A man was killed in an explosion at a storage building in northern Utah just after 7 a.m. Tuesday.

Brigham City Police confirmed the death in the explosion at Hypercomp Engineering at 156 S. 800 West; the company manufactures high-pressure tanks and structures made from carbon fiber.

The victim, an employee at Hypercomp, was the only person in the building, according to police. His name has not been released pending the notification of relatives, and the cause of the explosion is under investigation.

According to police, the victim was transferring oxygen from a large tank to a smaller tank when the explosion occurred.

“The employee was working with high pressure gas cylinders when the accident occurred,” according to a statement from Hypercomp President Daryl Thompson. “Normal operating procedures are in place for this operation and were being followed at the time.”

This story will be updated.