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EWG's Tap Water Database — 2019 UPDATE

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Bromochloromethane

Oak Park Water Service

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.

 

4

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND60ND
20131.30 ppb87ND - 2.90 ppb
20141.81 ppb75ND - 3.50 ppb
2015ND40ND
20161.01 ppb86ND - 1.90 ppb
20173.03 ppb84ND - 8.90 ppb

ppb = parts per billion

All test results

Date Lab ID Result
2015-03-105C10079-01AND
2015-06-105F10079-01AND
2015-09-015I01105-01AND
2015-12-015L01133-01AND