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EWG's Tap Water Database — 2021 UPDATE

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Monobromoacetic acid

Coffey PWS

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

 

27

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
201420.7 ppb1120.7 ppb
2015ND20ND
2016ND40ND
20172.47 ppb41ND - 9.88 ppb
20183.04 ppb82ND - 15.7 ppb
20193.67 ppb83ND - 11.9 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
2014-07-23AC3049820.7 ppb
2015-07-28AC56932ND
2015-10-06AC61145ND
2016-01-08AC64949ND
2016-04-12AC69308ND
2016-09-01AC83727ND
2016-10-14AC86218ND
2017-01-11AC89029ND
2017-04-12AC943969.88 ppb
2017-07-17AD01303ND
2017-10-11AD07834ND
2018-01-26AD12817ND
2018-01-26AD12818ND
2018-04-11AD17948ND
2018-04-11AD17949ND
2018-07-11AD29083ND
2018-07-11AD290848.65 ppb
2018-11-07AD3435715.7 ppb
2018-11-07AD34358ND
2019-01-28AD37668ND
2019-01-28AD37669ND
2019-04-17AD46088ND
2019-04-17AD4608911.9 ppb
2019-07-10AD51698ND
2019-07-10AD51699ND
2019-11-25AD566707.89 ppb
2019-11-25AD566719.59 ppb