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EWG's Tap Water Database — 2021 UPDATE

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Alpha-hexachlorocyclohexane

Niagara Falls Water Board

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.

 

5

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
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2020-02-0370120395010SEA1ND
2020-05-0470129941010SEA2ND
2020-08-2470143205010SEA3ND
2020-11-1270153320001SEA4ND
2020-11-3070155000001SEA4ND