One worker suffered minor injuries after an explosion in a coal bunker at DTE Energy’s (NYSE: DTE) 1,400 MW St. Clair coal-fired power plant in Michigan. The explosion happened on May 20 and is currently under investigation.

A company spokesman said the plant’s fueling system was temporarily shut down following the explosion, and one of six generating units was taken out of service. A second generating unit was already shut down for maintenance, while the remaining four continued operating.

Electricity service was not interrupted to customers.

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