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EWG's Tap Water Database — 2021 UPDATE

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Dibromoacetic acid

Harris County MUD 53

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

 

96

Samples

0

Samples exceeding legal limit (MCL)

47

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20141.01 ppb1611ND - 1.80 ppb
20150.369 ppb164ND - 1.80 ppb
20160.331 ppb164ND - 1.40 ppb
20171.02 ppb1612ND - 1.80 ppb
20180.663 ppb1610ND - 1.20 ppb
20190.394 ppb166ND - 1.10 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 Lab ID Result
2014-02-21AC442541.000 ppb
2014-02-21AC44223ND
2014-02-21AC44220ND
2014-02-21AC442221.20 ppb
2014-05-22AC55108ND
2014-05-22AC55090ND
2014-05-22AC55110ND
2014-05-22AC550891.80 ppb
2014-08-15AC641021.30 ppb
2014-08-15AC641091.40 ppb
2014-08-15AC641001.40 ppb
2014-08-15AC641031.40 ppb
2014-11-14AC721491.50 ppb
2014-11-14AC721471.60 ppb
2014-11-14AC721201.80 ppb
2014-11-14AC721111.70 ppb
2015-01-21AC77210ND
2015-01-21AC771781.80 ppb
2015-01-21AC771831.60 ppb
2015-01-21AC771681.50 ppb
2015-04-15AC88337ND
2015-04-15AC88324ND
2015-04-15AC88336ND
2015-04-15AC88345ND
2015-07-29AD01472ND
2015-07-29AD01469ND
2015-07-29AD01488ND
2015-07-29AD014831.000 ppb
2015-12-04AD15651ND
2015-12-04AD15662ND
2015-12-04AD15695ND
2015-12-04AD15656ND
2016-01-25AD19659ND
2016-01-25AD19621ND
2016-01-25AD19653ND
2016-01-25AD19662ND
2016-04-20AD33597ND
2016-04-20AD33598ND
2016-04-20AD33596ND
2016-04-20AD33602ND
2016-07-15AD44502ND
2016-07-15AD44512ND
2016-07-15AD44499ND
2016-07-15AD44501ND
2016-12-16AD625561.40 ppb
2016-12-16AD625581.30 ppb
2016-12-16AD625551.40 ppb
2016-12-16AD625601.20 ppb
2017-02-06AD687031.10 ppb
2017-02-10AD703681.40 ppb
2017-02-10AD703671.30 ppb
2017-02-10AD703661.50 ppb
2017-05-05AD830301.60 ppb
2017-05-05AD830321.20 ppb
2017-05-05AD830311.80 ppb
2017-05-05AD830291.60 ppb
2017-07-07AD88625ND
2017-07-07AD88623ND
2017-07-07AD886291.50 ppb
2017-07-07AD88622ND
2017-10-27AE026791.000 ppb
2017-10-27AE02678ND
2017-10-27AE026761.20 ppb
2017-10-27AE026771.10 ppb
2018-02-08AE129621.000 ppb
2018-02-08AE129571.000 ppb
2018-02-08AE12959ND
2018-02-08AE12974ND
2018-05-07AE25284ND
2018-05-07AE25274ND
2018-05-07AE25278ND
2018-05-07AE25265ND
2018-08-23AE384051.000 ppb
2018-08-23AE383861.10 ppb
2018-08-23AE384041.20 ppb
2018-08-23AE383991.000 ppb
2018-10-25AE445981.20 ppb
2018-10-25AE446021.000 ppb
2018-10-25AE446001.10 ppb
2018-10-25AE445991.000 ppb
2019-01-14AE49548ND
2019-01-14AE49549ND
2019-01-14AE49547ND
2019-01-14AE49541ND
2019-04-23AE63373ND
2019-04-23AE633521.10 ppb
2019-04-23AE633771.10 ppb
2019-04-23AE633491.000 ppb
2019-07-22AE752511.000 ppb
2019-07-22AE752451.10 ppb
2019-07-22AE752491.000 ppb
2019-07-22AE75247ND
2019-10-03AE85666ND
2019-10-03AE85661ND
2019-10-03AE85667ND
2019-10-03AE85663ND