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Backflow Test Due Date Calculator, Free Tool

Quick planning estimates from the Exodus Water Services engineering team.

Free with email

Backflow Test Due Date Calculator

Formula: Annual test due 12 months from last test (CA requires yearly testing of backflow prevention assemblies)

Enter your values and hit Calculate.

Why this matters for your water system

Find the next annual backflow assembly test due date for California systems.

These planning estimates help operators catch issues early, but regulatory submittals, treatment changes, and compliance decisions should always be reviewed by a licensed professional. Exodus Water Services provides that review as part of our compliance, cross-connection control, and operations programs across California.

Ensuring Safe & Compliant Water Systems in California

Talk to our team today, 24/7 support for emergencies, quotes, and compliance questions.

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