Scientific criteria document for the development of the Canadian water quality guidelines for the protection of aquatic life

Scientific Criteria Document for the Development of the Canadian Water Quality Guidelines for the Protection of Aquatic Life CHLORIDE ION PN 1460 ISBN 978-1-896997- 77-3 PDF © Canadian Council of Ministers of the Environment, 2011 NOTE TO READERS The Canadian Council of Ministers of the Environment (CCME) is the major intergovernmental forum in Canada for discussion and joint action on environmen [...] This document provides the background information and rationale for the development of the Canadian Water Quality Guidelines for the chloride ion. [...] Additional work and completion of the document was done by Monica Nowierski and Tim Fletcher, both of the Standards Development Branch of the Ontario Ministry of the Environment. [...] Scientific Criteria Document for the Development of a CWQG for the Chloride ion 6 As the number of data points plotted on an SSD increases, the fit of FLs should be tighter. [...] A major non-industrial anthropogenic source of chloride to the environment is the application and storage of road salts for snow and ice control in the winter, especially in highly urbanized areas of Canada.