Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

Alpha-hexachlorocyclohexane

Moore

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.

MORE ABOUT THIS CONTAMINANT

 

58

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014N/A00N/A
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019ND290ND

ppb = parts per billion

All test results

Date Lab ID Result
2019-07-10BG11105-04CND
2019-07-10BG11105-01CND
2019-07-10BG11105-03CND
2019-07-10BG11105-02CND
2019-08-07BH08042-01CND
2019-08-07BH08042-02CND
2019-08-07BH08042-03CND
2019-08-07BH08042-04CND
2019-08-07BH08042-05CND
2019-08-07BH08042-06CND
2019-09-11BI12114-05CND
2019-09-11BI12114-13CND
2019-09-11BI12114-04CND
2019-09-11BI12114-03CND
2019-09-11BI12114-10CND
2019-09-11BI12114-02CND
2019-09-11BI12114-11CND
2019-09-11BI12114-01CND
2019-09-11BI12114-12CND
2019-09-11BI12114-06CND
2019-09-11BI12114-09CND
2019-09-11BI12114-08CND
2019-09-13BI16017-06CND
2019-09-13BI16017-01CND
2019-09-13BI16017-02CND
2019-09-13BI16017-03CND
2019-09-13BI16017-04CND
2019-09-13BI16017-05CND
2019-12-05BL05102-01END
2020-01-08CA09088-01IND
2020-01-08CA09088-11END
2020-01-08CA09088-10END
2020-01-08CA09088-02END
2020-01-08CA09088-09END
2020-01-08CA09088-03END
2020-01-08CA09088-04END
2020-01-08CA09088-05END
2020-01-08CA09088-06END
2020-01-08CA09088-07END
2020-01-08CA09088-08END
2020-02-03CB05034-01END
2020-02-03CB05034-02END
2020-02-03CB05034-03END
2020-02-03CB05034-04END
2020-03-01CC02022-02CND
2020-03-01CC02022-03CND
2020-03-01CC02022-04CND
2020-03-01CC02022-01CND
2020-03-01CC02022-05CND
2020-04-09CD09048-07CND
2020-04-09CD09048-08END
2020-04-09CD09048-03CND
2020-04-09CD09048-06CND
2020-04-09CD09048-02CND
2020-04-09CD09048-01FND
2020-04-09CD09048-05CND
2020-04-09CD09048-04CND
2020-06-02CF04032-01CND