Dibromoacetic acid

Houma Water Treatment Service Area

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

218

Samples

Samples exceeding legal limit (MCL)

146

Samples exceeding
health guidelines

Testing results - average by year

Year	Average result	Samples taken	Detections	Range of results
2014	0.926 ppb	38	26	ND - 2.30 ppb
2015	0.567 ppb	48	16	ND - 2.30 ppb
2016	0.500 ppb	36	14	ND - 1.60 ppb
2017	1.07 ppb	32	26	ND - 2.00 ppb
2018	1.70 ppb	32	32	0.790 ppb - 2.40 ppb
2019	1.52 ppb	32	32	0.860 ppb - 3.60 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
2014-02-12	2972617	1.20 ppb
2014-02-12	2972619	1.20 ppb
2014-02-12	2972621	1.000 ppb
2014-02-12	2972623	1.10 ppb
2014-02-12	2972617	1.20 ppb
2014-02-12	2972619	1.20 ppb
2014-02-12	2972621	1.000 ppb
2014-02-12	2972623	1.10 ppb
2014-05-13	3024717	ND
2014-05-13	3024719	ND
2014-05-13	3024721	ND
2014-05-13	3024723	1.10 ppb
2014-05-13	3024717	ND
2014-05-13	3024719	ND
2014-05-13	3024721	ND
2014-05-13	3024723	1.10 ppb
2014-08-13	3082515	ND
2014-08-13	3082517	ND
2014-08-13	3082519	1.10 ppb
2014-08-13	3082521	1.30 ppb
2014-08-13	3082515	ND
2014-08-13	3082517	ND
2014-08-13	3082519	1.10 ppb
2014-08-13	3082521	1.30 ppb
2014-09-03	3096355	1.20 ppb
2014-09-03	3096355	1.20 ppb
2014-10-01	3115281	2.30 ppb
2014-10-01	3115281	2.30 ppb
2014-11-12	3138010	1.90 ppb
2014-11-12	3138012	1.30 ppb
2014-11-12	3138014	1.30 ppb
2014-11-12	3138016	1.60 ppb
2014-11-12	3138010	1.90 ppb
2014-11-12	3138012	1.30 ppb
2014-11-12	3138014	1.30 ppb
2014-11-12	3138016	1.60 ppb
2014-12-03	3148943	ND
2014-12-03	3148943	ND
2015-01-07	3165990	ND
2015-01-07	3165990	ND
2015-02-11	3185731	ND
2015-02-11	3185733	ND
2015-02-11	3185735	ND
2015-02-11	3185737	ND
2015-02-11	3185731	ND
2015-02-11	3185733	ND
2015-02-11	3185735	ND
2015-02-11	3185737	ND
2015-03-04	3200159	1.80 ppb
2015-03-04	3200159	1.80 ppb
2015-04-01	3216735	ND
2015-04-01	3216735	ND
2015-05-14	3243067	ND
2015-05-14	3243069	ND
2015-05-14	3243071	ND
2015-05-14	3243073	ND
2015-05-14	3243067	ND
2015-05-14	3243069	ND
2015-05-14	3243071	ND
2015-05-14	3243073	ND
2015-06-03	3254595	ND
2015-06-03	3254595	ND
2015-07-02	3272593	1.10 ppb
2015-07-02	3272593	1.10 ppb
2015-08-17	3302665	1.50 ppb
2015-08-17	3302667	1.80 ppb
2015-08-17	3302669	1.40 ppb
2015-08-17	3302671	ND
2015-08-17	3302665	1.50 ppb
2015-08-17	3302667	1.80 ppb
2015-08-17	3302669	1.40 ppb
2015-08-17	3302671	ND
2015-09-02	3314542	1.70 ppb
2015-09-02	3314542	1.70 ppb
2015-10-05	3333440	2.00 ppb
2015-10-05	3333440	2.00 ppb
2015-11-11	3357309	2.30 ppb
2015-11-11	3357311	ND
2015-11-11	3357313	ND
2015-11-11	3357315	ND
2015-11-11	3357309	2.30 ppb
2015-11-11	3357311	ND
2015-11-11	3357313	ND
2015-11-11	3357315	ND
2015-12-02	3368082	ND
2015-12-02	3368082	ND
2016-01-07	3382996	ND
2016-01-07	3382996	ND
2016-02-11	3399260	ND
2016-02-11	3399262	ND
2016-02-11	3399264	ND
2016-02-11	3399266	ND
2016-02-11	3399260	ND
2016-02-11	3399262	ND
2016-02-11	3399264	ND
2016-02-11	3399266	ND
2016-03-02	3408803	ND
2016-03-02	3408803	ND
2016-05-10	3446008	ND
2016-05-10	3446010	ND
2016-05-10	3446012	ND
2016-05-10	3446014	ND
2016-05-10	3446008	ND
2016-05-10	3446010	ND
2016-05-10	3446012	ND
2016-05-10	3446014	ND
2016-08-10	3518315	1.60 ppb
2016-08-10	3518317	1.40 ppb
2016-08-10	3518319	ND
2016-08-10	3518321	1.20 ppb
2016-08-10	3518315	1.60 ppb
2016-08-10	3518317	1.40 ppb
2016-08-10	3518319	ND
2016-08-10	3518321	1.20 ppb
2016-11-09	3583796	1.20 ppb
2016-11-09	3583798	1.30 ppb
2016-11-09	3583800	1.000 ppb
2016-11-09	3583802	1.30 ppb
2016-11-09	3583796	1.20 ppb
2016-11-09	3583798	1.30 ppb
2016-11-09	3583800	1.000 ppb
2016-11-09	3583802	1.30 ppb
2017-02-02	35292876005	0.770 ppb
2017-02-02	35292876006	0.720 ppb
2017-02-02	35292876007	ND
2017-02-02	35292876008	0.930 ppb
2017-02-02	35292876005	0.770 ppb
2017-02-02	35292876006	0.720 ppb
2017-02-02	35292876007	ND
2017-02-02	35292876008	0.930 ppb
2017-05-08	35311079005	0.820 ppb
2017-05-08	35311079006	2.00 ppb
2017-05-08	35311079007	1.90 ppb
2017-05-08	35311079008	0.750 ppb
2017-05-08	35311079005	0.820 ppb
2017-05-08	35311079006	2.00 ppb
2017-05-08	35311079007	1.90 ppb
2017-05-08	35311079008	0.750 ppb
2017-08-01	35327548005	1.20 ppb
2017-08-01	35327548006	1.30 ppb
2017-08-01	35327548007	ND
2017-08-01	35327548008	ND
2017-08-01	35327548005	1.20 ppb
2017-08-01	35327548006	1.30 ppb
2017-08-01	35327548007	ND
2017-08-01	35327548008	ND
2017-11-01	35345490001	1.80 ppb
2017-11-01	35345490002	1.70 ppb
2017-11-01	35345490003	1.30 ppb
2017-11-01	35345490004	1.90 ppb
2017-11-01	35345490001	1.80 ppb
2017-11-01	35345490002	1.70 ppb
2017-11-01	35345490003	1.30 ppb
2017-11-01	35345490004	1.90 ppb
2018-02-01	35371683001	0.790 ppb
2018-02-01	35371683002	0.830 ppb
2018-02-01	35371683003	2.10 ppb
2018-02-01	35371683004	2.40 ppb
2018-02-01	35371683001	0.790 ppb
2018-02-01	35371683002	0.830 ppb
2018-02-01	35371683003	2.10 ppb
2018-02-01	35371683004	2.40 ppb
2018-05-03	35390211001	1.40 ppb
2018-05-03	35390211002	1.40 ppb
2018-05-03	35390211003	1.60 ppb
2018-05-03	35390211004	1.70 ppb
2018-05-03	35390211001	1.40 ppb
2018-05-03	35390211002	1.40 ppb
2018-05-03	35390211003	1.60 ppb
2018-05-03	35390211004	1.70 ppb
2018-08-01	35408231001	2.10 ppb
2018-08-01	35408231002	2.20 ppb
2018-08-01	35408231003	1.70 ppb
2018-08-01	35408231004	2.00 ppb
2018-08-01	35408231001	2.10 ppb
2018-08-01	35408231002	2.20 ppb
2018-08-01	35408231003	1.70 ppb
2018-08-01	35408231004	2.00 ppb
2018-11-07	35430034001	1.30 ppb
2018-11-07	35430034002	1.30 ppb
2018-11-07	35430034003	2.10 ppb
2018-11-07	35430034004	2.20 ppb
2018-11-07	35430034001	1.30 ppb
2018-11-07	35430034002	1.30 ppb
2018-11-07	35430034003	2.10 ppb
2018-11-07	35430034004	2.20 ppb
2019-02-05	35446748001	0.940 ppb
2019-02-05	35446748002	0.920 ppb
2019-02-05	35446748003	0.960 ppb
2019-02-05	35446748004	0.860 ppb
2019-02-05	35446748001	0.940 ppb
2019-02-05	35446748002	0.920 ppb
2019-02-05	35446748003	0.960 ppb
2019-02-05	35446748004	0.860 ppb
2019-05-01	35465623001	1.10 ppb
2019-05-01	35465623002	1.20 ppb
2019-05-01	35465623003	1.20 ppb
2019-05-01	35465623004	1.20 ppb
2019-05-01	35465623001	1.10 ppb
2019-05-01	35465623002	1.20 ppb
2019-05-01	35465623003	1.20 ppb
2019-05-01	35465623004	1.20 ppb
2019-08-01	35487281001	1.90 ppb
2019-08-01	35487281002	1.70 ppb
2019-08-01	35487281003	3.60 ppb
2019-08-01	35487281004	3.50 ppb
2019-08-01	35487281001	1.90 ppb
2019-08-01	35487281002	1.70 ppb
2019-08-01	35487281003	3.60 ppb
2019-08-01	35487281004	3.50 ppb
2019-11-07	35510945001	1.000 ppb
2019-11-07	35510945002	1.000 ppb
2019-11-07	35510945003	1.50 ppb
2019-11-07	35510945004	1.70 ppb
2019-11-07	35510945001	1.000 ppb
2019-11-07	35510945002	1.000 ppb
2019-11-07	35510945003	1.50 ppb
2019-11-07	35510945004	1.70 ppb