Abstract:16.1 Introduction16.2 Nanomaterials and water purification16.3 The need for nanomaterials in water purification16.4 Types, properties and uses of nanomaterials in water purification16.5 Synthesis of nanomaterials16.6 Nanotechnology: health, safety and environment16.7 Domestic water purification: challenges to bring about an integrated system16.7.2 Challenges with development of integrated nano-based systems for water purification