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EWG's Tap Water Database — 2021 UPDATE

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Dibromoacetic acid

Liberty

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.

MORE ABOUT THIS CONTAMINANT

 

58

Samples

0

Samples exceeding legal limit (MCL)

21

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
20142.31 ppb1613ND - 3.64 ppb
20150.916 ppb168ND - 2.04 ppb
2016ND160ND
2017ND60ND
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
2014-01-29AC166462.67 ppb
2014-01-29AC166452.85 ppb
2014-01-29AC166482.69 ppb
2014-01-29AC166472.82 ppb
2014-04-30AC215522.45 ppb
2014-04-30AC215532.38 ppb
2014-04-30AC215542.60 ppb
2014-04-30AC215553.03 ppb
2014-07-23AC305633.57 ppb
2014-07-23AC305603.64 ppb
2014-07-23AC305613.48 ppb
2014-07-23AC305622.87 ppb
2014-12-03AC37612ND
2014-12-03AC37613ND
2014-12-03AC37614ND
2014-12-03AC376151.87 ppb
2015-01-14AC40337ND
2015-01-14AC40336ND
2015-01-14AC40338ND
2015-01-14AC40339ND
2015-04-28AC45014ND
2015-04-28AC45016ND
2015-04-28AC45017ND
2015-04-28AC45015ND
2015-08-05AC542331.86 ppb
2015-08-05AC542321.67 ppb
2015-08-05AC542311.64 ppb
2015-08-05AC542301.74 ppb
2015-10-22AC611741.97 ppb
2015-10-22AC611762.04 ppb
2015-10-22AC611771.91 ppb
2015-10-22AC611751.83 ppb
2016-01-14AC64980ND
2016-01-14AC64981ND
2016-01-14AC64982ND
2016-01-14AC64979ND
2016-04-14AC69338ND
2016-04-14AC69341ND
2016-04-14AC69339ND
2016-04-14AC69340ND
2016-07-11AC79667ND
2016-07-11AC79668ND
2016-07-11AC79669ND
2016-07-11AC79670ND
2016-10-25AC86249ND
2016-10-25AC86250ND
2016-10-25AC86248ND
2016-10-25AC86247ND
2017-01-17AC89060ND
2017-01-17AC89059ND
2017-01-17AC89058ND
2017-01-17AC89057ND
2017-07-07AD01345ND
2017-07-07AD01346ND
2018-07-19AD29123ND
2018-07-19AD29124ND
2019-07-10AD51740ND
2019-07-10AD51741ND