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EWG's Tap Water Database — 2021 UPDATE

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Alpha-hexachlorocyclohexane

City of Tallahassee

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.

 

31

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
2018ND140ND
2019ND170ND

ppb = parts per billion

All test results

Date Result
2018-12-18ND
2018-12-18ND
2018-12-18ND
2018-12-18ND
2018-12-18ND
2018-12-18ND
2018-12-18ND
2018-12-18ND
2018-12-18ND
2018-12-19ND
2018-12-19ND
2018-12-19ND
2018-12-19ND
2018-12-19ND
2019-06-18ND
2019-06-18ND
2019-06-18ND
2019-06-18ND
2019-06-18ND
2019-06-18ND
2019-06-18ND
2019-06-18ND
2019-06-19ND
2019-06-19ND
2019-06-19ND
2019-06-19ND
2019-06-19ND
2019-06-19ND
2019-08-06ND
2019-08-06ND
2019-08-06ND