AWWA's most popular handbook for distribution operators, this handbook provides a complete introduction to water distribution system operation and equipment.

Only now available in one convenient place, this guide provides charts, graphics, formulas, and definitions used daily. Compiled from many sources, it is conveniently organized for use by water operators and design operators.

This updated edition will continue to be the best-selling operator training book for reference and certification study. Chapters cover water resources and production, storage, distribution, chlorine handling, utility safety, system hydraulics, pipe types, installation, maintenance, meters, pumps, motors, public relations, and overall system operations. Replaces ISBN 1-58321-014-8

WSO Water Distribution, Grades 3 & 4, is organized into 13 chapters addressing core test content on certification exams. Chapters discuss regulations, operator math and chemistry, and specific distribution processes in detail. Other chapters cover water use and system design, water mains, hydrants and valves, water system supply security and public relations. Everything you need to know to pass your Grade 3 or 4 exam is included in this book.

This best-selling guide for hands-on operating and pre-certification training covers mathematics and hydraulics of distribution systems, public health issues, pipe types and installation, water storage facilities, and overall system operations and maintenance.

This book offers 1,400 plus practice questions and answers so that you can take your water operator certification exam with confidence.