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EWG's Tap Water Database — 2021 UPDATE

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Dibromoacetic acid

Evanston

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

 

100

Samples

0

Samples exceeding legal limit (MCL)

23

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
20140.350 ppb206ND - 1.20 ppb
20150.294 ppb164ND - 1.30 ppb
20160.138 ppb162ND - 1.20 ppb
20170.188 ppb163ND - 1.000 ppb
20180.206 ppb163ND - 1.10 ppb
20190.381 ppb165ND - 1.40 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
2014-01-0829546341.10 ppb
2014-01-082954633-341.10 ppb
2014-01-0829546381.20 ppb
2014-01-082954637-381.20 ppb
2014-01-082954640ND
2014-01-082954639-40ND
2014-01-082954635-361.20 ppb
2014-01-0829546361.20 ppb
2014-04-023001654ND
2014-04-023001652ND
2014-04-023001656ND
2014-04-023001650ND
2014-07-023056649ND
2014-07-023056645ND
2014-07-023056643ND
2014-07-023056647ND
2014-10-083119498ND
2014-10-083119496ND
2014-10-083119502ND
2014-10-083119500ND
2015-01-073166008ND
2015-01-073166012ND
2015-01-073166014ND
2015-01-073166010ND
2015-04-0732199821.30 ppb
2015-04-0732199841.10 ppb
2015-04-073219980ND
2015-04-0732199861.20 ppb
2015-07-013272831ND
2015-07-013272829ND
2015-07-0132728331.10 ppb
2015-07-013272835ND
2015-10-073337017ND
2015-10-073337015ND
2015-10-073337013ND
2015-10-073337011ND
2016-01-063382651ND
2016-01-063382653ND
2016-01-063382649ND
2016-01-063382655ND
2016-04-0434244231.000 ppb
2016-04-043424419ND
2016-04-043424425ND
2016-04-0434244211.20 ppb
2016-07-063486506ND
2016-07-063486504ND
2016-07-063486500ND
2016-07-063486502ND
2016-10-053559663ND
2016-10-053559661ND
2016-10-053559667ND
2016-10-053559665ND
2017-01-0436158631.000 ppb
2017-01-0436158611.000 ppb
2017-01-043615865ND
2017-01-0436158591.000 ppb
2017-04-043667602ND
2017-04-043667600ND
2017-04-043667604ND
2017-04-043667598ND
2017-07-113730529ND
2017-07-113730527ND
2017-07-113730525ND
2017-07-113730531ND
2017-10-043793334ND
2017-10-043793336ND
2017-10-043793332ND
2017-10-043793330ND
2018-01-0338473191.10 ppb
2018-01-033847317ND
2018-01-0338473151.10 ppb
2018-01-0338473131.10 ppb
2018-04-033903258ND
2018-04-033903252ND
2018-04-033903254ND
2018-04-033903256ND
2018-07-103985090ND
2018-07-103985088ND
2018-07-103985086ND
2018-07-103985084ND
2018-10-034078083ND
2018-10-034078085ND
2018-10-034078087ND
2018-10-034078089ND
2019-01-084168130ND
2019-01-084168132ND
2019-01-084168134ND
2019-01-084168136ND
2019-04-0342478921.20 ppb
2019-04-034247898ND
2019-04-034247896ND
2019-04-0342478941.000 ppb
2019-07-024343238ND
2019-07-024343242ND
2019-07-024343240ND
2019-07-024343236ND
2019-10-0144418191.40 ppb
2019-10-0144418171.10 ppb
2019-10-014441815ND
2019-10-0144418131.40 ppb