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EWG's Tap Water Database — 2021 UPDATE

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Bromochloromethane

Harris County MUD 53

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.

 

18

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND30ND
2015ND70ND
2016ND20ND
2017ND20ND
2018ND20ND
2019ND20ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-12-04Q1458430001ND
2014-12-04Q1458430005ND
2014-12-04Q1458430003ND
2015-01-21AC77075ND
2015-01-21AC77077ND
2015-03-23Q1510563001ND
2015-06-23Q1523422003ND
2015-06-23Q1523422005ND
2015-06-23Q1523422001ND
2015-09-15Q1535675001ND
2016-01-25AD19739ND
2016-01-25AD19735ND
2017-02-06AD68761ND
2017-05-05AD83114ND
2018-02-08AE13057ND
2018-02-08AE13061ND
2019-01-14AE49639ND
2019-01-14AE49635ND