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EWG's Tap Water Database — 2021 UPDATE

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Monobromoacetic acid

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Monobromoacetic 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

 

24

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND40ND
20150.900 ppb42ND - 1.80 ppb
2016ND40ND
2017ND40ND
2018ND40ND
20190.850 ppb42ND - 1.70 ppb

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 25 ppb

The EWG Health Guideline of 25 ppb for monobromoacetic acid was proposed in 2020 by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk.. This health guideline protects against muscular degeneration.

ppb = parts per billion

All test results

Date Lab ID Result
2014-07-1635147487002ND
2014-07-1635147487001ND
2014-07-1635147487002ND
2014-07-1635147487001ND
2015-07-0935197545001ND
2015-07-0935197545001ND
2015-07-09351975450021.80 ppb
2015-07-09351975450021.80 ppb
2016-07-27LA23573-1ND
2016-07-27LA23573-2ND
2016-07-27LA23573-2ND
2016-07-27LA23573-1ND
2017-07-0535322632008ND
2017-07-0535322632008ND
2017-07-0535322632007ND
2017-07-0535322632007ND
2018-07-0635402790002ND
2018-07-0635402790001ND
2018-07-0635402790001ND
2018-07-0635402790002ND
2019-07-16354831960011.70 ppb
2019-07-1635483196002ND
2019-07-16354831960011.70 ppb
2019-07-1635483196002ND