(a) The supplier of water shall, as soon as practicable, notify the local county health departments, the board, the administrator, users, the public and communications media located in the area served by the system whenever a public water system:
(1) Is not in compliance with the state primary drinking water regulations;
(2) Fails to perform monitoring required by regulations adopted by the board;
(3) Is subject to a variance granted for an inability to meet a maximum contaminant level requirement;
(4) Is subject to an exemption; or
(5) Fails to comply with the requirements prescribed by a variance or exemption.
(b) The notice shall include the fact of violation of public drinking water regulations, variance or exemption from compliance with such regulations and the extent, nature and possible health effects of such fact. Public notice shall be given in a manner prescribed by regulation.