California Water Operator Certification

Website & Contact Information

California Water Operator Certification

Office of Operator Certification [ Website ]

State Water Resources Control Board
Attn: Drinking Water OCP
P.O. Box 944212
Sacramento, CA 94244-2120

(916) 449-5611

(916) 449-5654


water operator certification practice testCertification Study Guide provides all of the tools you need to prepare for the Water Operator Certification Exam. Whether it's Water Treatment, Wastewater Treatment, or Water Distribution, our math tutorials, flashcards, and practice tests will help you face the test with confidence.

<strong>California Water Operator Resources</strong>

  • Water Treatment – Recommended Reading Material
  • Water Distribution – Recommended Reading Material