The project uses 101 Siemens (NYSE: SI) turbines connected to a 465-mile direct current transmission line that Minnesota Power purchased in 2009. The first phase broke ground in 2010 with a total of 33 Siemens 2.3 MW turbines constructed at the site. The first 16 turbines were operational by December 2010 and the rest were operational about a year later. The utility then accelerated the project by building 70, 3 MW Siemens turbines because of the threat of the Production Tax Credit expiring.
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