An approved backflow prevention assembly shall be installed on each service line to a consumer's water system serving premises where the following conditions exist:
(a) Premises having an auxiliary water supply, unless such auxiliary supply is accepted as an additional source by the Superintendent of Water, or his or her authorized representative and the source is approved by the OEPA.
(b) Premises on which any substance is handled in such a fashion as to create an actual or potential hazard to the city potable water system. This shall include premises having sources or systems containing process fluids or waters originating from the city potable water system which are no longer under the sanitary control of the Superintendent of Water.
(c) Premises having internal cross connections that, in the judgment of the Superintendent of Water, or his or her authorized representative, are not correctable or intricate plumbing arrangements which made it impractical to determine whether or not cross connections exist.
(d) Premises where, because of security requirements or other prohibitions or restrictions, it is impossible or impractical to make a complete cross connection survey.
(e) Premises having a repeated history of cross connections being established or reestablished.
(f) Others specified by the Superintendent of Water, or his or her authorized representative.
(g) An approved backflow prevention assembly shall be installed on each service line to a consumer's water system service, but not necessarily limited to the following types of facilities, unless the Superintendent of Water or his or her authorized representative determines that no actual or potential hazard to the city potable water [text missing from ordinance]
(1) Hospitals, mortuaries, clinics, nursing homes;
(2) Laboratories;
(3) Piers, docks, waterfront facilities;
(4) Sewage treatment plants, sewage pumping station or storm water pumping station;
(5) Food or beverage processing plants;
(6) Chemical plants;
(7) Metal plating industries;
(8) Petroleum processing or storage plants;
(9) Radioactive material processing plants or nuclear reactors;
(10) Carwash;
(11) A11 water services that are not a residential one family dwelling, two family dwelling or three family dwelling shall install an approved backflow prevention assembly.
(h) An approved backflow prevention assembly shall be installed at any point of connection between the city potable or consumer's water system and an auxiliary water supply, unless such auxiliary supply is accepted as an additional source by the Superintendent of Water, or his or her authorized representative and the source is approved by the OEPA.
(i) Backflow prevention is required on all fire lines. Each fire line and/or fire prevention system will be considered separately for the purposes of determining what backflow prevention assembly is required.
(j) An approved backflow prevention assembly shall be installed on each service line to a consumer's water system serving premises where, in the judgment of the Superintendent of Water, or his or her authorized representative, actual or potential hazards to the city potable water system exist.
(Ord. 19-09, passed 3-14-2019)