Whenever the Department finds that an emergency, as hereinabove defined, exists requiring immediate action to protect the public health and safety the Department may, without notice or hearing, issue an order reciting the existence of such emergency and requiring that such action be taken as is necessary to meet the emergency. Notwithstanding any other provision of law, such order shall be effective immediately.

Any person to whom such order is directed shall comply therewith immediately, but on application to the Department shall be afforded a hearing within thirty days. On the basis of such hearing, the emergency order shall be continued, modified or revoked within thirty days after such hearing.