Overview
Windsor Transmission Substation is an operational electrical substation in Iowa, United States, owned by Southern Minnesota Municipal Power Agency. It operates at 161 kV and 69 kV voltage levels, supporting regional grid stability.
Windsor Transmission Substation is an operational electrical substation located in Iowa, United States. Owned by Southern Minnesota Municipal Power Agency, the facility serves as a key node in the regional transmission network, stepping down high-voltage power for distribution. The substation's voltage levels of 161 kV and 69 kV indicate its role in both bulk power transmission and sub-transmission, typical for medium-to-large scale substations in the US grid. 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 transmission assets. As part of the US electrical infrastructure, it adheres to NERC's Critical Infrastructure Protection (CIP) standards and FERC's Order 1000 for transmission planning. The facility's equipment likely includes modern switchgear and protection systems compliant with IEEE standards. Environmentally, the substation's location in rural Iowa minimizes direct impact on sensitive ecosystems, though its operation supports the integration of renewable energy sources like wind power, which is prevalent in the region. The substation plays a critical role in maintaining grid stability and reliability for the surrounding communities, contributing to the overall resilience of the US electrical grid.
Environmental context
The substation is situated in a rural area of Iowa, a state with significant wind energy generation. Its operation supports the integration of renewable energy into the grid, reducing reliance on fossil fuels. The facility's design includes measures to minimize electromagnetic field exposure and oil containment for transformers, aligning with environmental best practices for electrical infrastructure.
Frequently asked questions
Windsor Transmission Substation is located in Iowa, United States, at coordinates 42.951237, -91.854140.
The substation operates at 161 kV and 69 kV, serving both transmission and sub-transmission functions.
The substation is owned by Southern Minnesota Municipal Power Agency (SMMPA), a joint-action agency providing wholesale electricity to municipal utilities.
As a US transmission asset, it must comply with NERC reliability standards and FERC regulations, including CIP cybersecurity requirements and transmission planning rules.
It facilitates power transmission and distribution, supporting grid stability and enabling integration of renewable energy sources like wind power in the region.