This title of the New York Codes, Rules, and Regulations contains the official text of volume 6B (Code 3865), covering environmental conservation, Division of Water Resources, and Classes and Standards of Quality and Purity Assigned to Fresh Surface and Tidal Salt Waters. Enhancements include historical notes and effective dates, and case notes explaining how courts and administrative agencies have ruled on gray areas of the law. Case law citations are updated to include later history, plus official and parallel citations. New York and federal cases from the past 10 years were reviewed to ensure that all relevant decisions were included.