(a) In case of noncompliance with the provisions of this Chapter or with the terms and conditions of any license or permit issued hereunder, the Administrator in addition to or in lieu of proceeding under § 46112 may notify the Attorney General of such noncompliance. The Attorney General, upon receipt of such notification, may institute an appropriate action or proceeding at law or in equity to restrain, correct, or remove such noncompliance.

(b) For all cases of noncompliance referred to the Attorney General by the Administrator, quarterly reports shall be prepared by the Attorney General and submitted to the Administrator summarizing the status of actions taken to restrain, correct, or remove such noncompliance.