Backflow Prevention Assembly Tester Certification
Pass your backflow tester exam with 400+ practice questions. Master cross-connection control, assembly types, testing procedures, and field documentation.
Backflow Tester Overview
Backflow preventer testers must be certified by their state's drinking water agency. The exam covers cross-connection control theory and practical assembly testing procedures.
Most states use a written exam (40–60 questions) plus a hands-on practical. Certification typically valid 3–5 years with continuing education for renewal. The AWWA, ASSE, and USC FCCCHR all publish relevant standards.
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Frequently Asked Questions
What is a backflow preventer tester?▼
A certified tester who inspects, tests, and maintains backflow prevention assemblies to ensure they protect water systems from contamination. Annual testing is legally required in most jurisdictions.
What's on the certification exam?▼
Cross-connection control theory, assembly types and components, testing procedures, field test methods, documentation, hazard classifications, and state/local regulations. Most exams: 40–60 questions, 70% passing.
Is there a practical component?▼
Yes, most states require both a written exam and a hands-on practical test. You'll demonstrate ability to perform field testing on actual assemblies using proper equipment.
Which standard is most tested (ASSE/AWWA)?▼
ASSE 5410 and AWWA C506 are both common. ASSE tends to focus on practical testing, AWWA on general knowledge. Know both — most exams blend them.
How often must I recertify?▼
Most states: every 3–5 years. Recertification typically requires continuing education and/or retaking the exam.
Does certification transfer between states?▼
No. Each state has its own certification program. If you move or work across state lines, you'll need to get certified in the new state.