Parameter Viewer

Document ID ca-gcdwqgtd-2017-01-11 Title Guidelines for Canadian Drinking Water Quality: Guideline Technical Document – Selenium URL https://www.canada.ca/en/health-canada/services/publications/healthy-living/guidelines-canadian-drinking-water-quality-guideline-technical-document-selenium/guidelines-canadian-drinking-water-quality-guideline-technical-document-selenium-page-3.html Jurisdiction /ca Subdomain(s) Drinking water, Water quality standards, Treatment process Language en Status completed Analyzed at 2026-03-18 15:54:27.806179+00:00 Relevance Establishes a MAC of 0.05 mg/L for selenium and evaluates treatment technologies.

Q Qualitative Requirements (0)

No qualitative requirements.

P Quantitative Requirements (2)

Req ID Category Intent Legal Status Name Subdomain(s) Limit Type Limit Value Context Conditions Confidence
#P001chemicalhealthguidelineseleniumdrinking waterMAC0.05 mg/LBased on this review, the guideline for selenium in drinking water is a maximum acceptable concentration of 0.05 mg/L.high
#P002chemicalhealthrecommendedselenium intakeotherunknown15-55 µg per dayHealth Canada adopted the recommended daily intake for selenium established by the Institute of Medicine (2000) which varies between 15 and 55 µg per day as a minimum selenium intake, depending on the age group.depending on the age grouphigh

D Definitions (4)

Req ID Category Name Context Confidence
#D001Keshan diseasecharacterized by cardiomyopathyhigh
#D002Kashin-Beck diseasecharacterized by rheumatismhigh
#D003Group 3not classifiable as to its carcinogenicity to humanshigh
#D004Selenosis symptomssymptoms resulting from chronic exposure to high levels of selenium are characterized by hair loss, nail anomalies or loss, skin anomalies, garlic odour of the breath, tooth decay and, more severely, disturbances of the nervous systemhigh