The operators of the 800-mile (1,290-kilometer) long trans-Alaska pipeline said they shut the system down as a precaution following the earthquake in southcentral Alaska.

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Michelle Egan is a spokeswoman with Alyeska (Al-ee-es-kuh) Pipeline Service Company.

She says there is no known damage to the pipeline.

She says data will be assessed at an operations center and a physical inspection of the line will be performed. [read more]