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EWG's Tap Water Database — 2021 UPDATE

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Bromochloromethane

Jefferson County PWSD 2

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.

 

11

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND40ND
2014ND10ND
2015ND10ND
2016ND10ND
2017ND20ND
2018ND10ND
2019ND10ND

ppb = parts per billion

All test results

Date Lab ID Result
2013-02-043581954001AMND
2013-05-063592169001AMND
2013-07-1635100943001AMND
2013-10-2135113538001AMND
2014-07-15AC30079ND
2015-07-27AC55476ND
2016-08-02AC82734ND
2017-05-01AC96726ND
2017-07-12AD02416ND
2018-07-23AD29647ND
2019-07-30AD52846ND