Otter Tail Power Company Announces Withdrawal From Big Stone II FERGUS FALLS, Minn., Sept. 11, 2009 (GLOBE NEWSWIRE) -- Otter Tail Power Company today announced its withdrawal -- both as a participating utility and as the project's lead developer -- from Big Stone II, a 500-to-600-megawatt coal-fired power plant proposed for near Milbank, South Dakota, with related transmission upgrades in South Dakota and Minnesota. According to Otter Tail Power Company President and CEO Chuck MacFarlane, the broad economic downturn coupled with a high level of uncertainty associated with proposed federal climate legislation and existing federal environmental regulation have resulted in...