Overview
Mediapolis Substation is an operational electrical substation in Mediapolis, Iowa, owned and operated by Alliant Energy. It operates at 69 kV, serving the local grid.
Mediapolis Substation is an operational electrical substation located in Mediapolis, Iowa, United States. Owned and operated by Alliant Energy, the facility plays a key role in the regional electrical infrastructure. As a 69 kV substation, it is classified as a medium-voltage facility, typical for distribution-level networks in rural and suburban areas. The substation operates under the regulatory framework of the North American Electric Reliability Corporation (NERC) and the Federal Energy Regulatory Commission (FERC), which set reliability standards for the bulk power system. Alliant Energy, a major utility in the Midwest, ensures compliance with these standards to maintain grid stability. The 69 kV voltage level is common for subtransmission systems that connect distribution networks to higher-voltage transmission lines. As part of Alliant Energy's grid, Mediapolis Substation supports electricity distribution to the surrounding community. Its operational status ensures reliable power supply for residential, commercial, and agricultural customers in the region. The facility contributes to the overall resilience of the local electrical infrastructure, particularly in rural Iowa where substations are critical for maintaining service continuity.
Environmental context
The substation is situated in a rural area of southeastern Iowa, characterized by agricultural land and small communities. The local environment is typical of the Midwest, with flat to gently rolling terrain. Electrical infrastructure in such settings must consider impacts on farmland and wildlife, though substations generally have a small footprint. The 69 kV voltage level indicates a distribution role, with lower environmental impact compared to high-voltage transmission lines.
Frequently asked questions
Mediapolis Substation is located in Mediapolis, Iowa, United States, at coordinates 41.002118, -91.165584.
Mediapolis Substation is owned and operated by Alliant Energy, a major utility company serving the Midwest.
Mediapolis Substation operates at 69 kV (69,000 volts), which is a medium-voltage level commonly used for subtransmission and distribution.
As part of the U.S. bulk power system, Mediapolis Substation must comply with NERC reliability standards and FERC regulations to ensure grid stability and security.
A 69 kV substation typically steps down voltage from higher transmission levels for distribution to local networks, serving residential, commercial, and industrial customers.