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EWG's Tap Water Database — 2021 UPDATE

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Bromochloromethane

Chatsworth

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.

 

28

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND20ND
2015ND130ND
2016ND30ND
2017ND20ND
2018ND20ND
2019ND60ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-04-28AI38854ND
2014-04-28AI38853ND
2015-03-04846761-13571ND
2015-03-10847614-13612ND
2015-03-16AI69025ND
2015-03-16AI69026ND
2015-06-08864199-14270ND
2015-06-09864573-14270ND
2015-06-15865391-14283ND
2015-09-01880259-14810ND
2015-09-08881647-14897ND
2015-09-09882101-14897ND
2015-12-07897218-15524ND
2015-12-08897426-15524ND
2015-12-15898362-15550ND
2016-03-21AJ08418ND
2016-03-21AJ08417ND
2016-03-21AJ08416ND
2017-06-20AJ58060ND
2017-06-20AJ58059ND
2018-05-07AJ88818ND
2018-05-07AJ88817ND
2019-04-29AK16000ND
2019-04-29AK15999ND
2019-04-29AK15998ND
2019-05-20AK17838ND
2019-07-16AK22500ND
2019-10-14AK35010ND