One building suffered significant structural damage as a result of the explosion.
Four workers have been found, but one remains missing after a chemical explosion at an industrial park in Newburyport, Mass., early Thursday.
Authorities first received reports of the explosion at 12:45 p.m., according to a news release from the Newburyport Fire Department.
The four workers inside the building were taken to the hospital, treated and later released, firefighters said. The authorities continue to search for the fifth worker.
An “industrial-sized tub” that was previously inside the building was moved approximately 30 feet as a result of the explosion and was found in a parking lot next to the building, the department said of firemen
The building has sustained significant structural damage as a result of the chemical explosion, and there is no danger to the public at this time, according to firefighters.
This is a developing story. Check back for updates.