- November 7, 2012 - 9:11 PM
Headquarters: Calgary, Alberta
In the news: Proposed a new pipeline from western North Dakota oil fields, across Minnesota to Superior, Wis.
Minnesota assets: Pipelines across northern Minnesota and a terminal at Clearbrook, 95 miles east of Grand Forks.
History: First Edmonton-Clearbrook-Superior oil pipeline opened in 1950; five parallel lines were added later, the last in 2010. Oil pipeline from Minot, N.D., built 1962, later acquired and expanded by Enbridge.
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