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EWG's Tap Water Database — 2021 UPDATE

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Tribromoacetic acid

New London PWS

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)

1

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.426 ppb71ND - 2.98 ppb
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 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
2014-02-12AC18128ND
2014-02-12AC18129ND
2014-05-19AC23136ND
2014-06-09AC27570ND
2014-08-20AC331882.98 ppb
2014-11-17AC38183ND
2014-11-17AC38182ND
2015-02-19AC41908ND
2015-02-19AC41909ND
2015-05-18AC46484ND
2015-05-18AC46485ND
2015-08-18AC57331ND
2015-08-18AC57330ND
2015-11-19AC62747ND
2015-11-19AC62746ND
2016-02-22AC66287ND
2016-02-22AC66288ND
2016-05-23AC71981ND
2016-05-23AC71980ND
2016-08-18AC81580ND
2016-08-18AC81579ND
2016-11-17AC86880ND
2016-11-17AC86879ND
2017-02-21AC90744ND
2017-02-21AC90743ND
2017-05-15AC95713ND
2017-05-15AC95714ND
2017-08-14AD03299ND
2017-08-14AD03300ND
2017-11-20AD09427ND
2017-11-20AD09428ND
2018-02-22AD14213ND
2018-02-22AD14214ND
2018-05-17AD20446ND
2018-05-17AD20447ND
2018-08-13AD31119ND
2018-08-13AD31120ND
2018-11-14AD35657ND
2018-11-14AD35656ND
2019-02-14AD39324ND
2019-02-14AD39325ND
2019-05-14AD47405ND
2019-05-14AD47406ND
2019-08-19AD53844ND
2019-08-19AD53845ND
2019-12-05AD58031ND
2019-12-05AD58032ND