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EWG's Tap Water Database — 2021 UPDATE

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Alpha-hexachlorocyclohexane

Indiana American Water - Richmond

Alpha-HCH is a byproduct of the production of the insecticide lindane, which is no longer used in the U.S. The International Agency for Research on Cancer has classified all forms of this chemical as possibly carcinogenic to humans.

 

10

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014N/A00N/A
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018ND30ND
2019ND70ND

ppb = parts per billion

All test results

Date Lab ID Result
2018-12-0342175101ND
2018-12-0442175001ND
2018-12-0442175501ND
2019-03-0443258401ND
2019-03-0443258501ND
2019-06-0444303901ND
2019-06-0444304001ND
2019-06-0444304101ND
2019-09-0446203601ND
2019-09-0446203701ND