Introductory technical guidance for civil engineers, environmental engineers and other professional engineers and construction managers interested in domestic water treatment. Here is what is discussed: 1. GUIDANCE AND METHODS, 2. SCREENING, 3. AERATION, 4. SLUDGE REMOVAL, 5. COAGULATION AND SEDIMENTATION, 6. FILTRATION, 7. DISINFECTION, 8. SOFTENING, 9. SPECIAL TREATMENT, 10. SALTWATER CONVERSION, 11. DISPOSAL OF WASTES FROM WATER TREATMENT PLANTS, 12. CHEMICAL FEEDING AND HANDLING, 13. METERING, INSTRUMENTATION, AND CONTROL.