Download page for DOH 331-234, revised March 2004 . The purpose of this manual is to provide guidance on the development and implementation of a cross-connection control (CCC) program that will comply with the drinking water regulations, Chapter 246-290-490 Washington Administrative Code.
Drinking water systems may become Polluted or Contaminated through uncontrolled cross connections What is a Cross Connection? A cross connection is a point in a plumbing system where the potable water supply is con-nected to a non-potable source. Briefly, a cross connection exists whenever the drinking water system is or could be connected to ...
What is a cross connection? Health risks & effects on drinking water when plumbing cross connections are present Cross connections - plumbing errors at water softener drains Bacterial hazards caused by cross connections at water softeners, sump pumps, garden hoses, dishwashers, washing machines, etc. What is a plumbing cross connection and why are they bad?
Explaining Cross-Connections, Backflow Prevention, & Safe Drinking Water. Cross-Connection Control Program Regulation. Purpose. The following is presented to provide a general explanation on the subject of backflow prevention.
The TCEQ Cross-Connection Control Questionnaire is periodically mailed to water systems to raise the awareness of the regulations governing cross-connection control and backflow prevention, to get a snapshot of the status of a water system’s cross-connection control program, and to provide an opportunity for outreach and assistance if needed.
December 2016 1 Cross-Connection Control for Small Community Water Systems SWRCB Division of Drinking Water – Visalia District Purpose of Cross-Connection Control Program: Water provided by a public water system may be contaminated via cross-connections within the distribution system.
Cross Connections. A cross-connection is any temporary or permanent connection between a public water system and any source or system containing non-potable water or other substances. An example is the piping between a public water system and an auxiliary water system, cooling system, or irrigation system.
The Joint Municipal Water and Sewer Commission is charged with the responsibility of protecting the water quality by identifying and eliminating all cross connections that could potentially contaminate the water distribution system.
A backflow assembly is required wherever there is a possibility of a cross connection between the public water system and a non-potable water source. Examples include, but are not limited to, irrigation systems, boilers, hot tubs, and other water-using equipment. Find a Certified Tester
The American Water Works Association (AWWA) classifies all irrigation systems connected to a public water system as a high health hazard and recommends an air-gap separation or a reduced-pressure principle backflow prevention assembly (RP) as the appropriate means of protection.