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Browse our FAQ for answers about backflow prevention, what to bring, and the AWWA.
Certification Programs
All courses include written exam prep and hands-on wetlab training.
Backflow Tester Certification
40-hour · Written Exam · Hands-On
Cross-Connection Control Specialist
32-hour · Written Exam · Hands-On
Backflow Tester Refresher
6-hour · Written Exam · Hands-On
Automatic Control Valve
12-hour · Written Exam · Hands-On Training
Hands-on training in our state-of-the-art wetlab
Why WITS
Over 30 years training California’s water workforce.
IACET Accredited
Internationally recognized. CEU credits accepted by water districts across California.
30+ Years Experience
One of California’s most established backflow and cross-connection training programs.
Hands-On Wetlab
Real backflow valve testing and assembly — not just classroom theory. Extra time available too.
Ready to get certified?
Classes fill quickly. Reserve your seat and start your career in water safety.