Water System Operations
Certified water operators are a crucial part of providing an adequate and safe supply of water.
Industry Leading Series for Operator Certification
Ready to advance your career and technical expertise? For more than 40 years, operators across North America have trusted AWWA’s Water System Operations (WSO) materials to provide training on fundamental practices and principles for treatment and distribution.
With WSO, you will find a suite of tools from guidebooks to videos designed by industry experts to help you ace your certification exams and excel in your field. Explore essential topics like operator math, safety, and regulations. Whether you are studying for grade 1 or 4, WSO is here to support your journey. Time to tap into your future!
All WSO Materials Are Created and Approved by Water Industry Experts
WSO Guidebooks
The WSO set of guidebooks cover different grade levels for treatment and distribution. They offer training on fundamental practices and principles that all operators need to do their job.
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Water Exam Prep
The Water Operator Certification Exam Prep book includes more than 1,400, expert-vetted practice questions and answers so that you can practice your test taking skills and make sure you are ready to pass the exam.
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Wastewater Exam Prep
The Wastewater Operator Certification Exam Prep book includes more than 500 practice questions and answers, so that you practice your test taking skills and make sure you are ready to pass the exam.
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Exam Prep Mobile App
Study wherever it is most convenient for you. With more than 2,000 questions, you can sort by subject, track your progress, and more. Question sets are available individually.
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Benefits of WSO Training Tools
Expert Vetted
All WSO materials are created and approved by water industry experts.
Affordable
WSO books and resources are cost-effective for operators and trainers.
ABC Approved
WSO meet the latest Association of Boards (now WPI) Need-to-Know Criteria.
Incorporate WSO Guidebooks in the Classroom
Utilize WSO in your lesson plans to ensure your students are utilizing the most current and up-to-date certification preparation materials available.
Contact us to get a free desk copy for review or to inquire about volume discounts on bulk purchasers for your class.
Beneficial for Students
Focused on Experience. Each book is divided into certification levels.
Affordable. Books available individually at affordable prices.
Helpful. Meet need-to-know criteria used in state certification exams.
Authoritative. WSO is ABC (now WPI) approved and backed by the knowledge of industry experts.
Multimedia Enhanced. Includes available online video learning modules.
Easy for Trainers
One-Stop Resource. Math and chemistry are combined into one book.
Reinforced Learning. Questions are included at the end of each chapter.
Catered to Different Learning Styles. Free access to online video supplements to show hands-on applications.
Affordable. AWWA offers volume discounts for teachers and trainers.
WSO guidebooks include free access to essential video clips and WSO streaming channel offers comprehensive and engaging videos.
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