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Problems for additional practice are also included
If you were previously familiar with AWWA's Water Operator Certification Study Guide
This guide is a textbook style guide with self-study questions at the end of each major section
The Wastewater Operator’s Guide to Preparing for the Certification Examination was prepared jointly by the Water Environment Federation
This guide includes sample questions and answers only
Water Operator Certification Exam Prep (AWWA) (Levels 1-4) WD Problems for additional practice areThis study guide is designed to give water operators and students practice in answering questions that are similar in format and content to the questions that appear on provincial certification exams. Sample questions and answers for both water treatment, water distribution and supply and water distribution systems are included. If you were previously familiar with AWWA's Water Operator Certification Study Guide, Sixth Edition this replaces that book,
