Guidelines for Drinking-water Quality First Addendum to Volume 1; Recommendations

The First Addendum to Volume 1 of the Third Edition of the Guidelines for Drinking-water Quality provides a detailed list of all changes to the Guidelines that have occurred since the Third Edition was published in 2004. It adds three new chemical fact sheets (1 4-Dioxane, MTBE, Petroleum oils) and revises several others (Formaldehyde, Mercury, Nickel, Trichloroethene, THMs, Permethrin, Chlorite and Chlorate. It updates the guideline summary tables; provides new text to address local actions in response to chemical water quality problems and emergencies; expands the discussion of chemicals used in water treatment and chemicals arising from materials in contact with water; and provides a complete list of minor revisions of or amendments to the text of the Third Edition. See also Full report of volume 1World Health Organization is the author of 'Guidelines for Drinking-water Quality First Addendum to Volume 1; Recommendations', published 2006 under ISBN 9789241546744 and ISBN 9241546743.