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EWG's Tap Water Database — 2021 UPDATE

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Bromodichloroacetic acid

Eureka

Bromodichloroacetic acid is formed when chlorine or other disinfectants are used to treat drinking water. Bromodichloroacetic acid and other disinfection byproducts increase the risk of cancer and may cause problems during pregnancy.

 

11

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND10ND
2015ND10ND
2016ND30ND
2017ND20ND
2018ND20ND
2019ND20ND

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 bromodichloroacetic 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
2014-09-26AC35755ND
2015-09-24AC59646ND
2016-08-24AC81708ND
2016-11-14AC87963ND
2016-11-14AC87964ND
2017-09-26AD06621ND
2017-09-26AD06620ND
2018-09-21AD33070ND
2018-09-21AD33071ND
2019-09-25AD55375ND
2019-09-25AD55376ND