Overview
Harlan Substation is an operational electrical substation in Kentucky, United States, owned and operated by Kentucky Utilities Company. It operates at a voltage of 161 kV, serving the local grid.
Harlan Substation is an operational electrical substation located in Kentucky, United States. Owned and operated by Kentucky Utilities Company, the facility plays a key role in the regional power distribution network. With a voltage level of 161 kV, it is classified as a high-voltage substation, typical for transmission and sub-transmission applications in the United States. The substation operates under the regulatory framework of the North American Electric Reliability Corporation (NERC) and the Federal Energy Regulatory Commission (FERC), which set reliability standards for the bulk power system. Kentucky Utilities Company, a subsidiary of LG&E and KU Energy, serves over 500,000 customers across Kentucky and Virginia. The 161 kV voltage level is common for interconnecting local distribution networks with higher-voltage transmission lines. As part of the Kentucky electrical infrastructure, Harlan Substation contributes to grid stability and reliability in the Appalachian region. Its location in a rural area underscores its role in providing electricity to communities and industries in southeastern Kentucky. The substation's operational status ensures continued service to the local population and supports economic activities in the region.
Environmental context
The substation is situated in a rural area of southeastern Kentucky, characterized by mountainous terrain and forested landscapes. The region's electrical infrastructure must contend with challenging topography and weather conditions, including storms and ice events that can affect grid reliability. The 161 kV voltage level indicates the substation's role in balancing local load with transmission capacity, minimizing environmental footprint through efficient power delivery.
Frequently asked questions
Harlan Substation is located in Kentucky, United States, near the coordinates 36.843176 N, -83.326443 W.
Harlan Substation operates at a voltage of 161 kV, which is a common high-voltage level for sub-transmission and transmission applications in the United States.
Harlan Substation is owned and operated by Kentucky Utilities Company, a regulated utility serving customers in Kentucky and Virginia.
As part of the US bulk power system, Harlan Substation must comply with NERC reliability standards and FERC regulations, ensuring grid stability and security.
A 161 kV substation typically steps down transmission voltage for local distribution or interconnects transmission lines, playing a critical role in reliable power delivery to communities and industries.