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EWG's Tap Water Database — 2021 UPDATE

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Bromochloromethane

Northwest Park MUD

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.

 

27

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND50ND
2014ND50ND
2015ND30ND
2016ND40ND
2017ND40ND
2018ND30ND
2019ND30ND

ppb = parts per billion

All test results

Date Lab ID Result
2013-11-11Q1312692001ND
2013-11-11Q1312692005ND
2013-11-11Q1312692003ND
2013-11-11Q1312692007ND
2013-11-14Q1313374001ND
2014-05-14Q1416010001ND
2014-05-14Q1416010003ND
2014-05-14Q1416010009ND
2014-05-14Q1416010007ND
2014-05-14Q1416010005ND
2015-09-15AD07117ND
2015-09-15AD07121ND
2015-09-15AD07133ND
2016-08-03AD46879ND
2016-08-03AD46881ND
2016-08-03AD46883ND
2016-11-15AD58081ND
2017-04-28AD81840ND
2017-04-28AD81834ND
2017-04-28AD81862ND
2017-04-28AD81854ND
2018-06-07AE29031ND
2018-06-07AE29025ND
2018-06-07AE29027ND
2019-07-25AE76005ND
2019-07-25AE76007ND
2019-12-19AE92875ND