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Water Quality Standards: Beryllium
EPA and WHO drinking water quality standards — MCLs, MCLGs, WHO guideline values, secondary standards, health effects, and treatment methods for regulated contaminants
| contaminant | CAS number | EPA MCLG mg per L (mg/L) | EPA MCL mg per L (mg/L) | contaminant category | health effects | standard | treatment methods |
|---|---|---|---|---|---|---|---|
| Beryllium | 7440-41-7 | 0.004 | 0.004 | inorganic | Intestinal lesions | EPA NPDWR 40 CFR 141 | Activated alumina; coagulation/filtration; ion exchange; lime softening |
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