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EWG's Tap Water Database — 2019 UPDATE

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Bromochloromethane

Attleboro Water Department

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.

 

19

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012N/A00N/A
201318.0 ppb1118.0 ppb
2014ND90ND
2015ND30ND
2016ND30ND
20172.10 ppb31ND - 6.30 ppb

ppb = parts per billion

All test results

Date Result
2013-07-0118.0 ppb
2014-02-11ND
2014-02-11ND
2014-05-07ND
2014-05-07ND
2014-06-16ND
2014-07-02ND
2014-07-02ND
2014-08-05ND
2014-11-05ND
2015-01-07ND
2015-03-04ND
2015-08-21ND
2016-01-06ND
2016-07-06ND
2016-08-03ND
2017-01-046.30 ppb
2017-06-27ND
2017-07-20ND