Inorganic
Arsenic
Contaminant Overview and Health Effects
EPA Maximum Contaminant Level (MCL)
10 μg/L
Legal limit set by the EPA
Contaminant Code
ARSENIC
Health Effects
Skin damage, circulatory system problems, increased risk of cancer
Common Sources
1
Natural deposits 2
Mining runoff 3
Industrial discharge 4
Wood preservatives ℹ️ About This Data
Information about Arsenic 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.