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EWG's Tap Water Database — 2021 UPDATE

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Monobromoacetic acid

Medina Co/Northwest 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

 

88

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND160ND
2015ND160ND
20160.125 ppb162ND - 1.000 ppb
20170.113 ppb161ND - 1.80 ppb
2018ND160ND
2019ND80ND

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
2014-02-06A140029568ND
2014-02-06A140029565ND
2014-02-06A140029566ND
2014-02-06A140029567ND
2014-05-05A140180099ND
2014-05-05A140180098ND
2014-05-05A140180100ND
2014-05-05A140180101ND
2014-08-05A140214011ND
2014-08-05A140214008ND
2014-08-05A140214009ND
2014-08-05A140214010ND
2014-11-06A140214012ND
2014-11-06A140214013ND
2014-11-06A140214014ND
2014-11-06A140214015ND
2015-02-05A150231768ND
2015-02-05A150231767ND
2015-02-05A150231766ND
2015-02-05A150231765ND
2015-05-07A150232369ND
2015-05-07A150232370ND
2015-05-07A150232371ND
2015-05-07A150232368ND
2015-08-06A150304269ND
2015-08-06A150285799ND
2015-08-06A150285800ND
2015-08-06A150304268ND
2015-11-05A150331557ND
2015-11-05A150331558ND
2015-11-05A150331555ND
2015-11-05A150331556ND
2016-02-04A160338292ND
2016-02-04A160338291ND
2016-02-04A160338290ND
2016-02-04A160338289ND
2016-05-05A160338293ND
2016-05-05A160338294ND
2016-05-05A160338295ND
2016-05-05A160338296ND
2016-08-04A1604273611.000 ppb
2016-08-04A1604273641.000 ppb
2016-08-04A160427360ND
2016-08-04A160427365ND
2016-11-03A160435204ND
2016-11-03A160435207ND
2016-11-03A160435205ND
2016-11-03A160435206ND
2017-02-02A170476897ND
2017-02-02A170476899ND
2017-02-02A1704768981.80 ppb
2017-02-02A170476896ND
2017-05-03A170435210ND
2017-05-03A170435211ND
2017-05-03A170435212ND
2017-05-03A170435213ND
2017-08-03A170435215ND
2017-08-03A170435214ND
2017-08-03A170435217ND
2017-08-03A170435216ND
2017-11-07A170435222ND
2017-11-07A170435223ND
2017-11-07A170435221ND
2017-11-07A170435220ND
2018-02-07A180532743ND
2018-02-07A180532744ND
2018-02-07A180532745ND
2018-02-07A180532746ND
2018-05-03A180532750ND
2018-05-03A180532749ND
2018-05-03A180532748ND
2018-05-03A180532747ND
2018-08-01A180600569ND
2018-08-01A180600570ND
2018-08-01A180600571ND
2018-08-01A180600572ND
2018-11-078K01175-04ND
2018-11-078K01175-03ND
2018-11-078K01175-02ND
2018-11-088K01175-01ND
2019-05-029E00509-01ND
2019-05-029E00509-02ND
2019-05-029E00509-03ND
2019-05-029E00509-04ND
2019-08-059H01563-01ND
2019-08-059H01563-02ND
2019-08-059H01563-03ND
2019-08-059H01563-04ND