This document discusses key aspects of implementing a Total Quality Management (TQM) approach for water supply systems. It emphasizes that TQM requires a holistic view that considers engineering, environmental, chemical, biological, and public relations factors. The document provides examples of areas for improvement like source, pumping, treatment, storage, and distribution. It also outlines roles for bosses, leaders and champions in TQM and highlights the importance of the team working together towards common goals.