This course covers essential topics in water quality management. It explores key regulations and standards governing water quality, the advanced physical, chemical, and biological parameters critical for monitoring, and the latest technologies used in water quality monitoring and treatment. Additionally, it delves into Integrated Water Resource Management (IWRM), pollution sources and mitigation strategies, and the sustainable management of watersheds and river basins. The course also examines water reuse and recycling techniques, the effects of climate change on water quality, risk assessment tools, and decision support systems. Finally, it addresses the unique water quality challenges faced by developing countries and presents solutions for improving access to clean water.