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EWG's Tap Water Database — 2021 UPDATE

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Bromochloromethane

Brockton Water Commission

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.

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20141.58 ppb62ND - 5.30 ppb
2015ND20ND
2016ND20ND
2017ND20ND
2018ND20ND
2019ND20ND

ppb = parts per billion

All test results

Date Result
2014-02-11ND
2014-03-104.20 ppb
2014-03-115.30 ppb
2014-05-06ND
2014-08-18ND
2014-11-12ND
2015-03-10ND
2015-03-10ND
2016-03-08ND
2016-03-08ND
2017-03-14ND
2017-03-14ND
2018-03-06ND
2018-03-06ND
2019-03-11ND
2019-03-12ND