Practice Questions for the Water Technologist Exam

Book updated Oct 2026. You may find this book useful in your preparation for the AWT CWT exam. Welcome to this essential collection of practice questions designed to help you prepare for the Association of Water Technologies (AWT) Certified Water Technologist (CWT) examination. Earning the CWT credential is a significant achievement, representing the highest level of expertise in the water treatment industry. This book is crafted to support you in mastering the knowledge and skills required to excel in the field and achieve certification. The CWT designation is recognized industry-wide as a mark of professionalism, indicating that you possess a deep understanding of water treatment principles, best practices, and emerging technologies. It also demonstrates your commitment to maintaining the highest standards of safety, efficiency, and environmental stewardship in your work. This book offers a comprehensive range of questions that cover the core areas of water treatment. Whether you are an experienced professional looking to validate your expertise or a practitioner seeking to deepen your knowledge, these practice questions will help you assess your readiness, identify areas for improvement, and build confidence. We recommend using this book in conjunction with other study resources, such as AWT’s training materials, industry publications, and hands-on experience. As you work through these questions, take the time to reflect on your answers, review the explanations, and revisit any areas where you feel less confident. Best of luck on your journey to becoming a Certified Water Technologist!