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EWG's Tap Water Database — 2021 UPDATE

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Dibromoacetic acid

Harris County FWSD 51

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)

54

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20141.23 ppb1613ND - 2.10 ppb
20150.669 ppb168ND - 1.80 ppb
20160.350 ppb164ND - 1.40 ppb
20171.03 ppb1613ND - 1.60 ppb
20180.625 ppb169ND - 1.30 ppb
20190.481 ppb167ND - 1.30 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
2014-02-21AC442211.40 ppb
2014-02-21AC442551.30 ppb
2014-02-21AC442531.20 ppb
2014-02-21AC44224ND
2014-05-22AC551091.90 ppb
2014-05-22AC550911.80 ppb
2014-05-22AC550882.10 ppb
2014-05-22AC55087ND
2014-08-15AC641011.30 ppb
2014-08-15AC64177ND
2014-08-15AC640991.10 ppb
2014-08-15AC641761.40 ppb
2014-11-14AC721761.30 ppb
2014-11-14AC721131.80 ppb
2014-11-14AC721161.50 ppb
2014-11-14AC721481.60 ppb
2015-01-21AC771871.40 ppb
2015-01-21AC771811.60 ppb
2015-01-21AC771721.70 ppb
2015-01-21AC771671.80 ppb
2015-04-15AC883301.000 ppb
2015-04-15AC883381.10 ppb
2015-04-15AC883471.10 ppb
2015-04-15AC88344ND
2015-07-29AD01475ND
2015-07-29AD014841.000 ppb
2015-07-29AD01489ND
2015-07-29AD01486ND
2015-12-04AD15713ND
2015-12-04AD15654ND
2015-12-04AD15660ND
2015-12-04AD15653ND
2016-01-25AD19626ND
2016-01-25AD19657ND
2016-01-25AD19658ND
2016-01-25AD19652ND
2016-04-20AD33616ND
2016-04-20AD33600ND
2016-04-20AD33604ND
2016-04-20AD33615ND
2016-07-15AD44517ND
2016-07-15AD44507ND
2016-07-15AD44506ND
2016-07-15AD44490ND
2016-12-16AD625591.40 ppb
2016-12-16AD625611.40 ppb
2016-12-16AD625641.40 ppb
2016-12-16AD625541.40 ppb
2017-02-06AD686961.60 ppb
2017-02-06AD687091.10 ppb
2017-02-06AD687081.10 ppb
2017-02-06AD686951.10 ppb
2017-04-28AD818061.20 ppb
2017-04-28AD818111.000 ppb
2017-04-28AD818101.40 ppb
2017-04-28AD818091.000 ppb
2017-07-07AD886201.60 ppb
2017-07-07AD886261.60 ppb
2017-07-07AD886281.40 ppb
2017-07-07AD886211.30 ppb
2017-10-27AE02675ND
2017-10-27AE02674ND
2017-10-27AE02680ND
2017-10-27AE026731.000 ppb
2018-02-08AE129611.000 ppb
2018-02-08AE12972ND
2018-02-08AE12966ND
2018-02-08AE12975ND
2018-05-07AE25266ND
2018-05-07AE25290ND
2018-05-07AE25287ND
2018-05-07AE25292ND
2018-08-23AE384031.20 ppb
2018-08-23AE384001.10 ppb
2018-08-23AE384011.10 ppb
2018-08-23AE384021.20 ppb
2018-10-25AE446031.30 ppb
2018-10-25AE445971.000 ppb
2018-10-25AE446011.10 ppb
2018-10-25AE446041.000 ppb
2019-01-14AE49545ND
2019-01-14AE49543ND
2019-01-14AE49546ND
2019-01-14AE49544ND
2019-04-23AE633711.10 ppb
2019-04-23AE633741.000 ppb
2019-04-23AE63378ND
2019-04-23AE633501.10 ppb
2019-07-22AE752521.30 ppb
2019-07-22AE752461.000 ppb
2019-07-22AE752481.10 ppb
2019-07-22AE752501.10 ppb
2019-10-03AE85634ND
2019-10-03AE85640ND
2019-10-03AE85662ND
2019-10-03AE85660ND