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  1. Market Data
August 30, 2021

Brookings County Substation, US

By Carmen

Brookings County Substation is a 345kV substation located in Brookings County, South Dakota, US. The construction works on Brookings County Substation began in 2016. The project was commissioned in 2017.


The Brookings County Substation project is an upgrade substation being operated by Otter Tail Power.

The designed voltage level of the project is 345kV, while the operating voltage level is 345kV.The step-in voltage of the substation is 345kV.

Brookings County Substation has received approval from South Dakota Public Utilities Commission to undertake the works on the project.Approximately $9.72m was financed by the authorities for the construction works of the project.

About Otter Tail Power

Otter Tail Power Company (Otter Tail ) a subsidiary of Otter Tail Corporation is an electric utility that generates, transmits and distributes electricity. The utility’s products comprise electric plenum heaters, electric boilers, thermal-storage systems, radiant-heat systems and heat pumps. It owns and maintains electric transmission lines in Minnesota, North Dakota, and South Dakota. Otter Tail ’s transmission system transmits electricity from generation plants. The utility offers rate options, rebates, and demand-response and conservation programs. It also offers off-peak programs. Otter Tail is headquartered in Fergus Falls, Minnesota, the US.


All publicly-announced T&D Line & Substation projects included in this analysis are drawn from GlobalData’s Power IC. The information regarding the projects is sourced through secondary information sources such as country specific utility players, company news and reports, statistical organisations, regulatory body, government planning reports and their publications and is further validated through primary from various stakeholders such as power utility companies, consultants, energy associations of respective countries, government bodies and professionals from leading players in the power sector.

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