Evacuation and shelter-in-place orders are in place after a styrene leak at a Cleves railyard Tuesday afternoon. Officials said the railcar had stopped leaking the dangerous chemical but residents should remain out of the area.

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Update: The railcar in Whitewater Township has stopped leaking styrene but the evacuation order remains in place. See our latest story on cincinnati.com for updates. Officials continue to work at the scene of a railcar leaking styrene in a railyard in Whitewater Township near Cleves.

Officials said they're worried about a "possible explosion" after a train carrying styrene leaked Tuesday afternoon, spurring evacuations in the Cleves and Whitewater Township areas.

A dangerous chemical leak near State Route 128 has prompted an evacuation order for people in the area, according to Hamilton County emergency management and fire officials.