Chlorate
Chlorate forms mainly as a byproduct of chlorine dioxide and aged hypochlorite disinfectant. It is on the EPA's monitoring list but is not currently regulated in drinking water with a federal limit.
Health Effects
May affect the thyroid and, at high doses, red blood cells. It is not currently federally regulated in drinking water; several states use advisory levels.
Common Sources
- Byproduct of disinfecting drinking water with chlorine dioxide
- Also forms in aged sodium-hypochlorite (bleach) disinfectant solutions
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Contaminant Type
Chlorate is classified as a Disinfection Byproducts contaminant.
Related Disinfection Byproducts Contaminants
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