(a) Any activity conducted in violation of section 5,¹ or of any bluff setback ordinances or regulations adopted hereunder, is declared to be a public nuisance.

(b) Suits to restrain, prevent or abate violations of this act or any bluff setback ordinances or regulations adopted hereunder, may be instituted in equity or at law by the department, any affected county or municipality, or any aggrieved person. Except in cases of emergency where, in the opinion of the court, the circumstances of the case require immediate abatement of the unlawful conduct, the court may, in its decree, fix a reasonable time during which the person responsible for the unlawful conduct shall correct or abate the same. The expense of such proceedings shall be recoverable from the violator in such manner as may now or hereafter be provided by law.