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EWG's Tap Water Database — 2019 UPDATE

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Dibromoacetic acid

Attleboro Water Department

Dibromoacetic acid, one of the group of five haloacetic acids regulated by federal standards, is formed when chlorine or other disinfectants are used to treat drinking water. Haloacetic acids and other disinfection byproducts increase the risk of cancer and may cause problems during pregnancy. Click here to read more about disinfection byproducts.

 

48

Samples

0

Samples exceeding legal limit (MCL)

21

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012N/A00N/A
2013N/A00N/A
2014N/A00N/A
20151.21 ppb1611ND - 2.50 ppb
20160.294 ppb166ND - 1.000 ppb
20170.231 ppb164ND - 1.20 ppb

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 0.04 ppb

The EWG Health Guideline of 0.04 ppb for dibromoacetic acid was defined in a peer-reviewed scientific study by EWG and represents a on-in-a-million lifetime cancer risk level. This health guideline protects against cancer.

ppb = parts per billion

All test results

Date Result
2015-02-052.40 ppb
2015-02-052.10 ppb
2015-02-052.20 ppb
2015-02-051.90 ppb
2015-05-072.30 ppb
2015-05-072.50 ppb
2015-05-072.30 ppb
2015-05-071.60 ppb
2015-08-060.700 ppb
2015-08-06ND
2015-08-06ND
2015-08-060.800 ppb
2015-11-05ND
2015-11-05ND
2015-11-05ND
2015-11-050.600 ppb
2016-02-110.800 ppb
2016-02-111.000 ppb
2016-02-110.700 ppb
2016-02-11ND
2016-05-050.700 ppb
2016-05-050.800 ppb
2016-05-050.700 ppb
2016-05-05ND
2016-08-11ND
2016-08-11ND
2016-08-11ND
2016-08-11ND
2016-11-10ND
2016-11-10ND
2016-11-10ND
2016-11-10ND
2017-02-090.900 ppb
2017-02-09ND
2017-02-091.20 ppb
2017-02-091.000 ppb
2017-05-11ND
2017-05-11ND
2017-05-11ND
2017-05-11ND
2017-08-10ND
2017-08-10ND
2017-08-10ND
2017-08-10ND
2017-11-09ND
2017-11-090.600 ppb
2017-11-09ND
2017-11-09ND