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EWG's Tap Water Database — 2021 UPDATE

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Alpha-hexachlorocyclohexane

Cnp Utility District

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.

 

11

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
2019ND110ND

ppb = parts per billion

All test results

Date Lab ID Result
2019-01-22Q1903255001ND
2019-01-22Q1903255002ND
2019-01-22Q1903255003ND
2019-01-22Q1903255004ND
2019-04-17Q1915586001ND
2019-04-17Q1915586002ND
2019-07-25Q1948010001ND
2019-07-25Q1948010002ND
2019-07-25Q1948010004ND
2019-10-22Q1973194001ND
2019-10-22Q1973194002ND