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EWG's Tap Water Database — 2021 UPDATE

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Bromochloromethane

Crescenta Valley CWD

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.

 

17

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND160ND
2014N/A00N/A
2015N/A00N/A
2016N/A00N/A
2017ND10ND
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2013-03-20201303200376AMND
2013-03-20201303200397AMND
2013-03-20201303200372AMND
2013-03-20201303200374AMND
2013-03-20201303200432AMND
2013-03-20201303200370AMND
2013-03-20201303200391AMND
2013-06-03201306040462AMND
2013-09-17201309170922AMND
2013-09-17201309170916AMND
2013-09-17201309170832AMND
2013-09-17201309170920AMND
2013-09-17201309170918AMND
2013-09-17201309170925AMND
2013-09-17201309170865AMND
2013-12-10201312110520AMND
2017-04-245806-006-1333ND