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EWG's Tap Water Database — 2021 UPDATE

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Bromochloromethane

Harris County WCID 36

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.

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND90ND
2014ND40ND
2015N/A00N/A
2016N/A00N/A
2017ND30ND
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2013-04-013D02018-01ND
2013-05-063E07011-01ND
2013-05-063E07011-07ND
2013-05-063E07011-04ND
2013-07-083G09010-01ND
2013-10-073J08018-01AND
2013-11-053K06014-04ND
2013-11-053K06014-01ND
2013-11-053K06014-07ND
2014-01-074A08012-01ND
2014-02-05AC41527ND
2014-02-05AC41513ND
2014-02-05AC41523ND
2017-04-24AD80727ND
2017-04-24AD80723ND
2017-04-24AD80725ND