Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

Tribromoacetic acid

Unity Village

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.

MORE ABOUT THIS CONTAMINANT

 

47

Samples

0

Samples exceeding legal limit (MCL)

3

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.639 ppb72ND - 2.54 ppb
20150.281 ppb81ND - 2.25 ppb
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 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
2014-02-06AC18090ND
2014-05-05AC23097ND
2014-05-05AC230982.54 ppb
2014-08-18AC331011.93 ppb
2014-08-18AC33102ND
2014-11-05AC38141ND
2014-11-05AC38142ND
2015-02-05AC41864ND
2015-02-05AC41865ND
2015-05-07AC46444ND
2015-05-07AC464432.25 ppb
2015-08-13AC57277ND
2015-08-13AC57276ND
2015-11-11AC62697ND
2015-11-11AC62696ND
2016-02-15AC66239ND
2016-02-15AC66238ND
2016-05-04AC71931ND
2016-05-04AC71932ND
2016-09-28AC83786ND
2016-09-28AC83785ND
2016-11-07AC86830ND
2016-11-07AC86831ND
2017-02-15AC90696ND
2017-02-15AC90697ND
2017-05-03AC95666ND
2017-05-03AC95667ND
2017-08-03AD03239ND
2017-08-03AD03238ND
2017-11-13AD09380ND
2017-11-13AD09379ND
2018-02-12AD14167ND
2018-02-12AD14166ND
2018-05-16AD20402ND
2018-05-16AD20403ND
2018-08-07AD31061ND
2018-08-07AD31060ND
2018-11-08AD35612ND
2018-11-08AD35613ND
2019-02-18AD39280ND
2019-02-18AD39281ND
2019-05-16AD47361ND
2019-05-16AD47362ND
2019-08-14AD53784ND
2019-08-14AD53785ND
2019-11-19AD57987ND
2019-11-19AD57988ND