Operation of wastewater treatment plants : a field study training program / Office of Water Programs. - Seventh edition. - Sacramento : University Enterprises, Inc., c2008. - ix, 566 pages : illustrations ; 28 cm. - Volume 1 . Includes index. The treatment plant operator --Why treat wastes? --Wastewater treatment facilities --Racks, screens, comminutors, and grit removal --Sedimentation and flotation --Trickling filters --Rotating biological contactors --Activated sludge (package plants and oxidation ditches) --Wastewater stabilization ponds --Disinfection processes. Resource added for the Environmental Engineering Waste and Water Technology program 105062. ISBN: 9781593710392 Subjects--Topical Terms: WATER-SUPPLY ENGINEERING -- FIELDWORK -- HANDBOOKS, MANUALS, ETC.WATER-SUPPLY ENGINEERS -- TRAINING OF -- HANDBOOKS, MANUALS, ETC. LC Class. No.: TD 746 .O64 2008