(a) Certification of need application If any person who uses chlorine, activated carbon, lime, ammonia, soda ash, potassium permanganate, caustic soda, or other chemical or substance for the purpose of treating water in any public water system or in any public treatment works determines that the amount of such chemical or substance necessary to effectively treat such water is not reasonably available to him or will not be so available to him when required for the effective treatment of such water
(1) The supplier of water shall collect water samples or have them collected on a schedule at least equal to that outlined in the rules, shall cause those samples to be analyzed in the state laboratory or a laboratory certified by the department or by the United States environmental protection agency for contaminants listed in the state drinking water standards, and shall report the results of the analyses to the department in a timely manner as specified in the rules. (2) If a supplier of water