Overview
Dickinson Station is an operational electrical substation in the United States, owned and operated by Great River Energy. It handles multiple voltage levels including 345 kV, 115 kV, and 69 kV.
Dickinson Station is a high-voltage electrical substation located in the United States, owned and operated by Great River Energy, a generation and transmission cooperative serving Minnesota and Wisconsin. The facility is operational and plays a critical role in the regional power grid by stepping down transmission voltages for distribution. The substation operates at multiple voltage levels: 345 kV, 115 kV, and 69 kV, indicating its function as a major transmission node. The 345 kV level connects to the bulk power system, while lower voltages serve sub-transmission and distribution networks. As part of the U.S. grid, it operates under NERC reliability standards and FERC regulation, ensuring stability and compliance with mandatory reliability requirements. Dickinson Station supports the electrical infrastructure of the Upper Midwest, facilitating power delivery from Great River Energy's generation assets to local utilities and communities. Its strategic voltage levels and operational status underscore its importance in maintaining grid resilience and meeting regional electricity demand.
Environmental context
The substation is located in a rural area of Minnesota, where the surrounding landscape includes agricultural land and scattered woodlands. Electrical infrastructure in such settings typically has a low direct environmental footprint, but the high voltage lines can pose risks to avian species through collision or electrocution. The facility's age and maintenance practices influence its environmental impact, with modern switchgear reducing SF6 emissions. The local grid's reliance on renewable energy sources may affect the substation's operational profile.
Frequently asked questions
Dickinson Station is an electrical substation located in the United States, with coordinates approximately 45.11° N, 93.81° W. It is owned and operated by Great River Energy.
Dickinson Station operates at three voltage levels: 345 kV, 115 kV, and 69 kV. The 345 kV level is used for bulk power transmission, while the lower voltages serve sub-transmission and distribution networks.
Dickinson Station is owned and operated by Great River Energy, a generation and transmission cooperative that provides electricity to member cooperatives in Minnesota and Wisconsin.
As part of the U.S. electrical grid, Dickinson Station must comply with NERC reliability standards and FERC regulations. These ensure grid stability, cybersecurity, and operational reliability for high-voltage transmission assets.
Substations like Dickinson Station are critical nodes in the power grid, transforming voltage levels for efficient transmission and distribution. They also provide switching, protection, and monitoring capabilities to maintain grid stability and isolate faults.