Dibromoacetic acid

City of Baird

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

Samples

Samples exceeding legal limit (MCL)

Samples exceeding
health guidelines

Testing results - average by year

Year	Average result	Samples taken	Detections	Range of results
2014	2.75 ppb	4	3	ND - 4.60 ppb
2015	6.80 ppb	4	2	ND - 21.3 ppb
2016	ND	4	0	ND
2017	0.275 ppb	4	1	ND - 1.10 ppb
2018	3.70 ppb	4	1	ND - 14.8 ppb
2019	ND	4	0	ND

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
2014-03-05	AC45673	4.60 ppb
2014-06-04	AC55997	ND
2014-09-11	AC67009	3.60 ppb
2014-12-10	AC74326	2.80 ppb
2015-02-18	AC80919	21.3 ppb
2015-05-05	AC90723	5.90 ppb
2015-07-23	AD00884	ND
2015-10-14	AD10611	ND
2016-02-25	AD25713	ND
2016-05-11	AD36345	ND
2016-09-15	AD49624	ND
2016-11-17	AD58505	ND
2017-02-28	Q1708441006	1.10 ppb
2017-06-14	Q1724870001	ND
2017-08-10	Q1734360001	ND
2017-11-09	Q1757719001	ND
2018-03-08	Q1809704001	14.8 ppb
2018-06-07	Q1822885003	ND
2018-08-07	Q1831776001	ND
2018-12-12	Q1851280001	ND
2019-03-20	Q1911588006	ND
2019-05-22	Q1927836001	ND
2019-07-23	Q1946793001	ND
2019-11-19	Q1977307001	ND