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EWG's Tap Water Database — 2021 UPDATE

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Bromochloromethane

Rome

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
2014ND10ND
2015ND50ND
2016ND10ND
2017ND10ND
2018ND10ND
2019ND10ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-03-19AI36267ND
2015-02-123187494ND
2015-03-02AI65647ND
2015-05-123241055ND
2015-08-043292948ND
2015-11-113357225ND
2016-03-07AJ07602ND
2017-05-16AJ55537ND
2018-02-20AJ84210ND
2019-04-04AK14664ND