Notwithstanding any other provision of this chapter, upon receipt of evidence that a pollution source or combination of sources, including industrial users of publicly owned treatment works, is presenting an imminent and substantial endangerment to water or groundwaters or to the health of persons or to the welfare of persons by endangering their livelihood, the Secretary may bring suit on behalf of the State in Superior Court in the county where the source is located to immediately restrain any person causing or contributing to the alleged pollution to stop the discharge or introduction of the waste causing or contributing to that pollution or to take other action as may be necessary. (Added 1973, No. 103, § 15, eff. April 24, 1973; amended 1981, No. 222 (Adj. Sess.), § 25.)