This 260-page document is available in English. The intended audience includes entry through intermediate level public health professionals, environmental health specialists, and others concerned with recreational water quality, including local authorities, and user groups. Water Recreation and Disease: Plausibility of Associated Infections: Acute Effects, Sequelae and Mortality provides a comprehensive review and analysis of potential disease outcomes associated with recreational water activities, including: • Factors that lead to disease severity; • Evidence for the frequency and severity of different types of sequelae; • Information on susceptible subpopulations; • A modified classification system for establishing the credibility of diseases associated with recreational water exposures; • An objective disease severity rating system that facilitates the prioritization of health protection measures by public health professionals; and • Pathogen by pathogen summaries of health aspects and the evidence for association with recreational water exposures.