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Cross-Connection Ordinance

Ordinance No. 419-25 of the Meadow Vista County Water District
Amending Ordinance 380-06

THE MEADOW VISTA COUNTY WATER DISTRICT DOES ORDAIN AS FOLLOWS:

SECTION 1: PURPOSE

The purpose of this ordinance is (1) to protect the public water supply against actual or potential contamination that may occur within a water user’s premises because of some undiscovered or unauthorized cross connection on the premises; (2) to eliminate existing connections between drinking water systems and other sources of water that are not approved as safe and potable for human consumption; (3) to eliminate cross-connections between drinking water systems and sources of contamination; (4) to prevent the making of cross-connections in the future.

This rule is pursuant to the State of California Water Resources Control Board’s Cross-Connection Control Policy Handbook (CCCPH) which requires mandatory compliance with the CCCPH by all public water systems. The provisions of the CCCPH shall prevail over any inconsistent provisions contained in this Ordinance. The District Secretary shall maintain 3 copies of the CCCPH at all times in the office of the District for examination by the public. A copy of the CCCPH is attached as Exhibit ‘A’ and is hereby adopted and incorporated into this Ordinance as is fully set forth.

It is unlawful for any person, firm, or corporation at any time to make or maintain or cause to be made or maintained, temporarily or permanently, for any period of time whatsoever, any cross-connection between plumbing pipes or water fixtures being served with water by the District water department and any other source of water supply or to maintain any sanitary fixture or other appurtenances or fixtures which, by reason of their construction, may cause or allow backflow of water or other substances into the water supply system of the District and/or the service of water pipes or fixtures of any consumer of the District.

Operational policies, testing protocols, recordkeeping, and hazard assessment procedures shall be governed by the District’s Cross-Connection Control Plan developed in accordance with the CCCPH.

SECTION 2: DEFINITIONS

  1. “Air-gap separation” or “AG” means a physical vertical separation of at least two (2) times the effective pipe diameter between the free-flowing discharge end of a potable water supply pipeline and the flood level of an open or non-pressurized receiving vessel, and in no case less than one (1) inch.
  2. “Approved water supply” means a water source that has been approved by the State Water Board for domestic use in a public water system and designated as such in a domestic water supply permit issued pursuant to section 116525 of the CHSC.
  3. “Auxiliary water supply” means a source of water, other than an approved water supply, that is either used or equipped, or can be equipped, to be used as a water supply and is located on the premises of, or available to, a water user.
  4. “Backflow” means an undesired or unintended reversal of flow of water and/or other liquids, gases, or other substances into a public water system’s distribution system or approved water supply.
  5. “Backflow prevention assembly” or “BPA” means a mechanical assembly designed and constructed to prevent backflow, such that while in-line it can be maintained and its ability to prevent backflow, as designed, can be field tested, inspected and evaluated.
  6. “Backflow prevention assembly tester” means a person who is certified as a backflow prevention assembly tester.
  7. “Community water system” means a public water system that serves at least 15 service connections used by yearlong residents or regularly serves at least 25 yearlong residents of the area served by the system.
  8. “Contact hour” means not less than 50 minutes of a continuing education course.

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