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EWG's Tap Water Database — 2021 UPDATE

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Dibromoacetic acid

City of 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

 

48

Samples

0

Samples exceeding legal limit (MCL)

27

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
20140.122 ppb124ND - 0.400 ppb
2015ND80ND
2016N/A00N/A
20170.557 ppb12120.350 ppb - 0.790 ppb
20180.579 ppb1611ND - 1.60 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
2014-06-02C14060130-004B0.340 ppb
2014-06-02C14060130-003B0.360 ppb
2014-06-02C14060130-001B0.360 ppb
2014-06-02C14060130-002B0.400 ppb
2014-09-03C14090231-001BND
2014-09-03C14090231-002BND
2014-09-03C14090231-003BND
2014-09-03C14090231-004BND
2014-12-01C14120136-002BND
2014-12-01C14120136-001BND
2014-12-01C14120136-004BND
2014-12-01C14120136-003BND
2015-03-04C15030180-004BND
2015-03-04C15030180-003BND
2015-03-04C15030180-002BND
2015-03-04C15030180-001BND
2015-06-02C15060185-002BND
2015-06-02C15060185-004BND
2015-06-02C15060185-003BND
2015-06-02C15060185-001BND
2017-03-07C17030344-004B0.580 ppb
2017-03-07C17030344-003B0.670 ppb
2017-03-07C17030344-002B0.620 ppb
2017-03-07C17030344-001B0.640 ppb
2017-09-07C17090448-001B0.710 ppb
2017-09-07C17090448-004B0.480 ppb
2017-09-07C17090448-002B0.540 ppb
2017-09-07C17090448-003B0.790 ppb
2017-12-05C17120250-004B0.440 ppb
2017-12-05C17120250-003B0.470 ppb
2017-12-05C17120250-002B0.350 ppb
2017-12-05C17120250-001B0.390 ppb
2018-03-12C18030476-001BND
2018-03-12C18030476-004BND
2018-03-12C18030476-003BND
2018-03-12C18030476-002BND
2018-06-14C18060781-004B1.60 ppb
2018-06-14C18060781-003B1.50 ppb
2018-06-15C18060781-001B1.30 ppb
2018-06-15C18060781-002B1.30 ppb
2018-09-19C18090715-003B0.610 ppb
2018-09-19C18090715-002BND
2018-09-19C18090715-001B0.620 ppb
2018-09-19C18090715-004B0.900 ppb
2018-12-10C18120390-003B0.370 ppb
2018-12-11C18120390-002B0.310 ppb
2018-12-11C18120390-004B0.380 ppb
2018-12-11C18120390-001B0.370 ppb