Risk: Medium Substation Operational

Kokomo Webster Street Substation - 230 kV Duke Energy Substation in Kokomo, Indiana

United States

Overview

Kokomo Webster Street Substation is an operational electrical substation in Kokomo, Indiana, owned and operated by Duke Energy. It operates at 230 kV, serving as a key node in the regional transmission grid.

Kokomo Webster Street Substation is an operational electrical substation located in Kokomo, Indiana, United States. Owned and operated by Duke Energy, the facility operates at a voltage of 230 kV, classifying it as a high-voltage transmission substation critical for regional grid stability. As a 230 kV substation, it plays a vital role in stepping down transmission-level power for distribution to local communities and industries. The facility operates under the regulatory oversight of the Federal Energy Regulatory Commission (FERC) and adheres to North American Electric Reliability Corporation (NERC) reliability standards, ensuring grid security and compliance with mandatory reliability requirements. The substation supports Duke Energy's extensive network in Indiana, contributing to reliable electricity supply for residential, commercial, and industrial customers. Its strategic location in Kokomo underscores its importance in maintaining grid resilience and facilitating power flow within the Midcontinent Independent System Operator (MISO) market.

Environmental context

The substation is situated in an urban area of Kokomo, Indiana, a city with a mix of industrial and residential zones. High-voltage substations like this one are typically designed with oil containment systems and fire suppression to mitigate environmental risks from transformer leaks. The facility's location in a temperate climate requires robust insulation and cooling systems to handle seasonal temperature variations, ensuring reliable operation year-round.

Frequently asked questions

Kokomo Webster Street Substation is located in Kokomo, Indiana, United States, at approximate coordinates 40.520761, -86.136976.

The substation is owned and operated by Duke Energy, a major utility company serving the Midwest and Southeast United States.

The substation operates at 230 kV (230,000 volts), which is a high-voltage transmission level used for long-distance power transfer and grid interconnection.

As part of the US electrical grid, the substation must comply with NERC reliability standards and FERC regulations, ensuring grid stability and security. It also operates within the MISO wholesale electricity market.

A 230 kV substation steps down transmission-level voltage for distribution to local networks, or interconnects multiple transmission lines. It is critical for maintaining grid reliability and balancing power flows across regions.
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