AWWA Water Treatment Operator Certification Exam

The AWWA Water Treatment Operator Certification Exam, developed in partnership with Water Professionals International (WPI/ABC), assesses a water operator's competency across treatment processes, equipment operation, laboratory analysis, source water management, and safety procedures. It validates the knowledge and skills required to safely operate drinking water treatment facilities.

30
Questions
35 min
Time Limit
70%
To Pass
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Exam Rules

  • You can skip questions and return to them later
  • Flag questions for review before submitting
  • No feedback shown until you submit the entire exam
  • Unanswered questions count as wrong — answer everything
  • 10 pretest questions are mixed in and don't affect your score
  • Timer auto-submits when time runs out
  • Your progress is auto-saved every 30 seconds