Know Your Environment. Protect Your Health.

Alpha-hexachlorocyclohexane

Walker Water System

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
2018N/A00N/A
2019N/A00N/A
2020ND80ND
2021N/A00N/A
2022N/A00N/A
2023N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2020-02-180020497-01BND
2020-02-180020497-02BND
2020-02-180020497-03BND
2020-04-140042536-01BND
2020-08-170080087-01BND
2020-08-170080087-02BND
2020-08-170080087-04BND
2020-08-200080087-03AND