Overview
Hayford Substation is an operational electrical substation in Chicago, Illinois, operated by Commonwealth Edison. It operates at 138 kV, serving the local power grid.
Hayford Substation is an operational electrical substation located in Chicago, Illinois, United States. It is owned and operated by Commonwealth Edison, a major electric utility serving northern Illinois. The substation operates at a voltage of 138 kV, classifying it as a high-voltage transmission substation that plays a key role in the regional power grid. As part of the Commonwealth Edison network, Hayford Substation is subject to North American Electric Reliability Corporation (NERC) reliability standards and Federal Energy Regulatory Commission (FERC) regulations for transmission-level assets. The 138 kV voltage level is typical for sub-transmission and distribution substations in the United States, facilitating the step-down of power from higher transmission voltages to distribution networks. The substation is situated in an urban area of Chicago, supporting the city's dense electrical infrastructure. Its operational status ensures continued reliability for residential, commercial, and industrial customers in the surrounding community. The facility contributes to grid stability and energy delivery in one of the largest metropolitan areas in the United States.
Environmental context
Located in an urban environment, Hayford Substation operates within a densely populated area where electrical infrastructure must balance reliability with environmental considerations. The substation's 138 kV voltage level is critical for local grid stability, and its urban setting requires careful management of electromagnetic fields and noise. The facility supports the integration of renewable energy sources and helps maintain power quality for the surrounding community.
Frequently asked questions
Hayford Substation is located in Chicago, Illinois, United States, at coordinates 41.756408, -87.713398.
Hayford Substation operates at 138 kV, which is a common voltage level for sub-transmission and distribution substations in the United States.
Hayford Substation is owned and operated by Commonwealth Edison, a major electric utility serving northern Illinois.
As part of the U.S. electrical grid, Hayford Substation must comply with NERC reliability standards and FERC regulations for transmission-level assets.
A 138 kV substation steps down high-voltage transmission power to lower voltages for distribution to residential, commercial, and industrial customers, ensuring reliable electricity delivery.