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EWG's Tap Water Database — 2021 UPDATE

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Alpha-hexachlorocyclohexane

Suburban Water Systems - La Mirada

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.

 

8

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
2019ND50ND

ppb = parts per billion

All test results

Date Lab ID Result
2018-10-25201810010133ND
2018-10-25201810010137ND
2018-10-25201810010138ND
2019-01-089A08045-01ND
2019-04-25201904250234ND
2019-04-25201904250217ND
2019-04-25201904250229ND
2019-04-25201904250231ND