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EWG's Tap Water Database — 2021 UPDATE

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Alpha-hexachlorocyclohexane

City of Nampa

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.

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28

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
2020-03-1735538127005SEA1ND
2020-03-1735538127009SEA1ND
2020-03-1735538127008SEA1ND
2020-03-1735538127007SEA1ND
2020-03-1735538127010SEA1ND
2020-03-1735538127006SEA1ND
2020-03-1735538127011SEA1ND
2020-03-1735538127012SEA1ND
2020-03-1735538127004SEA1ND
2020-03-1735538127003SEA1ND
2020-03-1735538127013SEA1ND
2020-03-1735538127002SEA1ND
2020-03-1735538127001SEA1ND
2020-09-1435577771006SEA2ND
2020-09-1435577771008SEA2ND
2020-09-1435577771005SEA2ND
2020-09-1435577771007SEA2ND
2020-09-1435577771004SEA2ND
2020-09-1435577771003SEA2ND
2020-09-1435577771002SEA2ND
2020-09-1435577771001SEA2ND
2020-09-2335580028002SEA2ND
2020-09-2335580028001SEA2ND
2020-10-0135581876005SEA2ND
2020-10-0135581876004SEA2ND
2020-10-0135581876003SEA2ND
2020-10-0135581876002SEA2ND
2020-10-0135581876001SEA2ND