Excerpt: Guidelines: Water Fluoride Concentrations

• Maximum Acceptable Concentrations (MAC) 1.5 ppm
– Health Canada, Guidelines for Canadian Drinking Water Quality, 6th Ed, 1996

• Levels above MAC must be reported to the MOH

• Optimal Fluoride Concentration 0.5 – 0.8 ppm
– Ontario Ministry of the Environment, Technical Support Document for Ontario Drinking Water Standards, Objectives and Guidelines, 2003

• Health Canada Recommended Optimal Fluoride Concentration 0.7 ppm
– Health Canada, Findings and Recommendations of the Fluoride Expert Panel (January 2007)

• 1 part per million compares to:

– 1 inch in 16 miles or 2.5 cm in 25 Kilometers

– 1 minute in 2 years

– 1 cent in $10,000

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