Protecting Our Water: Who is Responsible for Cross-Connection Control Programs?
- bill57931
- 17 hours ago
- 2 min read

Clean water is essential, but it's vulnerable to contamination through cross-connections – points where the potable (drinkable) water supply could potentially mix with non-potable sources. Backflow, the unwanted reversal of water flow, can pull contaminants into our clean water through these connections.
To prevent this serious health hazard, Cross-Connection Control (CCC) programs are established. But a common question arises: who is actually responsible for implementing and managing these vital programs?The answer isn't always a single entity; responsibility is often shared, though the primary roles typically fall to these key players:
The Public Water Supplier (Water Purveyor/Utility)
In most jurisdictions, the local water utility or supplier bears the primary responsibility for establishing and overseeing the overall CCC program within their service area. Their duties often include:
Developing the specific rules and regulations for the program based on state and federal guidelines (like those from the EPA).
Identifying properties or facilities that require backflow prevention devices based on their potential hazard level.
Maintaining records of installed backflow preventers and their test results.
Enforcing compliance, which may include issuing notices, assessing fines, or even suspending water service for non-compliance.
Educating consumers about the dangers of cross-connections and the importance of backflow prevention.
The Property Owner/Water Customer
While the water supplier manages the program, the property owner is typically responsible for compliance on their own property. This means:
Installing the correct type of backflow prevention assembly as required by the water supplier or local plumbing codes at their expense.
Maintaining the backflow preventer in good working order.
Arranging and paying for periodic testing (usually annually) of the backflow prevention device(s) by a certified tester.
Submitting test results to the water supplier.
Preventing the creation of new, unprotected cross-connections on their property.
This responsibility applies to residential, commercial, and industrial property owners alike.
Certified Backflow Prevention Professionals
Licensed plumbers and certified backflow assembly testers play a crucial hands-on role. While not responsible for the program rules or ultimate compliance, they are responsible for:
Correctly installing backflow prevention assemblies according to code.
Performing accurate tests on the devices.
Properly repairing failing devices.
Completing and often submitting the required testing and repair documentation to the water supplier and property owner.
Regulatory Agencies (State/Local Health Departments & Plumbing Authorities)
These agencies often set the minimum standards and legal framework that water suppliers must follow when creating their CCC programs. They provide oversight and ensure that water systems are operating safely.
In Summary
Implementing an effective Cross-Connection Control program is a collaborative effort. The water supplier creates and manages the framework, but the property owner holds the direct responsibility for installing, testing, and maintaining the necessary protective devices on their premises.
Certified professionals provide the technical expertise for installation and testing. Understanding these roles is crucial for ensuring compliance and, most importantly, protecting the safety and integrity of our shared water supply. Always check with your local water utility for the specific requirements in your area.
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