AWWA's most popular training handbook for water treatment operators, this handy guide provides a complete introduction to water treatment operations and equipment. It is excellent for certification exam study. Every phase of a water treatment operator's job is addressed, including: pretreatment, coagulation, flocculation, sedimentation, filtration, disinfection, softening, aeration, adsorption, iron and manganese removal, fluoridation, corrosion, scaling, reverse osmosis, nanofiltration, ultrafiltration, microfiltration, posttreatment, testing and laboratory procedures, instrumentation and control equipment, safety practices, record keeping, and reporting.