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EWG's Tap Water Database — 2021 UPDATE

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Bromochloromethane

Romeoville

Bromochloromethane is a tap water disinfection byproduct; it is also used as an intermediate in chemical manufacturing and as a fire extinguishing agent. Disinfection byproducts in drinking water increase the risk of cancer.

 

14

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND70ND
2015ND70ND
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2014-09-0927047101ND
2014-09-0927046701ND
2014-09-0927047001ND
2014-09-0927046601ND
2014-09-0927046901ND
2014-09-0927046801ND
2014-11-1227047201ND
2015-03-1028390201ND
2015-03-1028389701ND
2015-03-1028390001ND
2015-03-1028389801ND
2015-03-1028389601ND
2015-03-1028389901ND
2015-07-1428390101ND