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EWG's Tap Water Database — 2021 UPDATE

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Dibromoacetic acid

City of Nacogdoches

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)

24

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.938 ppb168ND - 2.40 ppb
2015ND160ND
20160.0750 ppb161ND - 1.20 ppb
20173.74 ppb167ND - 19.1 ppb
20180.363 ppb164ND - 2.10 ppb
20190.300 ppb164ND - 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
2014-03-04Q14067810121.80 ppb
2014-03-04Q14067810112.40 ppb
2014-03-04Q1406781010ND
2014-03-04Q1406781009ND
2014-06-09Q14199460041.60 ppb
2014-06-09Q14199460032.30 ppb
2014-06-09Q14199460021.000 ppb
2014-06-09Q1419946001ND
2014-09-18Q1445817003ND
2014-09-18Q1445817002ND
2014-09-18Q1445817004ND
2014-09-18Q14458170052.10 ppb
2014-12-05Q14588680041.70 ppb
2014-12-05Q14588680032.10 ppb
2014-12-05Q1458868002ND
2014-12-05Q1458868001ND
2015-03-13Q1509587007ND
2015-03-13Q1509587006ND
2015-03-13Q1509587005ND
2015-03-13Q1509587004ND
2015-05-04Q1516197001ND
2015-05-04Q1516197002ND
2015-05-04Q1516197004ND
2015-05-04Q1516197003ND
2015-08-12Q1531877004ND
2015-08-12Q1531877003ND
2015-08-12Q1531877002ND
2015-08-12Q1531877001ND
2015-11-20Q1546315004ND
2015-11-20Q1546315003ND
2015-11-20Q1546315002ND
2015-11-20Q1546315001ND
2016-02-23Q1607697008ND
2016-02-23Q1607697007ND
2016-02-23Q1607697009ND
2016-02-23Q1607697010ND
2016-06-21Q1625026004ND
2016-06-21Q1625026003ND
2016-06-21Q1625026002ND
2016-06-21Q1625026001ND
2016-09-08Q1636320006ND
2016-09-08Q1636320005ND
2016-09-08Q1636320004ND
2016-09-08Q1636320003ND
2016-12-02Q1652666001ND
2016-12-02Q1652666004ND
2016-12-02Q16526660021.20 ppb
2016-12-02Q1652666003ND
2017-02-08Q1705626008ND
2017-02-08Q1705626007ND
2017-02-08Q1705626006ND
2017-02-08Q1705626005ND
2017-04-24Q17165640043.30 ppb
2017-04-24Q171656400317.6 ppb
2017-04-24Q171656400219.1 ppb
2017-04-24Q171656400115.5 ppb
2017-08-01Q1731839004ND
2017-08-01Q1731839003ND
2017-08-01Q17318390051.90 ppb
2017-08-01Q1731839006ND
2017-10-25Q17549020101.000 ppb
2017-10-25Q17549020021.50 ppb
2017-10-25Q1754902009ND
2017-10-25Q1754902001ND
2018-01-30Q1803538008ND
2018-01-30Q18035380031.20 ppb
2018-01-30Q1803538007ND
2018-01-30Q1803538006ND
2018-04-18Q1815997007ND
2018-04-18Q1815997002ND
2018-04-18Q1815997003ND
2018-04-18Q1815997008ND
2018-07-26Q18297920061.10 ppb
2018-07-26Q18297920052.10 ppb
2018-07-26Q1829792004ND
2018-07-26Q1829792003ND
2018-10-31Q1843887003ND
2018-10-31Q18438870041.40 ppb
2018-10-31Q1843887002ND
2018-10-31Q1843887001ND
2019-01-17Q1902680007ND
2019-01-17Q1902680016ND
2019-01-17Q1902680017ND
2019-01-17Q1902680008ND
2019-04-24Q19165050021.30 ppb
2019-04-24Q19165050041.30 ppb
2019-04-24Q1916505001ND
2019-04-24Q1916505003ND
2019-08-06Q1951518006ND
2019-08-06Q19515180051.20 ppb
2019-08-06Q1951518004ND
2019-08-06Q1951518003ND
2019-10-17Q1972973001ND
2019-10-17Q1972973004ND
2019-10-17Q19729730031.000 ppb
2019-10-17Q1972973002ND