Xcel Energy plans to build a new $500 million transmission line through parts of western Wisconsin. The company says it’s needed to maintain grid reliability as the utility transitions away from coal-fired power plants and brings in more wind power from Minnesota and the Dakotas.

It will be some time before the final route of the 345-kilovolt Western Wisconsin Transmission Connection is known. Xcel Energy doesn’t plan to submit an application with the state Public Service Commission until summer 2024.

But the company expects the line to start at an existing substation near the City of Blair in Trempealeau County and connect with another transmission line near the City of Owen in Clark County or the Village of Sheldon in Rusk County.

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