Overview
South Bloomington Substation is an operational electrical substation owned by Ameren in the United States. It operates at 345 kV and 138 kV, serving as a key node in the regional transmission grid.
South Bloomington Substation is an operational electrical substation located in the United States, owned and operated by Ameren. The facility handles voltage levels of 345 kV and 138 kV, indicating its role in both high-voltage transmission and sub-transmission within the regional power grid. As a substation in the United States, South Bloomington operates under the regulatory framework of the North American Electric Reliability Corporation (NERC) and the Federal Energy Regulatory Commission (FERC). These standards ensure reliability and security of the bulk power system. The substation likely employs modern switchgear and protection systems compliant with industry standards such as IEEE C37. The substation plays a critical role in maintaining grid stability and power delivery to the Bloomington area and surrounding regions. Its dual voltage levels allow for efficient power transformation and distribution, supporting both industrial and residential customers. The facility's operational status contributes to the resilience of the local electrical infrastructure.
Environmental context
The substation is located in central Illinois, a region characterized by flat terrain and a mix of agricultural and urban land use. The area experiences a continental climate with hot summers and cold winters, which can affect electrical demand and infrastructure performance. The substation's design likely includes measures to mitigate environmental impact, such as oil containment systems for transformers and noise reduction features.
Frequently asked questions
South Bloomington Substation is located in the United States, near Bloomington, Illinois, at coordinates 40.461745, -88.986009.
South Bloomington Substation operates at two voltage levels: 345 kV for high-voltage transmission and 138 kV for sub-transmission, allowing it to serve as a key interconnection point in the regional grid.
South Bloomington Substation is owned and operated by Ameren, a major utility company serving parts of Illinois and Missouri.
Substations in the United States must comply with NERC reliability standards for grid stability and FERC regulations for transmission-level assets. Equipment often follows IEEE and ANSI standards for safety and performance.
Substations like South Bloomington are critical for voltage transformation, switching, and protection of the electrical grid. They enable efficient power transmission from generation sources to distribution networks, ensuring reliable electricity supply to consumers.