Know Your Environment. Protect Your Health.

Alpha-hexachlorocyclohexane

Walnut, City of

NOTE: Walnut, City of purchases water from Public Wholesale WSD 5 which is required to test for alpha-hexachlorocyclohexane. Sample information shown below was taken by Public Wholesale WSD 5.

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.

 

0

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND40ND
2019N/A00N/A
2020N/A00N/A
2021N/A00N/A
2022N/A00N/A
2023N/A00N/A

ppb = parts per billion

All test results

NOTE: Walnut, City of purchases water from Public Wholesale WSD 5 which is required to test for alpha-hexachlorocyclohexane. Sample information shown below was taken by Public Wholesale WSD 5.

Date Lab ID Result