Frequent Questions

3. What are cis-1,2-dichloroethylene's health effects?

Some people who drink water containing cis-1,2-dichloroethylene well in excess of the maximum contaminant level (MCL) for many years could experience problems with their liver.

This health effects language is not intended to catalog all possible health effects for cis-1,2-dichloroethylene. Rather, it is intended to inform consumers of some of the possible health effects associated with cis-1,2-dichloroethylene in drinking water when the rule was finalized.

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