(a) An approved backflow prevention device shall be installed on each service line to a consumer's water system serving premises, where in the judgement of the Water/Wastewater Superintendent or the Director, actual or potential hazards to the public potable water system exist.
(b) An approved backflow prevention device shall be installed on each service line to a consumer's water system serving premises where the following conditions exist:
(1) Premises having an auxiliary water system, unless such auxiliary system is accepted as an additional source by the Water/Wastewater Superintendent and the Director of the Ohio Environmental Protection Agency;
(2) Premises on which any substance is handled in such a fashion as to create an actual or potential hazard to the public potable water system. This shall include premises having sources or systems containing process fluids or waters originating from the public potable water system which are no longer under the sanitary control of the Water/Wastewater Superintendent;
(3) Premises having internal cross-connections that, in the judgement of the Water/Wastewater Superintendent, are not correctable, or intricate plumbing arrangements which make it impractical to determine whether or not cross-connections exist;
(4) Premises where, because of security requirements or other prohibitions or restrictions, it is impossible or impractical to make a complete cross- connection survey;
(5) Premises having a repeated history of cross-connections being established or re-established;
(6) Others specified by the Water/Wastewater Superintendent or the Director.
(c) An approved backflow prevention device shall be installed at any point of connection between the public potable or consumer's water system and an auxiliary water system, unless such auxiliary system is accepted as an additional source by the Water/Wastewater Superintendent and the source is approved by the Director of the Ohio Environmental Protection Agency. (Ord. 3979. Passed 5-23-95.)