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EWG's Tap Water Database — 2021 UPDATE

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Alpha-hexachlorocyclohexane

Lca North Whitehall Division

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.

 

9

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
2018N/A00N/A
2019ND90ND

ppb = parts per billion

All test results

Date Lab ID Result
2019-03-05110613RND
2019-03-05110614RND
2019-03-05110618RND
2019-03-05110615RND
2019-04-08111396QND
2019-07-16113501PND
2019-07-16113502PND
2019-07-16113503PND
2019-10-15115458QND