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EWG's Tap Water Database — 2021 UPDATE

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Alpha-hexachlorocyclohexane

Porter SUD

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.

 

6

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014N/A00N/A
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019ND60ND

ppb = parts per billion

All test results

Date Lab ID Result
2019-04-11Q1914842001ND
2019-04-11Q1914842002ND
2019-04-11Q1914842003ND
2019-08-26Q1959499001ND
2019-08-26Q1959499002ND
2019-08-26Q1959499003ND