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EWG's Tap Water Database — 2021 UPDATE

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Alpha-hexachlorocyclohexane

Johnson Utilities

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.

 

12

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
2020-01-164544073ND
2020-01-164544077ND
2020-01-164544080ND
2020-01-174543974ND
2020-01-174543983ND
2020-01-174544004ND
2020-07-164675694ND
2020-07-164675654ND
2020-07-164675657ND
2020-07-164675676ND
2020-07-164675679ND
2020-07-164675682ND