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EWG's Tap Water Database — 2021 UPDATE

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Dibromoacetic acid

Wells Branch MUD 1

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)

83

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
20141.93 ppb16161.10 ppb - 3.10 ppb
20152.73 ppb1612ND - 8.10 ppb
20160.875 ppb168ND - 2.50 ppb
20171.54 ppb1615ND - 2.30 ppb
20182.36 ppb16161.40 ppb - 3.20 ppb
20192.07 ppb16161.10 ppb - 3.50 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
2014-03-13AC469453.10 ppb
2014-03-13AC469443.10 ppb
2014-03-13AC469382.90 ppb
2014-03-13AC469252.80 ppb
2014-06-17AC571531.90 ppb
2014-06-17AC571542.00 ppb
2014-06-17AC571552.00 ppb
2014-06-17AC571501.90 ppb
2014-08-26AC652371.10 ppb
2014-08-26AC652391.20 ppb
2014-08-26AC652501.20 ppb
2014-08-26AC652361.70 ppb
2014-11-19AC724261.30 ppb
2014-11-19AC724281.90 ppb
2014-11-19AC724301.10 ppb
2014-11-19AC724271.70 ppb
2015-03-18AC849897.70 ppb
2015-03-18AC849888.10 ppb
2015-03-18AC849873.40 ppb
2015-03-18AC849857.10 ppb
2015-05-20AC927932.80 ppb
2015-05-20AC927962.80 ppb
2015-05-20AC927902.00 ppb
2015-05-20AC928002.80 ppb
2015-09-21AD077762.30 ppb
2015-09-21AD077772.40 ppb
2015-09-21AD077831.20 ppb
2015-09-21AD077751.000 ppb
2015-11-04AD12563ND
2015-11-04AD12622ND
2015-11-04AD12564ND
2015-11-04AD12562ND
2016-02-09AD227291.90 ppb
2016-02-09AD227282.20 ppb
2016-02-09AD227332.30 ppb
2016-02-09AD227312.50 ppb
2016-06-22AD415001.30 ppb
2016-06-22AD414891.20 ppb
2016-06-22AD415041.40 ppb
2016-06-22AD414921.20 ppb
2016-09-13AD49161ND
2016-09-13AD49147ND
2016-09-13AD49146ND
2016-09-13AD49159ND
2016-11-29AD59355ND
2016-11-29AD59357ND
2016-11-29AD59356ND
2016-11-29AD59359ND
2017-03-20AD756931.60 ppb
2017-03-20AD756921.50 ppb
2017-03-20AD756912.20 ppb
2017-03-20AD756901.30 ppb
2017-05-04AD827001.50 ppb
2017-05-04AD827202.10 ppb
2017-05-04AD827142.00 ppb
2017-05-04AD827011.90 ppb
2017-07-19AD899141.000 ppb
2017-07-19AD899171.20 ppb
2017-07-19AD89920ND
2017-07-19AD899181.30 ppb
2017-11-28AE059041.20 ppb
2017-11-28AE058992.30 ppb
2017-11-28AE059021.40 ppb
2017-11-28AE059002.20 ppb
2018-02-21AE146962.50 ppb
2018-02-21AE146892.70 ppb
2018-02-21AE146952.80 ppb
2018-02-21AE146902.60 ppb
2018-04-17AE227502.70 ppb
2018-04-17AE227461.80 ppb
2018-04-17AE227512.40 ppb
2018-04-17AE227452.30 ppb
2018-07-19AE339082.70 ppb
2018-07-19AE339013.20 ppb
2018-07-19AE339032.70 ppb
2018-07-19AE339073.20 ppb
2018-10-10AE430301.60 ppb
2018-10-10AE430261.40 ppb
2018-10-10AE430311.50 ppb
2018-10-10AE430251.70 ppb
2019-01-29AE519251.80 ppb
2019-01-29AE518972.40 ppb
2019-01-29AE519222.20 ppb
2019-01-29AE519241.80 ppb
2019-04-18AE629371.40 ppb
2019-04-18AE629322.00 ppb
2019-04-18AE629402.50 ppb
2019-04-18AE629332.00 ppb
2019-07-11AE740652.00 ppb
2019-07-11AE740602.70 ppb
2019-07-11AE740593.50 ppb
2019-07-11AE740582.40 ppb
2019-10-15AE865871.90 ppb
2019-10-15AE865851.10 ppb
2019-10-15AE865801.70 ppb
2019-10-15AE865841.70 ppb