Knox Junction Sub - 69 kV Substation in Indiana, United States

Knox Junction Sub is an electrical substation located in Indiana, United States, owned and operated by NIPSCO. The facility is operational and plays a role in the regional power distribution network. With a voltage level of 69 kV, it is classified as a medium-voltage substation, typical for sub-transmission and distribution functions. As part of the U.S. electrical infrastructure, Knox Junction Sub operates under the regulatory framework established by 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 likely includes switchgear and transformers to step down voltage for local distribution. The substation's location in rural Indiana supports the surrounding community's electricity needs. Its operational status contributes to the reliability of the local grid, serving residential and commercial customers in the area. NIPSCO, the owner and operator, is a major utility in Indiana, providing electricity and gas services.

The substation is situated in a rural area of Indiana, characterized by agricultural land and scattered residential developments. The local environment is typical of the Midwestern United States, with seasonal temperature variations. Electrical infrastructure like this substation is designed to minimize environmental impact through proper siting and maintenance, though electromagnetic fields and land use are considerations for nearby communities.