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EWG's Tap Water Database — 2019 UPDATE

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Dibromoacetic acid

PUD #1 of Asotin County

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.

 

28

Samples

0

Samples exceeding legal limit (MCL)

2

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND20ND
2013ND20ND
2014ND120ND
20150.130 ppb81ND - 1.04 ppb
2016ND20ND
20170.555 ppb21ND - 1.11 ppb

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
2012-08-2174930ND
2012-08-2174932ND
2013-08-2888163ND
2013-08-2888165ND
2014-06-0598388ND
2014-06-0598390ND
2014-06-0598386ND
2014-06-0598392ND
2014-07-2400852ND
2014-07-2400850ND
2014-07-2400848ND
2014-07-2400854ND
2014-10-0753555ND
2014-10-0753551ND
2014-10-0753557ND
2014-10-0753553ND
2015-03-3058640ND
2015-03-3058638ND
2015-03-3058634ND
2015-03-30586361.04 ppb
2015-05-2160404ND
2015-05-2160406ND
2015-05-2160408ND
2015-05-2160410ND
2016-03-17ND
2016-03-17ND
2017-04-191.11 ppb
2017-04-19ND