Secondary Drinking Water Standards

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No adverse health effects are generally associated with the secondary drinking water contaminants. At considerably higher concentrations than those listed in the standards, health implications may exist as well as aesthetic degradation.

Contaminant	Allowed Level
Aluminum	0.2 mg/L
Chloride	250 mg/L
Copper	1 mg/L
Fluoride	2.0 mg/L
Iron	0.3 mg/L
Manganese	0.05 mg/L
Silver	0.1 mg/L
Sulfate	250 mg/L
Zinc	5 mg/L
Color	15 color units
Odor	3 (threshold odor number)
pH	6.5 - 8.5
Total Dissolved Solids	500 mg/L
Foaming Agents	0.5 mg/L

Last Modified:

December 7, 2022 - 11:51am

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Tallahassee, Florida 32399-3000 Public.Services@FloridaDEP.gov 850-245-2118

Secondary Drinking Water Standards

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