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EWG's Tap Water Database — 2021 UPDATE

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Hexachlorobutadiene

Chester Metro

Hexachlorobutadiene is an industrial chemical and possible human carcinogen.

 

6

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND10ND
2015ND10ND
2016ND10ND
2017ND10ND
2018ND10ND
2019ND10ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-03-19AD37356ND
2015-03-19AD53201ND
2016-02-11AD70602ND
2017-01-17AD88371ND
2018-02-20AE07960ND
2019-01-22AE24388ND