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EWG's Tap Water Database — 2021 UPDATE

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Dibromoacetic acid

Mountain View

Dibromoacetic 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.

 

46

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND60ND
2015ND80ND
2016ND80ND
2017ND80ND
2018ND80ND
2019ND80ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 0.04 ppb

The EWG Health Guideline of 0.04 ppb for dibromoacetic acid was defined in a peer-reviewed scientific study by EWG and represents a on-in-a-million lifetime cancer risk level. This health guideline protects against cancer.

ppb = parts per billion

All test results

Date Lab ID Result
2014-01-0814009000701ND
2014-06-1714170002901ND
2014-07-0814190004901ND
2014-08-2514239002501ND
2014-10-1414288002501ND
2014-10-1414288002601ND
2015-01-1215015001401ND
2015-01-1215015001301ND
2015-04-1315106004901ND
2015-04-1315106004801ND
2015-07-1315196003901ND
2015-07-1315196003801ND
2015-10-1415289006301ND
2015-10-1415289006201ND
2016-01-1316015010501ND
2016-01-1316015010401ND
2016-04-1116105008601ND
2016-04-1116105008501ND
2016-07-1116196015901ND
2016-07-1116196015801ND
2016-10-1016287008601ND
2016-10-1016287008701ND
2017-02-1417047001201ND
2017-02-1417047001301ND
2017-04-1017103001001ND
2017-04-1017103000901ND
2017-07-1017194007801ND
2017-07-1017194007901ND
2017-10-0917285010101ND
2017-10-0917285010001ND
2018-01-0818010002302ND
2018-01-0818010002402ND
2018-04-0918102004001ND
2018-05-2218143000601ND
2018-07-0918193009801ND
2018-07-0918193009901ND
2018-10-0818284006901ND
2018-10-0818284006801ND
2019-01-1419016000701ND
2019-01-1419016000801ND
2019-04-0919100001501ND
2019-04-0919100001601ND
2019-07-2919212005401ND
2019-07-2919212005501ND
2019-10-0819282001401ND
2019-11-0619311016101ND