sentences:  If the Trans Mountain Expansion and Northern Gateway pipelines are completed, total capacity from Western Canada to the West Coast could exceed by 2018.California has no pipeline connections that could deliver oil from other producing states or Canada, and in 2012 imported of oil, only 5% of which came from Canada and two-thirds from Saudi Arabia.Canadian (and North Dakota) oil has been much cheaper than Arabian oil so potential exists for delivering oil sands production to California from the West Coasts of British Columbia and Washington by tanker.