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EWG's Tap Water Database — 2021 UPDATE

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Monobromoacetic acid

Makawao

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

 

80

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014N/A00N/A
2015ND160ND
2016ND160ND
2017ND160ND
2018ND160ND
2019ND160ND

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
2015-01-14201501160230ND
2015-01-14201501160231ND
2015-01-14201501160232ND
2015-01-14201501160229ND
2015-04-09201504140803ND
2015-04-09201504140804ND
2015-04-10201504160269ND
2015-04-10201504160270ND
2015-07-17201507210218ND
2015-07-17201507210221ND
2015-07-17201507210219ND
2015-07-17201507210214ND
2015-10-08201510130657ND
2015-10-08201510130660ND
2015-10-08201510130661ND
2015-10-08201510130662ND
2016-01-07ND
2016-01-07ND
2016-01-07ND
2016-01-07ND
2016-04-14ND
2016-04-14ND
2016-04-14ND
2016-04-14ND
2016-07-15ND
2016-07-15ND
2016-07-15ND
2016-07-15ND
2016-10-06ND
2016-10-06ND
2016-10-06ND
2016-10-06ND
2017-01-12ND
2017-01-12ND
2017-01-12ND
2017-01-12ND
2017-04-06ND
2017-04-06ND
2017-04-06ND
2017-04-06ND
2017-07-13ND
2017-07-13ND
2017-07-13ND
2017-07-13ND
2017-10-06ND
2017-10-06ND
2017-10-06ND
2017-10-06ND
2018-01-11201801180665ND
2018-01-11201801180666ND
2018-01-11201801180667ND
2018-01-11201801180668ND
2018-04-05201804110013ND
2018-04-05201804110014ND
2018-04-05201804110016ND
2018-04-05201804110015ND
2018-07-02201807060504ND
2018-07-02201807060505ND
2018-07-02201807060502ND
2018-07-02201807060503ND
2018-10-04201810090526ND
2018-10-04201810090523ND
2018-10-04201810090524ND
2018-10-04201810090525ND
2019-01-03201901080086ND
2019-01-03201901080088ND
2019-01-03201901080087ND
2019-01-03201901080085ND
2019-04-02201904040390ND
2019-04-02201904040392ND
2019-04-02201904040393ND
2019-04-02201904040391ND
2019-07-26201907300321ND
2019-07-26201907300323ND
2019-07-26201907300322ND
2019-07-26201907300324ND
2019-10-03201910080609ND
2019-10-03201910080611ND
2019-10-03201910080610ND
2019-10-03201910080608ND