Chapter 13.20
BACKFLOW PREVENTION
Sections:
13.20.020 Cross-connections declared unlawful.
13.20.030 Backflow prevention devices to be installed.
13.20.040 Regulation of private water supplies.
13.20.050 Adoption of state regulations.
13.20.010 Definitions.
A. “Backflow” means a flow, other than the intended direction of flow, of any foreign liquids, gases or substances into the distribution system of a public water supply.
B. “Backflow prevention device” means a device approved by the State of Washington Department of Social and Health Services, or such other state department as has jurisdiction over the subject matter, and by the American Water Works Association, used to counteract back pressure or prevent back siphonage into the distribution system of a public water supply.
C. “Cross-connection” means 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 wastes or liquids of unknown or unsafe quality, which may be capable of imparting contamination to a public water supply as a result of backflow. (Ord. 85-21 § 1, 1985)
13.20.020 Cross-connections declared unlawful.
The installation or maintenance of a cross-connection, which, in the opinion of the city engineer or his designee, will endanger the water quality of the potable water supply of the city of Bainbridge Island is unlawful. (Ord. 85-21 § 1, 1985)
13.20.030 Backflow prevention devices to be installed.
Backflow prevention devices, when required to be installed in the opinion of the city engineer or his designated representative, shall be installed and maintained by the service customer on any service connection to the city of Bainbridge Island water supply system where the backflow prevention devices are necessary for the protection of the city of Bainbridge Island’s water supply. (Ord. 85-21 § 1, 1985)
13.20.040 Regulation of private water supplies.
Use or operation of a private water supply system, contrary to the provisions of the ordinances of the city of Bainbridge Island, or the laws of the state or the rules and regulations of the state Board of Health regarding public water supplies where the private system is served by the city public water supply is unlawful. (Ord. 85-21 § 1, 1985)
13.20.050 Adoption of state regulations.
Rules and regulations of the state Board of Health regarding public water supplies, entitled “Cross-Connection Control Regulations in Washington State,” WAC 248-54-250 through 248-54-500, and the American Water Works Association, Pacific Northwest Section’s third edition of “Accepted Procedure and Practice in Cross-Connection Manual” as they presently exist, and as they may from time to time be amended in the future, are adopted by this reference as if set forth in full. (Ord. 85-21 § 1, 1985)
13.20.060 Abatement of unlawful cross-connections and installation of backflow prevention devices – Procedures.
Cross-connections declared in this chapter to be unlawful, whether presently existing or hereinafter installed, and/or services requiring backflow prevention devices and/or unlawful use or operation of a private water supply system served by the city public water supply are public nuisances, and, in addition to any other provisions of this code or the ordinances of the city of Bainbridge Island on abatement of public nuisances, shall be subject to abatement in accordance with the following procedure:
A. In the event that the city engineer or his designee determines that a nuisance as herein provided does exist, written notice shall be sent to the person in whose name the water service is established under the records of the city of Bainbridge Island, or alternatively, a copy of such written notice shall be posted on the premises served.
B. The notice shall provide that the nuisance described herein shall be corrected within 30 days of the date the notice is mailed or posted on the premises.
C. In the event the nuisance is not abated within the prescribed time, water service to the premises shall be discontinued.
D. In the event that the nuisance, in the opinion of the city engineer, or his designated representative, presents an immediate danger of contamination to the public water supply, service from the city water supply system to the premises may be terminated without prior notice; provided, however, notice will be posted on the premises in the manner heretofore provided at the time the service is terminated. (Ord. 85-21 § 1, 1985)
13.20.070 Penalties.
In addition to the remedies set forth herein, any person found guilty of violating any of the provisions of this chapter shall be subject to the penalties as set forth in BIMC 1.24.010. (Ord. 85-21 § 1, 1985)