Overview
Sumner County Substation is an operational electrical substation in Kansas, United States, owned and operated by Evergy. It operates at 138 kV, serving the regional power grid.
Sumner County Substation is an operational electrical substation located in Kansas, United States. Owned and operated by Evergy, the facility plays a key role in the regional transmission network, stepping down high-voltage electricity for distribution to local communities. As a 138 kV substation, it is classified as a medium-voltage facility within the US power grid. The substation operates under the regulatory framework of the North American Electric Reliability Corporation (NERC) and the Federal Energy Regulatory Commission (FERC), ensuring compliance with reliability standards for grid stability. Evergy, the owner-operator, is a major utility serving Kansas and Missouri, and this substation supports its transmission infrastructure in the south-central region of Kansas. Sumner County Substation contributes to the reliability of the local electrical infrastructure, facilitating the delivery of power to residential, commercial, and industrial customers. Its location in a rural area underscores its role in connecting remote generation sources to the broader grid, supporting energy access and economic activity in the region.
Environmental context
The substation is situated in a rural area of Kansas, characterized by agricultural land and open plains. Its operation involves electromagnetic fields and potential impacts on local wildlife, though modern substations are designed with mitigation measures. The facility's voltage level and location influence its environmental footprint, with lower visual and noise impacts compared to larger urban substations.
Frequently asked questions
Sumner County Substation is located in Kansas, United States, near coordinates 37.304889, -97.212781. It is owned and operated by Evergy.
Sumner County Substation operates at 138 kV (138,000 volts), which is a medium-voltage level typical for subtransmission and distribution substations in the US.
Sumner County Substation is owned and operated by Evergy, a major electric utility serving Kansas and Missouri.
Substations in the US must comply with NERC reliability standards and FERC regulations, including requirements for grid stability, maintenance, and cybersecurity.
A 138 kV substation steps down high-voltage transmission power to lower voltages for distribution, serving as a critical node in the electrical infrastructure to ensure reliable power delivery to customers.