(A) An approved backflow prevention device or an approved reduced pressure zone principle backflow prevention device shall be installed on each water service line to a consumer's water system, when in the judgment of the Director actual or potential hazards to the public water supply system may exist.
(B) An approved backflow prevention device or an approved reduced pressure zone principle backflow prevention device shall be installed on each water service line to a consumer's water system where any of the following conditions exist:
(1) Premises for which the Director makes an independent determination that actual or potential hazards to the municipal water system exist.
(2) Premises where any substance exists which can create an actual or potential hazard to the public water supply system.
(3) Premises having internal cross- connections that, in the judgment of the Director, 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-connections survey.
(5) Premises having a repeated history of cross-connections being established or reestablished.
(6) Premises having an auxiliary water system, unless such auxiliary water system is accepted as an additional source, are approved by the Agency and local authority.
(7) Premises having intricate plumbing arrangements which make it impractical to determine whether or not cross-connections exist.
(C) An approved backflow prevention device or an approved reduced pressure zone principle backflow prevention device shall be installed on each water line to a consumer's water system serving, but not necessarily limited to, the following types of facilities unless the Director determines that no actual or potential hazard to the public water supply system exist:
(1) Hospital, mortuaries, clinics, nursing homes.
(2) Laboratories.
(3) Sewage treatment plants, sewage pumping stations or storm water pumping stations.
(4) Food or beverage processing plants.
(5) Chemical plants.
(6) Metal plating industries.
(7) Petroleum processing or storage plants.
(8) Radioactive material processing plants or nuclear reactors.
(9) Car washes.
(10) Properties with underground irrigation systems.
(11) Veterinarians, kennels.
(12) Hotels, motels, laundry mats, dry cleaners.
(13) Schools.
(14) Multiple story buildings, including but not limited to, buildings containing three (3) dwelling units or more.
(15) Properties with fire suppression systems.
(Ord. 09-2732, passed 8-25-09)