Dibromoacetic acid

Burlington Municipal Waterworks

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	0.383 ppb	16	7	ND - 0.990 ppb
2015	0.569 ppb	16	12	ND - 1.28 ppb
2016	1.13 ppb	16	14	ND - 1.97 ppb
2017	0.783 ppb	16	14	ND - 1.56 ppb
2018	0.170 ppb	16	5	ND - 0.760 ppb
2019	ND	16	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
2014-03-12	2041823	0.860 ppb
2014-03-12	2041824	0.990 ppb
2014-03-12	2041825	0.930 ppb
2014-03-12	2041822	0.930 ppb
2014-06-11	2058751	ND
2014-06-11	2058752	ND
2014-06-11	2058753	ND
2014-06-11	2058754	ND
2014-09-10	2079663	ND
2014-09-10	2079664	ND
2014-09-10	2079665	ND
2014-09-10	2079666	ND
2014-12-10	2098016	0.740 ppb
2014-12-10	2098018	0.900 ppb
2014-12-10	2098017	ND
2014-12-10	2098015	0.780 ppb
2015-03-12	1C50821-01	ND
2015-03-12	1C50821-02	ND
2015-03-12	1C50821-03	0.780 ppb
2015-03-12	1C50821-04	1.04 ppb
2015-06-10	1F50885-01	0.700 ppb
2015-06-10	1F50885-02	0.790 ppb
2015-06-10	1F50885-03	0.570 ppb
2015-06-10	1F50885-04	1.28 ppb
2015-09-09	1I50756-03	0.700 ppb
2015-09-09	1I50756-01	ND
2015-09-09	1I50756-02	0.520 ppb
2015-09-09	1I50756-04	0.570 ppb
2015-12-09	1L50905-02	0.600 ppb
2015-12-09	1L50905-03	0.670 ppb
2015-12-09	1L50905-04	ND
2015-12-09	1L50905-01	0.880 ppb
2016-03-15	1C61147-01	1.64 ppb
2016-03-15	1C61147-02	1.72 ppb
2016-03-15	1C61147-03	1.78 ppb
2016-03-15	1C61147-04	1.39 ppb
2016-06-08	1F60820-03	1.06 ppb
2016-06-08	1F60820-04	1.06 ppb
2016-06-08	1F60820-02	1.03 ppb
2016-06-08	1F60820-01	0.790 ppb
2016-09-06	1I60359-01	ND
2016-09-06	1I60359-02	0.650 ppb
2016-09-06	1I60359-03	ND
2016-09-06	1I60359-04	0.670 ppb
2016-12-08	1L60684-01	1.14 ppb
2016-12-08	1L60684-02	1.92 ppb
2016-12-08	1L60684-03	1.19 ppb
2016-12-08	1L60684-04	1.97 ppb
2017-03-09	1C70818-04	0.550 ppb
2017-03-09	1C70818-01	0.560 ppb
2017-03-09	1C70818-02	0.550 ppb
2017-03-09	1C70818-03	ND
2017-06-06	1F70442-01	0.940 ppb
2017-06-06	1F70442-02	0.900 ppb
2017-06-06	1F70442-03	ND
2017-06-06	1F70442-04	0.720 ppb
2017-09-06	1I70430-04	1.50 ppb
2017-09-06	1I70430-03	1.22 ppb
2017-09-06	1I70430-02	1.56 ppb
2017-09-06	1I70430-01	1.33 ppb
2017-12-07	1L70667-04	0.740 ppb
2017-12-07	1L70667-01	0.540 ppb
2017-12-07	1L70667-02	0.700 ppb
2017-12-07	1L70667-03	0.720 ppb
2018-03-07	1C80671-04	ND
2018-03-07	1C80671-03	ND
2018-03-07	1C80671-02	ND
2018-03-07	1C80671-01	ND
2018-06-11	1F80934-04	ND
2018-06-11	1F80934-01	ND
2018-06-11	1F80934-02	ND
2018-06-11	1F80934-03	ND
2018-09-05	1I80363-04	0.760 ppb
2018-09-05	1I80363-03	0.359 ppb
2018-09-05	1I80363-02	0.640 ppb
2018-09-05	1I80363-01	0.355 ppb
2018-12-06	1L80500-01	ND
2018-12-06	1L80500-02	ND
2018-12-06	1L80500-03	ND
2018-12-06	1L80500-04	0.610 ppb
2019-03-20	OE783625	ND
2019-03-20	OE783626	ND
2019-03-20	OE783627	ND
2019-03-20	OE783628	ND
2019-06-11	OE820013	ND
2019-06-11	OE820016	ND
2019-06-11	OE820015	ND
2019-06-11	OE820014	ND
2019-09-25	OE870549	ND
2019-09-25	OE877779	ND
2019-09-25	OE870550	ND
2019-09-25	OE870548	ND
2019-12-04	OE901207	ND
2019-12-04	OE901206	ND
2019-12-04	OE901205	ND
2019-12-04	OE901204	ND