Frequent Questions

3. What are diquat's health effects?

Some people who drink water containing diquat well in excess of the maximum contaminant level (MCL) for many years could get cataracts.

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

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