Guidelines for Canadian Drinking Water Quality: Guideline Technical Document – Chlorite and Chlorate

Guidelines for Canadian Drinking Water Quality: Guideline Technical Document – Chlorite and Chlorate The maximum acceptable concentration (MAC) for chlorite in drinking water is 1 mg/L. The MAC for chlorate in drinking water is 1 mg/L. A guideline for chlorine dioxide is not required because of its rapid reduction to chlorite in drinking water. Utilities should make every effort to meet the guidelines, however, any method of control employed must not compromise the effectiveness of water disinfection. 2021-11-30 Health Canada open-ouvert@tbs-sct.gc.ca Health and SafetyCanadian drinking-water qualitytechnical documentchloritechlorite in drinking-waterchloratechlorate in drinking-watermaximum acceptable concentrationhealth risks Guidelines for Canadian Drinking Water Quality: Guideline Technical Document – Chlorite and ChlorateHTML https://www.canada.ca/en/health-canada/services/publications/healthy-living/guidelines-canadian-drinking-water-quality-guideline-technical-document-chlorite-chlorate.html Guidelines for Canadian Drinking Water Quality: Guideline Technical Document – Chlorite and ChlorateHTML https://www.canada.ca/fr/sante-canada/services/publications/vie-saine/recommandations-pour-qualite-eau-potable-canada-document-technique-chlorite-et-chlorate.html

The maximum acceptable concentration (MAC) for chlorite in drinking water is 1 mg/L. The MAC for chlorate in drinking water is 1 mg/L. A guideline for chlorine dioxide is not required because of its rapid reduction to chlorite in drinking water. Utilities should make every effort to meet the guidelines, however, any method of control employed must not compromise the effectiveness of water disinfection.

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