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Synopsis
Pass your wastewater certification exam the first time This study guide is is specially developed to give wastewater operators practice answering questions that are similar in format and content to the questions that appear on certification exams.Sample questions are provided for Classes I, II, III, and IV wastewater operator certification exams, so you can study the questions that are specific to your grade level. Answers and references are included for questions. Math questions include the method to solve.
Book Details
Published
June 18, 2026
Publisher
American Water Works Association
Pages
274
Format
Spiral
ISBN
9781583217283