Dorsey – Maple River Line is a 500kV overhead line with a length of 321.86km from Dorsey, Minnesota, US, to Maple River, Minnesota, US.

The project is expected to be commissioned in 2021.


Dorsey – Maple River Line is an overhead line that will be operated by Minnesota Power. The line will carry alternating current (AC) through double circuit cable.

Approximately $500m was financed by the authorities to undertake the construction works of the project.

Dorsey – Maple River Line project development status

The construction works on the Dorsey – Maple River Line project commissioning is expected in 2021.

About Minnesota Power

Minnesota Power Inc (MP), a subsidiary of ALLETE Inc, is an electric utility that offers electricity distribution and energy related services. The utility’s services include connect and disconnect service, new home construction, payment options, online billing, outdoor lighting, outage reporting, power restoration, electrical safety, rebates and incentives, net metering, energy survey, energy audits, energy efficiency, meter reading, fuel assistance, power outages and capital credits. It owns and operates transmission and distribution lines, and substations. The utility serves residential, commercial, industrial customers and municipalities throughout Minnesota and Wisconsin, 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.