WASHINGTON - The US Letterkenny Army Depot in the state of Pennsylvania has confirmed an explosion reported on Thursday morning.

"There has been an explosion in the industrial area at Bldg 350, Letterkenny Army Depot," the depot said on its social media page.

"There were injuries that fire and emergency services have treated and individuals have been transported to medical facilities," the depot added.

The page categorized the explosion as an "incident" in an earlier post. It has also told employees not to share information regarding the incident with the media.

The Letterkenny Army Depot is located in Chambersburg, a town in the south central part of the state.