Overview
East Gary Sub is an operational electrical substation in Indiana, United States, owned and operated by NIPSCO. It operates at 69 kV, serving as a key node in the regional power grid.
East Gary Sub is an electrical substation located in Indiana, United States, and is owned and operated by NIPSCO (Northern Indiana Public Service Company). The facility is operational and operates at a voltage of 69 kV, placing it in the medium-voltage range typical for distribution-level substations that serve industrial and residential areas. As a substation within the NIPSCO network, East Gary Sub is subject to reliability standards set by the North American Electric Reliability Corporation (NERC) and regulated by the Federal Energy Regulatory Commission (FERC) for transmission-level assets. The 69 kV voltage level indicates it likely functions as a sub-transmission or distribution substation, stepping down power for local delivery. The facility's location in Indiana places it within the PJM Interconnection regional transmission organization, which coordinates grid operations across multiple states. The substation plays a critical role in maintaining grid stability and power quality for the surrounding community. Its operational status ensures continued electricity supply to residential, commercial, and industrial customers in the East Gary area. The facility's integration into the broader NIPSCO grid supports regional energy reliability and resilience.
Environmental context
The substation is located in an urban-industrial area near Gary, Indiana, a region with a history of heavy industry and manufacturing. The 69 kV voltage level suggests it serves local distribution needs, potentially supporting nearby industrial facilities. The site's environmental context includes proximity to the Lake Michigan shoreline, which influences local weather patterns and may require infrastructure resilience against lake-effect snow and storms. The substation's design and maintenance must account for these climatic factors to ensure reliable operation.
Frequently asked questions
East Gary Sub is located in Indiana, United States, near the city of Gary. Its coordinates are approximately 41.574 N, -87.236 W.
East Gary Sub operates at a voltage of 69 kV, which is typical for sub-transmission or distribution substations in the United States.
East Gary Sub is owned and operated by NIPSCO (Northern Indiana Public Service Company), a utility serving northern Indiana.
As part of the U.S. electrical grid, East Gary Sub must comply with NERC reliability standards and FERC regulations. It also operates within the PJM Interconnection regional transmission organization.
A 69 kV substation typically steps down transmission-level voltage for local distribution, supplying power to residential, commercial, and industrial customers. It also provides switching and protection functions to maintain grid stability.