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Water Treatment Operator Need-to-Know Criteria
Need-to-Know Criteria outline the content that will be covered on an ABC standardized exam.
- 2017 Water Treatment Operator Class I
- 2017 Water Treatment Operator Class II
- 2017 Water Treatment Operator Class III
- 2017 Water Treatment Operator Class IV
Water Treatment Operator Formula/Conversion Table
ABC standardized exams are administered with an ABC Formula/Conversion Table containing mathematical formulas and common abbreviations that may be present on the exam.
2017 Water Treatment Operator Formula/Conversion Table
Water Treatment Operator Exam References
The following are approved as reference sources for the 2017 ABC standardized water treatment operator exams.
American Water Works Association (AWWA)
- *WSO: Water Treatment Series (Grade 1, Grade 2, Grades 3 & 4)
- *WSO: Water Distribution Series (Grades 1 & 2, Grades 3 & 4)
- Basic Science Concepts and Applications
- Water Quality
- Water Sources
- Water System Security, A Field Guide
*These WSO texts replace previous AWWA titles Water Treatment and Water Transmission and Distribution. Visit www.awwa.org/wso to learn more about transitioning between the guides.
Association of State Drinking Water Administrators (ASDWA) and National Rural Water Association (NRWA)
- Security Vulnerability Self Assessment Guide for Small Drinking Water Systems
California State University, Sacramento (CSUS) Foundation, Office of Water Programs
- Manage for Success
- Water Treatment Plant Operation, Volume I and II