Dibromoacetic acid

ISU

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	0.0656 ppb	16	2	ND - 0.540 ppb
2015	0.0325 ppb	16	1	ND - 0.520 ppb
2016	0.251 ppb	16	3	ND - 1.60 ppb
2017	0.0369 ppb	16	1	ND - 0.590 ppb
2018	0.473 ppb	16	6	ND - 1.63 ppb
2019	0.281 ppb	16	6	ND - 1.01 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
2014-01-15	2029501	ND
2014-01-15	2029502	ND
2014-01-15	2029503	ND
2014-01-15	2029500	ND
2014-04-17	2047131	0.540 ppb
2014-04-17	2047132	ND
2014-04-17	2047133	0.510 ppb
2014-04-17	2047134	ND
2014-07-03	2062948	ND
2014-07-03	2062949	ND
2014-07-03	2062950	ND
2014-07-03	2062951	ND
2014-10-06	2086334	ND
2014-10-06	2086336	ND
2014-10-06	2086335	ND
2014-10-06	2086333	ND
2015-01-14	1A50829-01	ND
2015-01-14	1A50829-02	ND
2015-01-14	1A50829-03	ND
2015-01-14	1A50829-04	ND
2015-04-23	1D51721-01	ND
2015-04-23	1D51721-02	ND
2015-04-23	1D51721-03	ND
2015-04-23	1D51721-04	ND
2015-07-20	1G51543-03	0.520 ppb
2015-07-20	1G51543-02	ND
2015-07-20	1G51543-04	ND
2015-07-20	1G51543-01	ND
2015-10-29	1J52368-01	ND
2015-10-29	1J52368-02	ND
2015-10-29	1J52368-03	ND
2015-10-29	1J52368-04	ND
2016-01-06	1A60445-01	ND
2016-01-06	1A60445-02	ND
2016-01-06	1A60445-03	ND
2016-01-06	1A60445-04	ND
2016-04-26	1D62097-03	ND
2016-04-26	1D62097-04	ND
2016-04-26	1D62097-02	ND
2016-04-26	1D62097-01	ND
2016-07-11	1G60644-01	ND
2016-07-11	1G60644-02	ND
2016-07-11	1G60644-03	ND
2016-07-11	1G60644-04	ND
2016-10-10	1J60627-01	1.35 ppb
2016-10-10	1J60627-02	ND
2016-10-10	1J60627-03	1.06 ppb
2016-10-10	1J60627-04	1.60 ppb
2017-01-11	1A70699-04	ND
2017-01-11	1A70699-01	0.590 ppb
2017-01-11	1A70699-02	ND
2017-01-11	1A70699-03	ND
2017-04-12	1D70895-01	ND
2017-04-12	1D70895-02	ND
2017-04-12	1D70895-03	ND
2017-04-12	1D70895-04	ND
2017-07-17	1G71164-04	ND
2017-07-17	1G71164-03	ND
2017-07-17	1G71164-02	ND
2017-07-17	1G71164-01	ND
2017-10-13	1J71139-01	ND
2017-10-13	1J71139-02	ND
2017-10-13	1J71139-03	ND
2017-10-13	1J71139-04	ND
2018-01-16	1A81016-04	0.700 ppb
2018-01-16	1A81016-03	0.494 ppb
2018-01-16	1A81016-02	ND
2018-01-16	1A81016-01	ND
2018-04-09	1D80632-04	1.63 ppb
2018-04-09	1D80632-01	1.62 ppb
2018-04-09	1D80632-02	1.53 ppb
2018-04-09	1D80632-03	1.59 ppb
2018-07-11	1G80837-04	ND
2018-07-11	1G80837-03	ND
2018-07-11	1G80837-02	ND
2018-07-11	1G80837-01	ND
2018-10-03	1J80340-01	ND
2018-10-03	1J80340-02	ND
2018-10-03	1J80340-03	ND
2018-10-03	1J80340-04	ND
2019-01-14	1A91020-01	0.650 ppb
2019-01-14	1A91020-02	1.01 ppb
2019-01-14	1A91020-03	0.770 ppb
2019-01-14	1A91020-04	0.740 ppb
2019-04-01	1D90091-01	ND
2019-04-01	1D90091-04	ND
2019-04-01	1D90091-03	ND
2019-04-01	1D90091-02	ND
2019-07-10	1G90873-02	ND
2019-07-10	1G90873-04	ND
2019-07-10	1G90873-03	ND
2019-07-10	1G90873-01	ND
2019-10-16	1J91484-04	ND
2019-10-16	1J91484-03	ND
2019-10-16	1J91484-02	0.327 ppb
2019-10-16	1J91484-01	1.000 ppb