Overview
Tunnel Hill #1 &2 Substation is an operational electrical substation in Kentucky, United States, owned and operated by East Kentucky Power Cooperative. It operates at 69 kV, serving the regional grid.
Tunnel Hill #1 &2 Substation is an operational electrical substation located in Kentucky, United States. Owned and operated by East Kentucky Power Cooperative, the facility plays a role in the regional transmission and distribution network. The substation operates at a voltage of 69 kV, which is typical for sub-transmission or distribution-level infrastructure in the United States. As part of the East Kentucky Power Cooperative system, this substation is subject to regulatory oversight by the Federal Energy Regulatory Commission (FERC) and must comply with North American Electric Reliability Corporation (NERC) reliability standards. The facility likely incorporates standard substation automation and protection systems, such as those based on IEC 61850, to ensure safe and reliable operation. The substation contributes to the stability of the local grid by stepping down voltage for distribution to residential, commercial, and industrial customers in the region. Its location in rural Kentucky supports the cooperative's mission to provide affordable electricity to member communities. The facility's operational status ensures continued service to the area.
Environmental context
The substation is situated in a rural area of Kentucky, where the surrounding landscape includes agricultural land and forests. Electrical infrastructure in such settings typically has a low direct environmental footprint, though it supports the broader energy system. The 69 kV voltage level indicates a sub-transmission role, with potential impacts limited to electromagnetic fields and land use for right-of-way corridors.
Frequently asked questions
Tunnel Hill #1 &2 Substation is located in Kentucky, United States, at coordinates 37.729162, -85.831197.
The substation operates at 69 kV, which is a common voltage for sub-transmission and distribution systems in the United States.
The substation is owned and operated by East Kentucky Power Cooperative, a generation and transmission cooperative serving member distribution cooperatives in Kentucky.
As part of the US electrical grid, the substation must comply with NERC reliability standards and FERC regulations for transmission-level assets, as well as applicable state utility commission rules.
A 69 kV substation typically steps down voltage from higher transmission levels for distribution to local networks, serving industrial, commercial, and residential customers.