Table of Contents

1: Introduction 2: Quality of water 3: Overview of water treatment 4: Preliminary treatment 5: Coagulation and occulation 6: Coagulants and coagulant aids 7: Theory and principles of clarification 8: Types of clarifiers 9: Filtration 10: Membrane processes 11: Other processes 12: Disinfection 13: Waterworks wastes and sludge 14: Private water supplies 15: Water safety plans 16: Water demand and use Appendices: 1: Sample calculations 2: Comparison of different drinking water-quality standards 3: Glossary 4: SI units and basic conversion factors