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"If you are not happy with the Self-Study Training Materials, for any reason, just let us know and I'll personally rush you a 100% refund." - Robert A. Funk, P.E., President OCTWQA.org
Edition D - Grade II Wastewater Plant Operator Practice Exam (WW-540)
Grade 2. Edition D is the current edition.
Edition A - Grade III Wastewater Operator Practice Exam (WW-19)
Grade 3.Edition C is the most current.
Edition B - Grade III Wastewater Plant Operator Practice Exam (WW-506)
Grade 3. Edition C is the current edition.
Edition C - Grade III Wastewater Plant Operator Practice Exam (WW-550)
Grade 3. Edition C is the current edition.
Edition A - Grade IV Wastewater Plant Operator Practice Exam (WW-560)
Grade 4. Edition A is the current edition.
Edition A- Grade IV Water Plant Operator Certif. Review Practice Exam (W-510)
Grade 4. Multiple choice, true/false, and typical math ...
Water Distribution Grade 1-2 Mathematics (WD-05)
This selection of material is especially suited for ...
Sampling Procedures/Safe Drinking Water Act (WD-51)
Outlines mandated procedures for properly collecting ...
Basic Electricity for Water Distribution Operators (WD-61)
Newly written classroom workbook. Chapter quizzes.
Water Distribution Grade III-IV Math (WD-68)
Advanced distribution operator math for grades 3 and 4. ...
Mechanical Tech & Equipment Maintenance (WD-71)
One of the many mechanical technology workbooks. 9 chapters.
Basic Practical Hydraulics (WD-73)
Basic introduction to hydraulics for water distribution ...
Water Sources, Quality Parameters (WD-76)
This condensed, useful workbook contains 150 pages.
Grade 5 Water Distribution Math Tutoring Review Book (WD-82)
Revised in 2020, grade 5 operators can use this manual to ...
Distribution System Pipeline Improvement Project (WD-112)
Workbook contain typical distribution pipeline construction ...
Grade I-II Revised WD Certification Review Workbook (WD-52)
Booklet to help prepare for certification exam.
