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EWG's Tap Water Database — 2021 UPDATE

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Bromochloromethane

Hilo

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
2013ND40ND
2014ND40ND
2015N/A00N/A
2016N/A00N/A
2017ND20ND
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2013-09-23201309250037AMND
2013-09-23201309250033AMND
2013-09-23201309250035AMND
2013-09-23201309250031AMND
2014-03-24201403260462AMND
2014-03-24201403260446AMND
2014-03-24201403260442AMND
2014-03-24201403260456AMND
2017-05-09ND
2017-08-16ND