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EWG's Tap Water Database — 2021 UPDATE

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Bromochloromethane

City of Mercedes

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.

 

13

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

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

ppb = parts per billion

All test results

Date Lab ID Result
2013-10-302922235ND
2014-01-302965873ND
2014-04-233013913ND
2014-07-10AC59311ND
2014-07-163064474ND
2015-08-05AD02701ND
2016-03-02AD26674ND
2016-04-28AD34682ND
2016-07-12AD44088ND
2016-11-16AD58351ND
2017-02-08AD69602ND
2018-01-31AE11615ND
2019-06-04AE69252ND