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EWG's Tap Water Database — 2021 UPDATE

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Monobromoacetic acid

West Fork

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

 

48

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND80ND
2015ND80ND
2016ND80ND
2017ND80ND
2018ND80ND
20190.150 ppb81ND - 1.20 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
2014-02-1714051009701ND
2014-02-1714051009801ND
2014-04-2914122001201ND
2014-04-2914122001101ND
2014-08-2014233007301ND
2014-08-2014233007201ND
2014-10-3014304000701ND
2014-10-3014304000601ND
2015-01-2815029003301ND
2015-01-2815029003201ND
2015-04-2715120010501ND
2015-04-2715120010601ND
2015-07-3015212004701ND
2015-07-3015212004601ND
2015-10-2715303000601ND
2015-10-2715303000501ND
2016-01-2516029003701ND
2016-01-2516029003601ND
2016-04-2516119007301ND
2016-04-2516119007201ND
2016-07-2516210002801ND
2016-07-2516210002901ND
2016-10-2416301004301ND
2016-10-2416301004401ND
2017-01-2317027000501ND
2017-01-2317027000401ND
2017-04-1717110000601ND
2017-04-1717110000501ND
2017-07-1817202000501ND
2017-07-1817202000401ND
2017-10-1817293003201ND
2017-10-1817293003301ND
2018-01-2318025003501ND
2018-01-2318025003601ND
2018-04-2518116005301ND
2018-04-2518116005401ND
2018-07-2318207011001ND
2018-07-2318207010901ND
2018-10-2218298009101ND
2018-10-2218298009201ND
2019-02-0619038010701ND
2019-02-0619038010601ND
2019-04-1519108007101ND
2019-04-1519108007001ND
2019-07-15191980061011.20 ppb
2019-07-1519198006201ND
2019-10-1419290010101ND
2019-10-1419290010001ND