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EWG's Tap Water Database — 2021 UPDATE

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Dibromoacetic acid

Harris County Municipal Utility District 24

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.

 

9

Samples

0

Samples exceeding legal limit (MCL)

1

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND10ND
20151.000 ppb111.000 ppb
2016ND10ND
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 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
2014-08-12AC63272ND
2015-08-11AD035681.000 ppb
2016-09-22AD50759ND
2017-08-17AD93355ND
2017-08-17AD93357ND
2018-05-24AE27677ND
2018-05-24AE27662ND
2019-05-14AE66173ND
2019-05-14AE66174ND