Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

Dibromoacetic acid

Mount Ida

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.

MORE ABOUT THIS CONTAMINANT

 

50

Samples

0

Samples exceeding legal limit (MCL)

15

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.825 ppb83ND - 3.50 ppb
20150.875 ppb82ND - 3.90 ppb
20160.263 ppb81ND - 2.10 ppb
20170.638 ppb82ND - 2.70 ppb
20180.238 ppb81ND - 1.90 ppb
20190.960 ppb106ND - 2.10 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
2014-01-0814010005301ND
2014-01-0814010005401ND
2014-04-0314094004201ND
2014-04-15141070035012.00 ppb
2014-07-0214184005901ND
2014-08-04142190118011.10 ppb
2014-10-07142820170013.50 ppb
2014-11-0414310003701ND
2015-01-0715008012401ND
2015-01-07150080123013.90 ppb
2015-04-0615099001701ND
2015-04-0615099001801ND
2015-07-0715191002401ND
2015-07-0715191002301ND
2015-10-06152810083013.10 ppb
2015-10-0615281008201ND
2016-01-0416008005101ND
2016-01-0416008005001ND
2016-04-0416098009101ND
2016-04-0416098009201ND
2016-07-0516189016801ND
2016-07-05161890169012.10 ppb
2016-10-0316280010701ND
2016-10-0316280010801ND
2017-01-0317005016801ND
2017-01-0317005016701ND
2017-04-05170960133012.40 ppb
2017-04-05170960134012.70 ppb
2017-07-0417187011601ND
2017-07-0417187011501ND
2017-10-0217277002001ND
2017-10-0217277001901ND
2018-01-0318004011401ND
2018-01-03180040113011.90 ppb
2018-04-0318095013001ND
2018-05-0918130007501ND
2018-07-0218186014501ND
2018-07-0218186014401ND
2018-10-0318277002001ND
2018-10-0318277001901ND
2019-01-02190040007011.30 ppb
2019-01-02190040008011.10 ppb
2019-04-0319095000801ND
2019-04-0319095000901ND
2019-08-2019233004801ND
2019-08-20192330049011.30 ppb
2019-09-16192610005011.90 ppb
2019-09-1619261000401ND
2019-10-03192760086012.10 ppb
2019-10-03192760085011.90 ppb