Overview
Gary-Chicago Airport Substation is an operational electrical substation in the United States, handling voltages of 345 kV and 138 kV. It plays a key role in regional grid stability near Chicago.
Gary-Chicago Airport Substation is an operational electrical substation located in the United States, near the Gary-Chicago International Airport area. The facility operates at high voltage levels of 345 kV and 138 kV, indicating its significance in the transmission network for bulk power transfer and distribution to local grids. The substation operates under the regulatory framework of the North American Electric Reliability Corporation (NERC) and the Federal Energy Regulatory Commission (FERC), which enforce reliability standards for transmission-level assets. With voltage levels typical of large-scale transmission infrastructure, this substation likely employs modern switchgear and automation systems compliant with standards such as ISO/IEC 61850 for substation automation. As a key node in the regional electrical infrastructure, the substation supports the power needs of the Chicago metropolitan area and surrounding communities. Its proximity to a major airport underscores its criticality for ensuring reliable electricity supply to transportation and commercial hubs, contributing to overall grid stability and economic activity.
Environmental context
The substation is located in an urban-industrial area near Lake Michigan, where electrical infrastructure must withstand variable weather conditions including lake-effect snow and thunderstorms. The high voltage levels (345 kV and 138 kV) indicate a critical role in the regional transmission grid, with potential environmental considerations related to electromagnetic fields and land use. The facility's location near an airport requires careful coordination to avoid interference with aviation systems.
Frequently asked questions
Gary-Chicago Airport Substation is located in the United States, near the Gary-Chicago International Airport area, with coordinates approximately 41.62° N, 87.43° W.
The substation operates at 345 kV and 138 kV, which are typical for high-voltage transmission and sub-transmission networks.
The substation is operational, meaning it is actively serving the electrical grid.
Substations in the US are regulated by the North American Electric Reliability Corporation (NERC) for reliability standards and the Federal Energy Regulatory Commission (FERC) for interstate transmission.
High-voltage substations like this one facilitate efficient long-distance power transmission and voltage regulation, ensuring reliable electricity supply to urban and industrial areas.