This is a comprehensive examination of the chemistry, environmental impact, and health effects of water chlorination as practiced in the areas of water treatment, wastewater treatment, wastewater disinfection, and cooling water use. It is the peer-reviewed proceedings of the Sixth Conference on Water Chlorination held in Oak Ridge, Tennessee. The volume represents more than merely conference proceedings. Organized in a systematic and holistic fashion, it can be read either as a scientific treatise or selectively as individual research and development papers. This unique text includes all the ramifications of water chlorination practice and presents the most significant original research and developments of recent occurrence.