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Water Quality Standards: Heptachlor
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 |
|---|---|---|---|---|---|---|---|
| Heptachlor | 76-44-8 | 0 | 0.0004 | organic | Liver damage; increased cancer risk | EPA NPDWR 40 CFR 141 | Granular activated carbon |
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