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EWG's Tap Water Database — 2021 UPDATE

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Alpha-hexachlorocyclohexane

Pima 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.

 

6

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
2019ND30ND

ppb = parts per billion

All test results

Date Lab ID Result
2019-09-114418350ND
2019-10-174459682ND
2019-10-174459692ND
2020-02-254574725ND
2020-02-254574728ND
2020-02-254574761ND