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EWG's Tap Water Database — 2021 UPDATE

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Tribromoacetic acid

Kennett

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

 

12

Samples

0

Samples exceeding legal limit (MCL)

1

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014ND20ND
20151.52 ppb21ND - 3.03 ppb
2016ND20ND
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 tribromoacetic 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
2014-10-16AC37891ND
2014-10-16AC37892ND
2015-08-21AC57409ND
2015-08-21AC574083.03 ppb
2016-07-22AC79791ND
2016-07-22AC79790ND
2017-08-22AD03410ND
2017-08-22AD03409ND
2018-08-20AD31203ND
2018-08-20AD31204ND
2019-08-27AD53932ND
2019-08-27AD53933ND