§ 18-139. Definitions.

For the purposes of this article, the following terms shall have the following meanings:

(a)

Auxiliary water system: Any water source, supply, system, equipment, unapproved water system or approved public water system that is intended to supplement the county or customers potable water supply system. Auxiliary waters include, but are not limited to, water from another jurisdiction's public potable water system, a well, cistern, stream, spring, pond, lake, river, water storage tank or container, or other water which the county does not control.

(b)

Backflow: The reverse of the normal flow of water or other liquids, mixtures or substances through the distributing pipes of any water system because of an increase or decrease in pressure.

(c)

Backflow preventer, backflow prevention method, backflow prevention assembly or backflow prevention device: Techniques or mechanisms specifically designed and manufactured to prevent backflow. Examples include, but are not limited to, a physical separation called an "airgap", and mechanical valves called the "reduced pressure principal assembly", the "double check valve assembly" the "pressure vacuum breaker", and the "atmospheric vacuum breaker".

(d)

Backpressure: The reverse of the normal flow of water or other liquids, mixtures or substances through the distributing pipes of the water system because of an increased or positive pressure.

(e)

Back-siphonage: The reverse of the normal flow of water or other liquids, mixtures or substances through the distributing pipes of the water system because of a reduced or negative pressure.

(f)

Consumer: Any individual who drinks or uses potable (drinking) water.

(g)

Contamination: The introduction or presence of any foreign substance into the potable water that creates a hazard to human health.

(h)

County potable water supply system: The facilities, equipment and conduits that distribute drinking water including treatment plants, pump stations, pipes, valves, hydrants, meters and other equipment that produces, processes, conveys, measures and monitors water provided to consumers for sanitary and irrigation purposes and is owned, operated and maintained by the County of Chesterfield.

(i)

Cross-connection: Any existing or potential piping or plumbing interconnection or structural arrangement between a potable water supply and other source, supply or system through which it is possible to introduce any used water, industrial fluid, gas, process fluid, sewage or other substance that has the potential to pollute or contaminate the potable water.

(j)

Director: The director of utilities or the building official, and any person designated by either or both of them to act on their behalf.

(k)

Owner: The owner, occupant or tenant responsible for the piping, plumbing, equipment, processes, systems, fixtures, appliances and water uses within a building, structure or property, or for the water or sewer account with the county.

(l)

Owner's potable water supply system: The water system, equipment, piping, plumbing, and water using appliances and fixtures on the owner's property or within any structure or building thereof, downstream of the water meter and supplied by or in any manner connected to the county potable water supply system.

(m)

Plumbing fixtures: Receptacles, devices or appliances that are installed to supply, carry, receive or discharge water or wastewater.

(n)

Plumbing system: Water supply and distribution pipes, plumbing fixtures, traps, soil, waste and vent pipes, building drains, building sewers, water-treating and water-using equipment and connection devices, appliances and appurtenances that supply, use, hold, contain, carry or discharge water and wastewater to, throughout and from an owner's building, structure or property.

(o)

Pollution: The introduction or presence of any foreign substance in the water that degrades its quality so as to impair its usefulness but without presenting a health hazard to the public.

(p) Water, potable: Water that is free from impurities and contains chemical, biological and mineral quantities which comply with the requirements of the Safe Drinking Water Act and its amendments enacted by the United States Environmental Protection Agency (USEPA), the Waterworks Regulations promulgated by the Virginia Department of Health, and the Code of the County of Chesterfield, Virginia.

(q)

Water, nonpotable: Water that is not safe for human consumption, sanitary or culinary use.

(Ord. of 4-29-09(2), § 1)

Cross reference— Definitions and rules of construction generally, § 1-2.

(Ord. of 4-29-09(2), § 1)

Cross reference

Definitions and rules of construction generally, § 1-2.