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EWG's Tap Water Database — 2021 UPDATE

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Alpha-hexachlorocyclohexane

City of Newport

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
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
2020-02-0370120616007SEA1ND
2020-02-0370120616008SEA1ND
2020-05-0870130702007SEA2ND
2020-05-0870130702008SEA2ND
2020-08-0770141737007SEA3ND
2020-08-0770141737008SEA3ND
2020-11-0270152782007SEA4ND
2020-11-0270152782008SEA4ND