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EWG's Tap Water Database — 2021 UPDATE

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Dibromoacetic acid

Rafter J Subdivision Hoa

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.

 

6

Samples

0

Samples exceeding legal limit (MCL)

6

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.350 ppb220.330 ppb - 0.370 ppb
20150.260 ppb110.260 ppb
20160.410 ppb110.410 ppb
20170.340 ppb110.340 ppb
20180.410 ppb110.410 ppb
2019N/A00N/A

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
2014-09-15C14090646-001B0.330 ppb
2014-09-15C14090646-002B0.370 ppb
2015-09-09C15090397-001A0.260 ppb
2016-09-22C16090807-001B0.410 ppb
2017-09-29C17100056-001B0.340 ppb
2018-09-24C18090819-001B0.410 ppb