Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

Alpha-hexachlorocyclohexane

Warrenville

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
2013N/A00N/A
2014N/A00N/A
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019ND80ND

ppb = parts per billion

All test results

Date Lab ID Result
2019-03-1843551501ND
2019-03-1843551701ND
2019-03-1843551801ND
2019-03-2043551401ND
2019-09-2446781301ND
2019-09-2446781401ND
2019-09-2446781601ND
2019-09-2446781701ND