(a) If the secretary, upon inspection or investigation by duly authorized representatives or through other means observes, discovers or learns of a violation of this article, its rules, article eleven of this chapter or its rules, or any permit or order issued under this article, he or she shall:
(1) Issue an order stating with reasonable specificity the nature of the alleged violation and requiring compliance immediately or within a specified time. An order under this section includes, but is not limited to, any or all of the following: Orders suspending, revoking or modifying permits, orders requiring a person to take remedial action or cease and desist orders;