Sec. 12. (a) The commission shall obtain and maintain primary enforcement authority for Class II wells under the Underground Injection Control Program, promulgated under:
(1) Part C of the federal Safe Drinking Water Act (Public Law 93-523, as amended by Public Law 96-502, 42 U.S.C. 300f et seq.) in effect January 1, 1988; and
(2) 40 CFR Parts 124, 144, 145, 146, and 147 Subpart P, in effect January 1, 1988.
(b) The commission shall enforce the requirements of the Underground Injection Control Program and all other rules under this article to prevent the pollution or endangerment of underground sources of drinking water caused by a well regulated by this article.