Any person, including any operator or any firm, association, corporation, municipal corporation, or other governmental subdivision or agency who, after thirty days' written notice, operates a public water system which is not in compliance with RCW
70A.120.030(1), shall be guilty of a misdemeanor. Each month of such operation out of compliance with RCW
70A.120.030(1) shall constitute a separate offense. Upon conviction, violators shall be fined an amount not exceeding one hundred dollars for each offense. It shall be the duty of the prosecuting attorney or the attorney general, as appropriate, to secure injunctions of continuing violations of any provisions of this chapter or the rules and regulations adopted under this chapter.