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EWG's Tap Water Database — 2021 UPDATE

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Monobromoacetic acid

Golden State Water Company - Cowan Heights

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
20140.175 ppb81ND - 1.40 ppb
2015ND80ND
2016ND80ND
2017ND80ND
2018ND80ND
2019ND100ND

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
2014-01-312706-802-1045ND
2014-01-312706-801-1015ND
2014-04-082706-802-1045ND
2014-04-082706-801-10301.40 ppb
2014-07-082706-802-1015ND
2014-07-082706-801-1045ND
2014-10-072706-802-0640ND
2014-10-072706-801-0700ND
2015-01-132706-801-0736ND
2015-01-132706-802-0700ND
2015-04-142706-801-0630ND
2015-04-142706-802-0700ND
2015-07-150007-801-0805ND
2015-07-150007-802-0735ND
2015-10-132706-801-0733ND
2015-10-132706-802-0700ND
2016-01-132706-801-1030ND
2016-01-132706-802-1115ND
2016-04-122706-801-0747ND
2016-04-122706-802-0715ND
2016-07-122706-801-0740ND
2016-07-122706-802-0715ND
2016-10-112706-802-0715ND
2016-10-112706-801-0743ND
2017-01-119590-802-1000ND
2017-01-119590-801-0930ND
2017-04-119590-802-0647ND
2017-04-119590-801-0730ND
2017-07-119590-802-0705ND
2017-07-119590-801-0736ND
2017-10-109590-801-1033ND
2017-10-109590-802-1000ND
2018-01-099590-801-1105ND
2018-01-099590-802-1150ND
2018-04-109590-801-0738ND
2018-04-109590-802-0705ND
2018-07-109590-802-0659ND
2018-07-109590-801-0730ND
2018-10-099590-802-0648ND
2018-10-099590-801-0720ND
2019-01-089590-802-0649ND
2019-01-089590-801-0715ND
2019-04-099590-802-0737ND
2019-04-099590-802-0820ND
2019-04-099590-801-0857ND
2019-04-099590-801-0658ND
2019-07-099590-802-0650ND
2019-07-099590-801-0715ND
2019-10-089590-802-1015ND
2019-10-089590-801-1010ND