12 May '11, 10pm

Keystone pipeline spilled tar-sands oil 11 times in past year. Do we really want to supersize it?

Keystone pipeline spilled tar-sands oil 11 times in past year. Do we really want to supersize it?

The routes of the existing and proposed Keystone pipelines. Image: RL Miller The State Department is currently weighing whether to approve the Keystone XL pipeline, which would carry tar-sands oil some 2,000 miles southward, from Alberta, Canada, to Houston and Port Arthur, Texas. It would be an expansion of the now-operational Keystone pipeline that goes as far as Cushing, Okla. The original Keystone pipeline has been in operation less than one year, and its owner TransCanada predicts no more than one spill every seven years. Instead of one spill every seven years, oil has spilled 11 times in the last year. Whoops. A May 7 spill of 500 barrels in North Dakota, which sent a geyser of oil spurting 60 feet into the air, was expected to shut the pipeline for a week. The spill apparently occurred as a result of a valve failure at a pumping station . TransCanada's response: Spi...

Full article: http://www.grist.org/oil/2011-05-12-lets-supersize-a-disa...

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