Overview
Little Sioux Substation is an operational electrical substation in Iowa, United States, owned and operated by MidAmerican Energy. It handles voltages of 161 kV and 69 kV, serving the regional power grid.
Little Sioux Substation is an operational electrical substation located in Iowa, United States. Owned and operated by MidAmerican Energy, it is a key node in the regional transmission network, stepping down high-voltage electricity for distribution. The substation handles primary voltages of 161 kV and 69 kV, indicating its role in both transmission and sub-transmission levels. The substation operates under the regulatory framework of the North American Electric Reliability Corporation (NERC) and the Federal Energy Regulatory Commission (FERC), which enforce reliability standards for the bulk power system. As part of MidAmerican Energy's infrastructure, it supports the grid in Iowa, a state with a mix of coal, wind, and natural gas generation. The facility's voltage levels suggest it is a medium-scale substation typical of rural and suburban areas. Little Sioux Substation plays a critical role in maintaining grid stability and delivering electricity to local communities and industries. Its location in Iowa places it within a region increasingly integrating renewable energy sources, such as wind power, requiring robust substation infrastructure to manage variable generation. The substation's operational status ensures continued reliability for the surrounding area.
Environmental context
The substation is situated in a rural area of Iowa, a state with extensive agricultural land and growing wind energy capacity. The local environment is characterized by open plains and farmland, with minimal urban heat island effects. The substation's voltage levels and location suggest it supports both local distribution and regional transmission, potentially connecting wind farms to the grid. Its operation aligns with NERC standards for environmental compliance, including vegetation management and oil containment for transformers.
Frequently asked questions
Little Sioux Substation is located in Iowa, United States, at coordinates 42.648102, -95.625276. It is owned and operated by MidAmerican Energy.
Little Sioux Substation handles voltages of 161 kV and 69 kV, indicating its role in both transmission and sub-transmission within the regional power grid.
Little Sioux Substation is owned and operated by MidAmerican Energy, a major utility serving Iowa and surrounding states.
As part of the U.S. bulk power system, Little Sioux Substation must comply with NERC reliability standards and FERC regulations, ensuring grid stability and security.
Substations like Little Sioux transform voltage levels for efficient transmission and distribution, isolate faults, and enable grid monitoring. They are critical for integrating renewable energy sources and maintaining reliable electricity supply.