QUINTON, Oklahoma - The drilling company behind January’s deadly gas rig explosion makes the 'Dirty Dozen' list of the top unsafe workplaces in America.

The National Council for Occupational Safety and Health included Patterson UTI on its "Dirty Dozen" list after 5 workers died on the rig in Quinton.

The group also noted Patterson's more than 100 OSHA violations and 13 worker deaths over the last 10 years. 

News On 6 reached out to Patterson for comment, but haven't heard back.