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EWG's Tap Water Database — 2021 UPDATE

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Bromochloromethane

SJWD Middle Tyger WTP

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.

 

15

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND10ND
2014ND50ND
2015ND10ND
2016ND20ND
2017ND20ND
2018ND20ND
2019ND20ND

ppb = parts per billion

All test results

Date Lab ID Result
2013-11-06201311080303AMND
2014-02-05201402070209AMND
2014-05-07201405090515AMND
2014-05-13AD39799ND
2014-05-13AD39842ND
2014-08-20201408230040AMND
2015-05-05AD54896ND
2016-06-15AD77346ND
2016-12-13AD87058ND
2017-04-26AD93225ND
2017-06-15AD96073ND
2018-05-02AE11609ND
2018-06-20AE14002ND
2019-05-16AE30554ND
2019-06-19AE32288ND