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EWG's Tap Water Database — 2021 UPDATE

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Alpha-hexachlorocyclohexane

Franklin Square WD

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
2019-04-167086050007SEA1ND
2019-04-167086050008SEA1ND
2019-04-167086050009SEA1ND
2019-10-1570108520007SEA2ND
2019-10-1570108520008SEA2ND
2019-10-1570108520009SEA2ND