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EWG's Tap Water Database — 2021 UPDATE

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Dibromoacetic acid

Carson

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.

 

15

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND20ND
2015ND20ND
2016ND40ND
2017ND40ND
2018ND10ND
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
2014-03-1920087ND
2014-06-0979901ND
2015-04-0814302ND
2015-08-2039102ND
2016-05-09ND
2016-08-08ND
2016-09-13ND
2016-11-17ND
2017-06-26ND
2017-08-07ND
2017-11-07ND
2017-12-28ND
2018-03-06ND
2019-03-04ND
2019-11-18ND