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EWG's Tap Water Database — 2021 UPDATE

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Bromochloromethane

St Charles

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.

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND120ND
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2014-02-1124789801ND
2014-02-1124789901ND
2014-02-1124790001ND
2014-02-1124789701ND
2014-02-1124790101ND
2014-04-1424790201ND
2014-08-1926745401ND
2014-09-1127155201ND
2014-09-1127155301ND
2014-09-1127154901ND
2014-09-1127155101ND
2014-09-1127155001ND