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EWG's Tap Water Database — 2021 UPDATE

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Monobromoacetic acid

Ratcliff

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

 

50

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND100ND
2015ND80ND
2016ND80ND
2017ND80ND
2018ND80ND
20190.138 ppb81ND - 1.10 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
2014-01-1514017002601ND
2014-01-1514017002501ND
2014-02-2514058009001ND
2014-02-2514058009101ND
2014-04-1014101003801ND
2014-04-1014101003901ND
2014-07-0814190001701ND
2014-07-0814190001801ND
2014-10-1414289005501ND
2014-10-1414289005601ND
2015-01-1515016001901ND
2015-01-1515016001801ND
2015-04-1415106007601ND
2015-04-1415106007501ND
2015-07-1415197009601ND
2015-07-1415197009701ND
2015-10-1415289002201ND
2015-10-1415289002301ND
2016-01-1316015002101ND
2016-01-1316015002201ND
2016-04-1316106001301ND
2016-04-1316106001201ND
2016-07-1316196009201ND
2016-07-1316196009301ND
2016-10-1116288003101ND
2016-10-1116288003001ND
2017-01-1017013001701ND
2017-01-1017013001601ND
2017-04-1117103005501ND
2017-04-1117103005601ND
2017-07-1217194012901ND
2017-07-1217194012801ND
2017-10-1717292002601ND
2017-10-1717292002701ND
2018-01-1018011007602ND
2018-01-1018011007702ND
2018-04-0918101001501ND
2018-04-0918101001401ND
2018-07-0918192002701ND
2018-07-0918192002601ND
2018-10-0918283002901ND
2018-10-0918283002701ND
2019-01-1419017010701ND
2019-01-14190170106011.10 ppb
2019-04-0819101011601ND
2019-04-0819101011501ND
2019-07-3119213004302ND
2019-07-3119213004402ND
2019-10-0719283011401ND
2019-10-0719283011301ND