Overview
Earlington North Substation is an operational electrical substation in Kentucky, United States, owned by Kentucky Utilities Company. It operates at 161 kV and 69 kV voltage levels, serving the regional grid.
Earlington North Substation is an electrical substation located in Kentucky, United States, owned and operated by Kentucky Utilities Company. The facility is operational and plays a key role in the regional power transmission network, with voltage levels of 161 kV and 69 kV, indicating its function in both sub-transmission and distribution. 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. As part of the Kentucky Utilities grid, it adheres to NERC's Critical Infrastructure Protection (CIP) standards and FERC's regulations for transmission-level assets. The 161 kV voltage level classifies it as a medium-scale substation, typical for regional power distribution. Environmentally, the substation's location in rural western Kentucky places it in an area with moderate ecological sensitivity. Its operation supports grid stability for local communities and industrial users, contributing to the reliability of the regional electrical infrastructure. The facility's age and specific environmental impact are not detailed, but substations generally have a localized footprint with minimal direct emissions.
Environmental context
The substation is situated in a rural area of western Kentucky, characterized by mixed agricultural and forested land. Its operation involves electromagnetic fields and potential oil leakage from transformers, but modern containment measures mitigate risks. The site's proximity to natural habitats is managed through standard environmental compliance under state and federal regulations.
Frequently asked questions
Earlington North Substation is located in Kentucky, United States, near the city of Earlington. Its coordinates are approximately 37.2762 N, -87.5271 W.
The substation operates at 161 kV and 69 kV, indicating it handles both sub-transmission and distribution voltages.
The substation is owned and operated by Kentucky Utilities Company, a utility serving customers in Kentucky and Virginia.
As part of the US bulk power system, it must comply with NERC reliability standards and FERC regulations, including CIP standards for cybersecurity and physical security.
Substations like Earlington North transform voltage levels and switch power flows, ensuring reliable electricity distribution from transmission lines to local distribution networks.