For the purpose of this chapter, the following definitions shall apply unless the context clearly indicates or requires a different meaning.
AIR GAP SEPARATION. The unobstructed vertical distance through the free atmosphere between the lowest opening from any pipe or faucet supplying water to a tank, plumbing fixture, or other device and the flood level rim of the receptacle.
APPROVED TESTER. A person who is qualified to make inspections and to test and repair backflow prevention/cross connection control devices and who is approved by the municipality.
AUTHORIZED REPRESENTATIVE. Any person designated by the municipality to administer this subchapter.
AUXILIARY WATER SUPPLY. Any water source system, other than the public water supply, that may be available in the building or premises.
BACKFLOW. The flow other than the intended direction of flow or any foreign liquids, gases, or substances into the distribution system of a public water supply.
BACKSIPHONAGE. The flowing back of water or other foreign liquids, gases, or substances into the water distribution system due to negative pressure in the piping of the water distribution system.
BACKFLOW PREVENTION DEVICE. Any device, method, or type of construction intended to prevent backflow into a potable water system, provided that backflow preventers have been tested and approved by a reputable testing laboratory.
CONSUMER. The owner or person in control of any premises supplied by or in any manner connected to a public water system.
CONTAINMENT. Protection of the public water supply by installing a cross connection control device or air gap separation on the main service line to a facility or as an installation within equipment handling potentially hazardous materials.
CONTAMINATION. An impairment of the quality of the water by sewage, process fluids, or other wastes to a degree which could create an actual hazard to the public health through poisoning or through spread of disease by exposure.
CROSS CONNECTION. Any physical link between a potable water supply and any other substance, fluid, or source which makes possible contamination of the potable water supply due to the reversal of flow of the water in the piping or distribution system.
DEGREE OF HAZARD. An evaluation of the potential risk to public health and the adverse effect of the hazard upon the potable water system.
HAZARD.
HEALTH HAZARD. Any condition, device, or practice in the water supply system and its operation which could create or may create a danger to the health and well-being of the water consumer.
PLUMBING HAZARD. A plumbing type cross connection in a consumer's potable water system that has not been properly protected by a vacuum breaker, air-gap separation, or backflow prevention device.
POLLUTIONAL HAZARD. An actual or potential threat to the physical properties of the water system or to the potability of the public or the consumer's potable water system but which would constitute a nuisance or be aesthetically objectionable or could cause damage to the system or its appurtenances, but would not be dangerous to health.
SYSTEM HAZARD. An actual or potential threat of severe damage to the physical properties of the public potable water system or the consumer's potable water system, or of a pollution or contamination which would have a protracted effect on the quality of the potable water in the system.
ISOLATION. Protection of a facility service line by installing a cross connection control device or air gap separation on an individual fixture, appurtenance, or system.
POLLUTION. The presence in water of any foreign substance (organic, inorganic, or biological) which tends to degrade its quality so as to constitute a hazard or impair the usefulness of the water to a degree which does not create an actual hazard to the public health but which does adversely and unreasonably affect such waters for domestic use.
PUBLIC POTABLE WATER SYSTEM. Any publicly or privately owned water system supplying water to the general public which is satisfactory for drinking, culinary and domestic purposes and meets the requirements of the Nebraska Department of Health and Human Services.
SERVICE CONNECTION. 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 down stream end of the meter.
WATER DEPARTMENT. The municipal water department of the municipality.
(Ord. 305, passed 5-3-94)