One L-Con Inc. contract worker remains hospitalized following a flash fire at Sunoco Logistics’ Nederland Terminal on Aug. 12, according to information from the company.

A total of seven L-Con contract workers were injured including four who were injured critically.

All employees with burn injuries have been discharged from the hospital.

L-Con’s incident investigation team, Occupational Safety and Health Administration and various regulatory agencies are continuing to investigate the cause of the incident.