Question

What is the maximum allowable concentration of fluorides in drinking water
(a)
1.0 milligram per
liter (b) 1.25 milligram per liter
(C) 1.5 milligram per liter (d) 1.75 milligram per liter​

Answer 1

Answer:

4.0 mg/L.

The current enforceable drinking water standard for fluoride is 4.0 mg/L. This is the maximum amount that is allowed in water from public water systems, also called the Maximum Contaminant Level (MCL).

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