Chlorodibromoacetic acid

Malta Bend PWS

Chlorodibromoacetic acid is formed when chlorine or other disinfectants are used to treat drinking water. Disinfection byproducts increase the risk of cancer and may cause problems during pregnancy.

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	4.80 ppb	3	1	ND - 14.4 ppb
2015	4.78 ppb	4	1	ND - 19.1 ppb
2016	2.84 ppb	4	2	ND - 5.90 ppb
2017	7.78 ppb	2	2	6.62 ppb - 8.93 ppb
2018	5.44 ppb	5	5	1.59 ppb - 8.54 ppb
2019	2.90 ppb	8	7	ND - 7.98 ppb

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 0.02 ppb

The EWG Health Guideline of 0.02 ppb for chlorodibromoacetic 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
2014-06-19	AC28636	ND
2014-09-17	AC35628	14.4 ppb
2014-12-15	AC39499	ND
2015-03-17	AC43578	ND
2015-06-22	AC51245	ND
2015-09-15	AC59519	19.1 ppb
2015-12-16	AC63949	ND
2016-03-23	AC67650	ND
2016-06-19	AC74891	5.44 ppb
2016-09-14	AC83870	ND
2016-12-14	AC88462	5.90 ppb
2017-03-22	AC92148	8.93 ppb
2017-07-04	AC98487	6.62 ppb
2018-01-21	AD10617	5.26 ppb
2018-04-04	AD16495	8.54 ppb
2018-06-17	AD27306	3.98 ppb
2018-09-11	AD32931	7.85 ppb
2018-11-24	AD36568	1.59 ppb
2019-03-16	AD40523	ND
2019-03-27	AD45988	2.51 ppb
2019-06-13	AD49116	2.56 ppb
2019-06-13	AD49117	2.55 ppb
2019-09-12	AD55201	7.98 ppb
2019-09-12	AD55202	2.05 ppb
2019-12-17	AD59109	2.89 ppb
2019-12-17	AD59108	2.67 ppb