1. The Department may require the holder of a general permit to apply for and obtain an individual permit.
2. An individual permit may be required by the Department in any of the following cases, without limitation:
(a) If the discharge or injection of fluids through a well is not in compliance with the conditions of the general permit.
(b) If a change in circumstances has occurred and the general permit is no longer applicable.
(c) If the Department determines that the discharge or injection of fluids is a significant or potentially significant contributor of pollutants. In making this determination, the Department may consider:
(1) The location of the discharge or injection;
(2) The size of the discharge or injection; and
(3) The quantity and nature of the pollutants discharged or injected.