Inorganic
Fluoride
Contaminant Overview and Health Effects
EPA Maximum Contaminant Level (MCL)
4 mg/L
Legal limit set by the EPA
Contaminant Code
FLUORIDE
Health Effects
Bone disease, tooth discoloration in children
Common Sources
1
Natural deposits 2
Water additive 3
Fertilizer runoff 4
Industrial discharge âšī¸ About This Data
Information about Fluoride is based on EPA Safe Drinking Water Act (SDWA) regulations. The Maximum Contaminant Level (MCL) is the highest level of a contaminant that is allowed in drinking water.