Overview
Sub E is a 161 kV substation operated by MidAmerican Energy in Iowa, United States. It plays a key role in regional grid stability and power distribution.
Sub E is an electrical substation located in Iowa, United States, operated by MidAmerican Energy. The facility operates at 161 kV, placing it in the medium-to-high voltage range typical for sub-transmission and distribution substations that serve urban and industrial loads. As a substation within the United States, Sub E operates under the regulatory framework established by the North American Electric Reliability Corporation (NERC) and the Federal Energy Regulatory Commission (FERC). These standards mandate reliability, cybersecurity, and maintenance protocols for grid assets. The 161 kV voltage level is commonly used for regional power distribution, connecting bulk transmission systems to local distribution networks. The substation's location in Iowa, a state with significant wind energy generation, means it likely integrates renewable energy into the grid. Its operational status ensures continued support for local communities and industries, contributing to the resilience of the regional electrical infrastructure.
Environmental context
The substation is situated in Iowa, a state with a growing renewable energy sector, particularly wind power. The 161 kV voltage level indicates its role in distributing power from transmission lines to local grids, potentially supporting the integration of variable renewable sources. The facility's operation aligns with grid modernization efforts to enhance efficiency and reduce environmental impact.
Frequently asked questions
Sub E is located in Iowa, United States, at coordinates 41.647462, -91.511327.
Sub E operates at 161 kV, a common voltage level for sub-transmission and distribution substations in the United States.
Sub E is operated by MidAmerican Energy, a major utility serving Iowa and surrounding regions.
As a US substation, Sub E must comply with NERC reliability standards and FERC regulations, ensuring grid stability and cybersecurity.
A 161 kV substation typically steps down voltage from high-voltage transmission lines to lower voltages for local distribution, serving industrial, commercial, and residential customers.