Overview
Bloom 345 kV Substation is an operational electrical substation in the United States, owned and operated by Commonwealth Edison. It operates at 345 kV, a high-voltage level critical for regional grid stability.
Bloom 345 kV Substation is a high-voltage electrical substation located in the United States, owned and operated by Commonwealth Edison, a major utility in the Midwest. The facility operates at 345 kV, a transmission-level voltage that places it in the large-scale category for electrical infrastructure, serving as a key node in the regional power grid. As a 345 kV substation, this facility is integral to the bulk power transmission system, stepping down voltage for distribution or interconnecting with other high-voltage lines. It operates under the regulatory oversight of the Federal Energy Regulatory Commission (FERC) and must comply with North American Electric Reliability Corporation (NERC) reliability standards, ensuring grid stability and security. The substation likely employs modern switchgear and automation systems, potentially adhering to the IEC 61850 standard for substation automation. The substation's location in the Chicago metropolitan area underscores its role in supporting a densely populated urban and industrial region. By facilitating efficient power transmission, it contributes to the reliability of electricity supply for residential, commercial, and industrial consumers. Its operational status and high voltage level highlight its significance in maintaining grid resilience and meeting the energy demands of the surrounding community.
Environmental context
The substation is situated in an urbanized area near Chicago, where electrical infrastructure must balance reliability with environmental considerations such as electromagnetic fields and land use. High-voltage substations like this one are typically designed with containment measures for insulating oils and are subject to regulations on noise and visual impact. The surrounding region's industrial and residential mix necessitates careful planning to minimize ecological disruption while ensuring grid stability.
Frequently asked questions
Bloom 345 kV Substation is located in the United States, near Chicago, Illinois, at coordinates 41.488036, -87.604076.
Bloom 345 kV Substation operates at 345,000 volts (345 kV), which is a high-voltage transmission level used for long-distance power transfer and grid interconnection.
Bloom 345 kV Substation is owned and operated by Commonwealth Edison, a major electric utility serving northern Illinois.
Substations in the United States must comply with NERC reliability standards for grid stability and FERC regulations for transmission assets. Additionally, IEC 61850 standards for substation automation are commonly adopted.
A 345 kV substation is a critical node in the bulk power transmission system, enabling efficient long-distance electricity transfer, voltage regulation, and interconnection between generation sources and distribution networks, thereby enhancing grid reliability.