Water distribution and treatment operators, supervisors, and managers are required to pass certification exams. The most useful way to prepare for these exams is by solving calculations and knowledge problems and by completing practice exams. Solving a problem and immediately finding out the correct answer helps to determine if you worked out the problem correctly and understand the solution steps. In this book you will find numerous mathematical and knowledge problems' discussions and explanations, including detailed steps for solving water distribution and treatment related problems, hints and examples of how the problems are applied in the field, plenty of multiple-choice problems with detailed solutions, and multiple choice practice exams. With over 300 problems, there are ample opportunities to practice a variety of water distribution and treatment related mathematical and knowledge problems.

Overall, this book presents the fundamentals of what a water distribution and treatment operator, supervisor, or manager needs to know, and serves as a foundation upon which more knowledge can be built. Initially, the primary purpose of this book was to be a study guide for the Water Distribution or Treatment certification exam. However, it has evolved to be a more comprehensive book that can also be used as a supplement textbook for college exam preparation courses, as a self-study guide and "last minute" practice material, or as a quick reference for common water distribution and treatment problems that operators encounter on a day-to-day basis.