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EWG's Tap Water Database — 2021 UPDATE

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Bromochloromethane

Country West

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.

 

10

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
2015ND20ND
2016ND20ND
2017ND20ND
2018ND20ND
2019ND20ND

ppb = parts per billion

All test results

Date Lab ID Result
2015-06-29AC97746ND
2015-06-29AC97724ND
2016-11-30AD59862ND
2016-11-30AD59858ND
2017-09-19AD96820ND
2017-09-19AD96814ND
2018-05-24AE27712ND
2018-05-24AE27708ND
2019-08-12AE78052ND
2019-08-12AE78054ND