BACKFLOW: The flow, other than the intended direction of flow, of any foreign liquids, gases, or substances into the distribution system of a public water supply.
BACKFLOW PREVENTION DEVICE: A device to counteract back pressure or prevent back siphonage.
BUILDING OFFICIAL: The Building Inspector of the City of McCall, or his authorized agent.
CONTAMINATION: The entry into or presence in a public water supply of any substance which may be deleterious to health and/or quality of the water.
CROSS-CONNECTIONS: Any physical arrangement whereby a public water supply is connected, directly or indirectly, with any other water supply system, sewer, drain, conduit, pool, storage reservoir, plumbing fixture, or other device which contains or may contain contaminated water, sewage, or other waste or liquids of unknown or unsafe quality which may be capable of imparting contamination to the public water supply as a result of backflow.
HEALTH OFFICER: The Idaho Central District Health Officer, or his authorized agent.
PUBLIC WATER SUPPLY: Any system of water supply intended or used for human consumption or other domestic uses, including source, treatment, storage, transportation and distribution facilities, where water is furnished to any collection or number of individuals, or is made available to the public for human consumption or domestic use.
PURVEYOR: The City of McCall, or its authorized agent.