Overview
SE Polk Substation is an operational electrical substation in Iowa, United States, owned and operated by MidAmerican Energy. It handles voltages of 345 kV and 161 kV, serving the regional grid.
SE Polk Substation is an operational electrical substation located in Iowa, United States. Owned and operated by MidAmerican Energy, the facility plays a key role in the regional power transmission network. The substation handles high-voltage electricity at 345 kV and 161 kV, connecting generation sources to distribution systems. As a substation in the United States, SE Polk operates under the regulatory framework of the North American Electric Reliability Corporation (NERC) and the Federal Energy Regulatory Commission (FERC). These bodies enforce reliability standards for the bulk power system, ensuring grid stability and security. The facility's voltage levels indicate its importance in the transmission hierarchy, with 345 kV typically used for long-distance bulk power transfer and 161 kV for regional distribution. The substation's location in central Iowa supports the state's energy infrastructure, which includes a mix of wind, coal, and natural gas generation. By stepping down high-voltage electricity for local distribution, SE Polk Substation contributes to reliable power supply for residential, commercial, and industrial customers in the region. Its operational status ensures continued grid connectivity and energy delivery.
Environmental context
The substation is situated in a rural area of central Iowa, a region characterized by agricultural land and a growing wind energy sector. Electrical infrastructure like SE Polk Substation facilitates the integration of renewable energy sources into the grid, supporting environmental goals. The facility's high-voltage capacity allows efficient long-distance transmission, reducing line losses and improving overall grid efficiency.
Frequently asked questions
SE Polk Substation is located in Iowa, United States, near coordinates 41.541668, -93.527393. It is owned and operated by MidAmerican Energy.
SE Polk Substation handles high-voltage electricity at 345 kV and 161 kV, which are typical for transmission and sub-transmission in the US grid.
SE Polk Substation is owned and operated by MidAmerican Energy, a major utility company serving Iowa and surrounding states.
As part of the US bulk power system, SE Polk Substation must comply with NERC reliability standards and FERC regulations, ensuring grid stability and security.
Substations like SE Polk step down high-voltage electricity from transmission lines to lower voltages for local distribution, enabling safe and efficient power delivery to homes and businesses.