Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

Hexachlorobutadiene

Crystal City PWS

Hexachlorobutadiene is an industrial chemical and possible human carcinogen.

 

4

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND20ND
2015N/A00N/A
2016N/A00N/A
2017ND20ND
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2014-08-19AC33705ND
2014-08-19AC33704ND
2017-08-14AD04255ND
2017-08-14AD04254ND