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The definitions set forth in section 12-1-6 of this title are incorporated herein by reference. Unless the context clearly requires otherwise, the following words and phrases used in this chapter shall have the following meanings:

ACTIVE DATE: The first day that a backflow prevention assembly or backflow prevention method is used to control a cross connection in each calendar year.

AIR GAP: A physical separation between the free flowing discharge end of a potable water supply pipeline and an open or nonpressure receiving vessel installed in accordance with standard ASME A112.1.2.

BACKFLOW: The undesirable reversal of flow of water or mixtures of water and other liquids, gases or other substances into the town's water system from any source or sources other than its intended source.

BACKFLOW CONTAMINATION EVENT: Backflow into the town's water system from an uncontrolled cross connection such that the water quality no longer meets the Colorado primary drinking water regulations or presents an immediate health and/or safety risk to the public.

BACKFLOW PREVENTION ASSEMBLY: Any mechanical assembly installed at a water service line or at a plumbing fixture to prevent a backflow contamination event, provided that the mechanical assembly is appropriate for the identified contaminant at the cross connection and is an in-line field testable assembly.

BACKFLOW PREVENTION METHOD: Any method and/or nontestable device installed at a water service line or at a plumbing fixture to prevent a backflow contamination event, provided that the method or nontestable device is appropriate for the identified contaminant at the cross connection.

CERTIFIED CROSS CONNECTION CONTROL TECHNICIAN: A person who possesses a valid backflow prevention assembly tester certification from one of the following approved organizations: American Society Of Sanitary Engineering (ASSE) or the American Backflow Prevention Association (ABPA). If a certification has expired, the certification is invalid.

COMPLAINANT: The responsible party who has filed an appeal of civil penalties imposed under this chapter.

CONTAINMENT: The installation of a backflow prevention assembly or a backflow prevention method at any connection to the town's water system that supplies an auxiliary water system, location, facility, or area such that backflow from a cross connection into the town's water system is prevented.

CONTAINMENT BY ISOLATION: The installation of backflow prevention assemblies or backflow prevention methods at all cross connections identified within an owner's water system such that backflow from a cross connection into the town's water system is prevented.

CONTROLLED: Having a properly installed, maintained, and tested or inspected backflow prevention assembly or backflow prevention method that prevents backflow through a cross connection.

CROSS-CONNECTION: Any connection that could allow any water, fluid, or gas such that the water quality could present an unacceptable health and/or safety risk to the public, to flow from any pipe, plumbing fixture, or an owner's water system into the town's water system or any other part of the town's water system through backflow.

RESPONSIBLE PARTY: The person billed for water service provided by the town, or the owner of the property served by town water if the owner is different than the person billed. In the event that the property owner and the person billed for town water service are different, the owner shall be solely responsible for all obligations and duties of this section.

SINGLE-FAMILY RESIDENTIAL USE: A single dwelling which is occupied by a single-family and is supplied by a separate service line; or a single dwelling comprised of multiple living units where each living unit is supplied by a separate service line.

UNCONTROLLED: Not having a properly installed and maintained and tested or inspected backflow prevention assembly or backflow prevention method, or the backflow prevention assembly or backflow prevention method does not prevent backflow through a cross connection.

WATER DIVISION MANAGER: The town's water division manager, or such person's designee.

WATER SUPPLY SYSTEM: A water distribution system, piping, connection fittings, valves and appurtenances within a building, structure, or premises. Water supply systems are also referred to commonly as premises plumbing systems. (Ord. 17, Series 2016; amd. Ord. 6, Series 2023)