity suggest it supports grid resilience by enabling voltage transformation and power routing. The facility contributes to the reliability of the local electrical network, serving communities and industries in the area.
Environmental context
The substation is situated in a rural area of central Arkansas, characterized by a mix of agricultural land and forested regions. The local climate includes hot summers and mild winters, which influence seasonal electricity demand for cooling and heating. The facility's high-voltage equipment requires careful management of electromagnetic fields and potential impacts on nearby wildlife, though standard mitigation practices are employed. The surrounding environment is not within any designated sensitive ecological areas, allowing for standard operational procedures.
Frequently asked questions
White Bluff Substation is located in Arkansas, United States, at coordinates 34.424169, -92.144292. It is owned and operated by Entergy Arkansas.
White Bluff Substation operates at multiple voltage levels: 500 kV, 230 kV, 115 kV, and 13.86 kV. These voltages indicate its role in both high-voltage transmission and lower-voltage distribution.
White Bluff Substation is owned by Entergy Arkansas, a major utility company serving parts of Arkansas. The operator is also Entergy Arkansas.
In the United States, substations like White Bluff must comply with NERC reliability standards for grid stability and FERC regulations for transmission. Additionally, they follow IEEE and ANSI standards for equipment and safety.
White Bluff Substation is a key node in the regional power grid, transforming high-voltage transmission power (500 kV) to lower voltages for distribution. It helps ensure reliable electricity supply to homes and businesses in central Arkansas.