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EWG's Tap Water Database — 2021 UPDATE

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Dibromoacetic acid

Bayleaf Master

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.

 

36

Samples

0

Samples exceeding legal limit (MCL)

4

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.200 ppb122ND - 1.40 ppb
20150.750 ppb21ND - 1.50 ppb
20160.163 ppb81ND - 1.30 ppb
2017ND100ND
2018ND20ND
2019ND20ND

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 Lab ID Result
2014-02-20C316008-01ND
2014-02-20C316023-011.40 ppb
2014-02-20C316032-01ND
2014-02-20C316005-01ND
2014-05-14C402968-01RE1ND
2014-05-14C402970-01ND
2014-05-14C402980-01ND
2014-05-14C402992-01ND
2014-08-13C407027-01ND
2014-08-13C407028-011.000 ppb
2014-08-13C407029-01RE1ND
2014-08-14C407026-01ND
2015-08-05ND
2015-08-051.50 ppb
2016-08-08CZ08698-01ND
2016-08-09CZ06226-01ND
2016-08-12CZ08699-01ND
2016-08-12CZ06227-011.30 ppb
2016-11-28CZ13739-01ND
2016-11-28CZ13728-01ND
2016-11-28CZ13725-01ND
2016-11-28CZ13734-01ND
2017-02-13CZ18647-01ND
2017-02-14CZ18698-01ND
2017-02-14CZ18672-01ND
2017-02-15CZ18649-01ND
2017-05-09CA02802-01ND
2017-05-09CA02825-01ND
2017-05-09CA02844-01ND
2017-05-11CA02804-01ND
2017-08-01CA06513-01ND
2017-08-02CA06512-01ND
2018-08-09CB07610-02 ND
2018-08-10CB07610-01 ND
2019-08-15CC08311-01 ND
2019-08-29CC14622-01 ND