Risk: Medium Substation Operational

Meremac Substation: 138 kV Electrical Substation in Missouri, United States

United States

Overview

Meremac Substation is an operational electrical substation in Missouri, United States, owned and operated by Ameren Missouri. It operates at 138 kV, serving the regional grid.

Meremac Substation is an operational electrical substation located in Missouri, United States. Owned and operated by Ameren Missouri, the facility plays a key role in the regional transmission network, stepping down high-voltage electricity for distribution to local communities. The substation operates at a voltage of 138 kV, a common transmission-level voltage in the United States. As part of the Ameren Missouri grid, it is subject to North American Electric Reliability Corporation (NERC) reliability standards and Federal Energy Regulatory Commission (FERC) regulations for transmission assets. The facility likely employs modern switchgear and automation systems compliant with ISO/IEC 61850 standards for substation automation. Meremac Substation supports grid stability and reliability in the region, contributing to the delivery of electricity to residential, commercial, and industrial customers. Its location in Missouri places it within a diverse energy landscape that includes coal, natural gas, and renewable sources, underscoring its role in balancing supply and demand.

Environmental context

The substation is situated in a region with a mix of urban and rural areas, where electrical infrastructure must balance reliability with environmental considerations. Voltage levels and equipment age influence electromagnetic field exposure and land use. The facility's operation aligns with grid stability requirements, minimizing environmental impact through efficient power transmission and adherence to regulatory standards.

Frequently asked questions

Meremac Substation is located in Missouri, United States, at coordinates 38.403410, -90.335444.

Meremac Substation operates at 138 kV, a standard transmission voltage in the United States.

Meremac Substation is owned and operated by Ameren Missouri, a major utility serving the region.

As a transmission asset in the United States, Meremac Substation must comply with NERC reliability standards and FERC regulations, as well as ISO/IEC 61850 for substation automation.

Meremac Substation steps down high-voltage electricity for distribution, ensuring reliable power supply to local customers and supporting grid stability in Missouri.
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