Overview
Maline Substation is an operational 138 kV electrical substation owned by Ameren Missouri in the United States. It plays a key role in regional grid stability and power distribution.
Maline Substation is an operational electrical substation located in the United States, owned and operated by Ameren Missouri. The facility operates at a voltage of 138 kV, placing it in the medium-to-high voltage range typical for sub-transmission and distribution substations that serve industrial and urban loads. As part of the U.S. electrical infrastructure, Maline Substation operates under the regulatory oversight of the Federal Energy Regulatory Commission (FERC) for wholesale electricity markets and must comply with North American Electric Reliability Corporation (NERC) reliability standards. The substation likely incorporates modern automation and protection systems, such as those based on the IEC 61850 standard, to ensure safe and reliable operation. The substation's location in the St. Louis metropolitan area underscores its importance in maintaining grid reliability for a densely populated region. Its 138 kV voltage level is critical for connecting local distribution networks to the broader transmission grid, supporting both residential and commercial electricity needs.
Environmental context
The substation is situated in an urban environment near St. Louis, Missouri, where electrical infrastructure must balance reliability with environmental considerations. Urban substations like this one are typically designed with noise mitigation and oil containment systems to minimize local impacts. The surrounding area's industrial and residential mix requires careful management of electromagnetic fields and visual integration.
Frequently asked questions
Maline Substation is located in the United States, near St. Louis, Missouri, at coordinates 38.739310, -90.222436.
Maline Substation operates at 138 kV, a common voltage level for sub-transmission and distribution substations in the United States.
Maline Substation is owned and operated by Ameren Missouri, a major utility serving the state of Missouri.
As part of the U.S. electrical grid, Maline Substation must comply with NERC reliability standards and FERC regulations for transmission-level assets.
A 138 kV substation steps down high-voltage transmission power for local distribution, ensuring reliable electricity supply to residential, commercial, and industrial customers.