ComEd Lockport 345kV Substation: High-Voltage Electrical Infrastructure in Illinois

ComEd Lockport 345kV Substation is a key electrical infrastructure asset located in Lockport, Illinois, United States. Operated by Commonwealth Edison (ComEd), a major utility serving northern Illinois, this substation handles high-voltage transmission at 345 kV and distributes power at 138 kV, placing it in the large-scale category for substations. The substation operates under the regulatory framework of the North American Electric Reliability Corporation (NERC) and the Federal Energy Regulatory Commission (FERC), ensuring grid reliability and compliance with mandatory standards. As part of the PJM Interconnection regional transmission organization, it plays a critical role in maintaining stability across the Midwest power grid. The facility uses modern switchgear and automation systems typical of high-voltage substations in the United States. Environmentally, the substation supports the growing energy demands of the Chicago metropolitan area and surrounding suburbs. Its location in an urban-industrial corridor underscores its importance for local grid resilience and integration of renewable energy sources. The facility's operational status and voltage levels indicate a robust contribution to regional electricity supply and grid reliability.

Located in the urban-industrial corridor of Lockport, Illinois, the substation supports the high electricity demand of the Chicago metropolitan area. Its 345 kV and 138 kV voltage levels are critical for grid stability and integration of renewable energy sources. The facility's design and operation adhere to stringent environmental regulations under NERC and FERC, minimizing ecological impact while ensuring reliable power delivery.