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EWG's Tap Water Database — 2021 UPDATE

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Dibromoacetic acid

Regional Water Authority

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

 

240

Samples

0

Samples exceeding legal limit (MCL)

36

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.0375 ppb483ND - 0.600 ppb
2015N/A00N/A
20160.256 ppb4819ND - 0.800 ppb
2017ND480ND
20180.0500 ppb484ND - 0.700 ppb
20190.123 ppb4810ND - 0.800 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
2014-03-04DBP 200391954ND
2014-03-04DBP 200391959ND
2014-03-04DBP 200391974ND
2014-03-05DBP 200392092ND
2014-03-05DBP 200392093ND
2014-03-05DBP 200392094ND
2014-03-06DBP 200392152ND
2014-03-06DBP 200392201ND
2014-03-06DBP 200392202ND
2014-03-07DBP 200392306ND
2014-03-07DBP 200392307ND
2014-03-07DBP 200392308ND
2014-06-02DBP 200396948ND
2014-06-02DBP 200396949ND
2014-06-02DBP 2003969500.600 ppb
2014-06-03DBP 200396959ND
2014-06-03DBP 200396964ND
2014-06-03DBP 200396982ND
2014-06-03DBP 200397073ND
2014-06-05DBP 2003972290.600 ppb
2014-06-05DBP 200397327ND
2014-06-05DBP 200397328ND
2014-06-06DBP 200397354ND
2014-06-06DBP 200397355ND
2014-09-02DBP 200403272ND
2014-09-02DBP 200403277ND
2014-09-02DBP 200403302ND
2014-09-03DBP 200403470ND
2014-09-03DBP 200403471ND
2014-09-03DBP 200403472ND
2014-09-04DBP 200403517ND
2014-09-04DBP 200403556ND
2014-09-04DBP 200403557ND
2014-09-04DBP 200403558ND
2014-09-06DBP 200403687ND
2014-09-06DBP 200403688ND
2014-12-02DBP 200408683ND
2014-12-02DBP 200408688ND
2014-12-02DBP 200408706ND
2014-12-02DBP 200408748ND
2014-12-02DBP 200408749ND
2014-12-02DBP 200408750ND
2014-12-03DBP 200408856ND
2014-12-03DBP 200408857ND
2014-12-04DBP 2004089460.600 ppb
2014-12-04DBP 200408968ND
2014-12-04DBP 200408969ND
2014-12-04DBP 200408970ND
2016-03-01DBP 200434420ND
2016-03-01DBP 2004344320.500 ppb
2016-03-01DBP 200434439ND
2016-03-01DBP 200434518ND
2016-03-02DBP 2004346520.700 ppb
2016-03-02DBP 2004346530.600 ppb
2016-03-03DBP 200434705ND
2016-03-03DBP 200434734ND
2016-03-03DBP 2004347900.700 ppb
2016-03-03DBP 2004347910.700 ppb
2016-03-04DBP 2004348190.700 ppb
2016-03-04DBP 2004348200.600 ppb
2016-06-01DBP 2004410250.700 ppb
2016-06-01DBP 2004410260.700 ppb
2016-06-01DBP 2004410370.800 ppb
2016-06-01DBP 2004410540.500 ppb
2016-06-01DBP 2004410550.600 ppb
2016-06-01DBP 2004410560.800 ppb
2016-06-01DBP 200441057ND
2016-06-01DBP 2004410580.700 ppb
2016-06-02DBP 2004412620.800 ppb
2016-06-02DBP 2004412970.500 ppb
2016-06-02DBP 200441298ND
2016-06-02DBP 2004412990.700 ppb
2016-09-06DBP 200448969ND
2016-09-06DBP 200448974ND
2016-09-06DBP 200449001ND
2016-09-06DBP 200449014ND
2016-09-06DBP 200449015ND
2016-09-06DBP 200449016ND
2016-09-07DBP 200449214ND
2016-09-08DBP 200449407ND
2016-09-08DBP 200449408ND
2016-09-09DBP 200449500ND
2016-09-12DBP 2004495450.500 ppb
2016-09-12DBP 200449547ND
2016-12-05DBP 200456081ND
2016-12-05DBP 200456083ND
2016-12-06DBP 200456088ND
2016-12-06DBP 200456110ND
2016-12-06DBP 200456115ND
2016-12-06DBP 200456175ND
2016-12-07DBP 200456358ND
2016-12-07DBP 200456359ND
2016-12-08DBP 200456453ND
2016-12-08DBP 200456460ND
2016-12-08DBP 200456461ND
2016-12-08DBP 2004564620.500 ppb
2017-03-01DBP 200461496ND
2017-03-01DBP 200461542ND
2017-03-01DBP 200461543ND
2017-03-01DBP 200461544ND
2017-03-01DBP 200461545ND
2017-03-01DBP 200461546ND
2017-03-02DBP 200461650ND
2017-03-02DBP 200461651ND
2017-03-02DBP 200461673ND
2017-03-02DBP 200461674ND
2017-03-02DBP 200461675ND
2017-03-03DBP 200461727ND
2017-06-05DBP 200468420ND
2017-06-05DBP 200468421ND
2017-06-06DBP 200468476ND
2017-06-06DBP 200468481ND
2017-06-06DBP 200468500ND
2017-06-07DBP 200468669ND
2017-06-07DBP 200468670ND
2017-06-08DBP 200468850ND
2017-06-08DBP 200468946ND
2017-06-08DBP 200468947ND
2017-06-08DBP 200468948ND
2017-06-08DBP 200468949ND
2017-09-05DBP 200475785ND
2017-09-05DBP 200475790ND
2017-09-05DBP 200475800ND
2017-09-07DBP 200476104ND
2017-09-07DBP 200476220ND
2017-09-07DBP 200476221ND
2017-09-07DBP 200476222ND
2017-09-07DBP 200476224ND
2017-09-08DBP 200476302ND
2017-09-08DBP 200476304ND
2017-09-08DBP 200476305ND
2017-09-08DBP 200476306ND
2017-12-05DBP 200483376ND
2017-12-05DBP 200483381ND
2017-12-05DBP 200483391ND
2017-12-07DBP 200483770ND
2017-12-07DBP 200483771ND
2017-12-07DBP 200483772ND
2017-12-07DBP 200483773ND
2017-12-07DBP 200483774ND
2017-12-08DBP 200483834ND
2017-12-08DBP 200483843ND
2017-12-08DBP 200483844ND
2017-12-08DBP 200483845ND
2018-03-06DBP 200489268ND
2018-03-06DBP 200489275ND
2018-03-06DBP 200489287ND
2018-03-07DBP 200489537ND
2018-03-07DBP 200489538ND
2018-03-07DBP 200489539ND
2018-03-07DBP 200489540ND
2018-03-07DBP 200489541ND
2018-03-08DBP 200489565ND
2018-03-09DBP 200489701ND
2018-03-09DBP 200489702ND
2018-03-09DBP 2004897030.600 ppb
2018-06-05DBP 2004959840.500 ppb
2018-06-05DBP 200495989ND
2018-06-05DBP 200496002ND
2018-06-06DBP 200496235ND
2018-06-07DBP 200496375ND
2018-06-07DBP 200496376ND
2018-06-07DBP 2004964170.600 ppb
2018-06-08DBP 200496507ND
2018-06-08DBP 2004965080.700 ppb
2018-06-08DBP 200496509ND
2018-06-08DBP 200496510ND
2018-06-08DBP 200496511ND
2018-09-04DBP 200503732ND
2018-09-04DBP 200503737ND
2018-09-04DBP 200503842ND
2018-09-04DBP 200503912ND
2018-09-04DBP 200503913ND
2018-09-04DBP 200503914ND
2018-09-05DBP 200503981ND
2018-09-05DBP 200504086ND
2018-09-05DBP 200504087ND
2018-09-06DBP 200504185ND
2018-09-06DBP 200504211ND
2018-09-07DBP 200504441ND
2018-12-03DBP 200514372ND
2018-12-03DBP 200514406ND
2018-12-04DBP 200514447ND
2018-12-04DBP 200514452ND
2018-12-04DBP 200514625ND
2018-12-04DBP 200514626ND
2018-12-04DBP 200514627ND
2018-12-04DBP 200514628ND
2018-12-04DBP 200514629ND
2018-12-05DBP 200514952ND
2018-12-06DBP 200515069ND
2018-12-06DBP 200515070ND
2019-03-04DBP 200523215ND
2019-03-04DBP 200523217ND
2019-03-05DBP 200523262ND
2019-03-05DBP 200523269ND
2019-03-05DBP 200523456ND
2019-03-05DBP 200523457ND
2019-03-05DBP 200523458ND
2019-03-05DBP 200523459ND
2019-03-05DBP 2005234630.500 ppb
2019-03-07DBP 2005238840.500 ppb
2019-03-08DBP 200524000ND
2019-03-08DBP 200524002ND
2019-06-03DBP 200534373ND
2019-06-03DBP 2005344140.600 ppb
2019-06-04DBP 200534491ND
2019-06-04DBP 200534496ND
2019-06-04DBP 200534600ND
2019-06-04DBP 2005347250.500 ppb
2019-06-04DBP 200534727ND
2019-06-04DBP 200534729ND
2019-06-05DBP 200535039ND
2019-06-05DBP 200535041ND
2019-06-06DBP 200535197ND
2019-06-07DBP 200535357ND
2019-09-03DBP 200546988ND
2019-09-03DBP 200546993ND
2019-09-04DBP 200547400ND
2019-09-04DBP 200547402ND
2019-09-04DBP 200547403ND
2019-09-04DBP 2005474040.600 ppb
2019-09-04DBP 200547405ND
2019-09-05DBP 2005474600.600 ppb
2019-09-05DBP 200547667ND
2019-09-06DBP 2005478260.800 ppb
2019-09-06DBP 2005478270.600 ppb
2019-09-06DBP 2005478280.700 ppb
2019-12-02DBP 200558405ND
2019-12-02DBP 200558406ND
2019-12-02DBP 200558407ND
2019-12-03DBP 200558454ND
2019-12-03DBP 200558459ND
2019-12-03DBP 200558612ND
2019-12-04DBP 200558916ND
2019-12-04DBP 200558917ND
2019-12-04DBP 2005589190.500 ppb
2019-12-05DBP 200559073ND
2019-12-05DBP 200559098ND
2019-12-06DBP 200559195ND