(Shenandoah, Iowa) – Two employees working on a corn mash pump at the Green Plains bio-fuels plant in Shenandoah, were injured during an incident Thursday evening. According to the Shenandoah Fire Department, Shenandoah Fire and Shenandoah Ambulance Service was dispatched to Green Plains for a possible chemical exposure. Upon arrival it was determined there  had been a small explosion associated with the corn mash pump. Both employees suffered burns.

The employees were treated and transported to Shenandoah Medical Center and then later transported via air ambulance to a higher level of care. No chemicals were released into the environment and there is no risk to the public.

Emergency responders were assisted at the scene by officers with the Shenandoah Police Department – Iowa and Fremont County Sheriff’s deputies.