S. 30-2022 - Enact 1306.76 Backflow Prevention & Cross Contamination

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into the public or a potable consumer's water system. This includes, but is not limited to: a. polluted or contaminated waters; b. process waters; _ c. used waters originated from the public water system which may have deteriorated in sanitary quality; d. cooling waters; e. contaminated natural waters taken from wells, lakes, streams, or irrigation systems; f. chemicals in solution or suspension; and g. oils, gases, acids, alkalis, and other liquid and gaseous fluids used in industrial or other processes, or for fire fighting purposes. 23. "Public water system" has the meaning ascribed to such term in Section 6109.01 and 6109.02 of the Ohio Revised Code. 24. "Reduced pressure principle backflow prevention assembly" means an assembly containing a minimum of two independently acting check valves together with an automatically operated pressure differential relief valve located between two check valves. During normal flow and the cessation of normal flow, the pressure between these two checks shall be less than the supply pressure. In case of leakage of either check valve, the differential relief valve, by discharging to the atmosphere, shall operate to maintain the pressure between the check valves at less than the supply pressure. The unit must include tightly closing .shutoff valves located at each end of the device, and each device shall be fitted with properly located test cocks. 25. "Service connection" means the terminal end of a service line from the public water system. If a meter is installed at the end of the service, then the service connection means the downstream end of the meter. 26. "Supplier of water" means the owner or operator of a public water system. 27. "System hazard" means a condition posing an actual or potential threat of damage to the physical properties of the public water system or a potable consumer's water system. 28. "Pollutional- hazard" means a condition through which an aesthetically objectionable or degrading material not dangerous to health may enter the public water system or a potable consumer's water system. 29. "Used water" means any water supplied by a supplier of water from a public water system to a consumer's water system after it has passed through the service connection and is no longer under the control of the supplier.