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EWG's Tap Water Database — 2021 UPDATE

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Alpha-hexachlorocyclohexane

Caseyville

NOTE: Caseyville purchases water from IL American - East St. Louis which is required to test for alpha-hexachlorocyclohexane. Sample information shown below was taken by IL American - East St. Louis.

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
2013N/A00N/A
2014N/A00N/A
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018ND50ND
2019ND20ND

ppb = parts per billion

All test results

NOTE: Caseyville purchases water from IL American - East St. Louis which is required to test for alpha-hexachlorocyclohexane. Sample information shown below was taken by IL American - East St. Louis.

Date Lab ID Result
2018-05-1539321601ND
2018-06-133962892ND
2018-08-0640533601ND
2018-08-0640533701ND
2018-11-0741802901ND
2018-11-0741803001ND
2019-02-0642819101ND
2019-04-0942819201ND