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EWG's Tap Water Database — 2021 UPDATE

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Dibromoacetic acid

Mount Zion P S D

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.

 

20

Samples

0

Samples exceeding legal limit (MCL)

4

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.253 ppb41ND - 1.01 ppb
20150.570 ppb42ND - 1.21 ppb
2016ND40ND
2017ND30ND
2018ND30ND
20190.286 ppb21ND - 0.572 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
2014-02-18DBP_1402H26-01AND
2014-04-08DBP_1404939-03A1.01 ppb
2014-09-09DBP_1409A75-03AND
2014-12-09S2DBP_1412C62-03ND
2015-02-10S2HAA_1502B74-04ND
2015-05-12S2HAA_1505D33-041.07 ppb
2015-08-12S2HAA_1508G42-021.21 ppb
2015-11-111511F64-04AND
2016-02-091602C76-06AND
2016-05-1816052225-01AND
2016-08-0916081289-03AND
2016-11-1516111908-04AND
2017-02-2017022422-04AND
2017-08-0817081254-03AND
2017-11-1417112103-04AND
2018-02-1318021733-03AND
2018-05-1318053948-02AND
2018-11-1918112722-04AND
2019-08-2719083326-02A0.572 ppb
2019-11-19739035004ND