Bromochloroacetic acid

City of Richland

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

MORE ABOUT THIS CONTAMINANT

120

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	0.729 ppb	16	9	ND - 1.59 ppb
2015	0.790 ppb	24	11	ND - 2.39 ppb
2016	0.504 ppb	32	9	ND - 2.46 ppb
2017	1.05 ppb	32	19	ND - 2.71 ppb
2018	1.20 ppb	16	10	ND - 2.59 ppb
2019	N/A	0	0	N/A

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 bromochloroacetic 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
2014-03-11	95541	ND
2014-03-11	95539	1.40 ppb
2014-03-11	95535	1.16 ppb
2014-03-11	95537	1.38 ppb
2014-06-10	98766	ND
2014-06-10	98768	ND
2014-06-10	98770	ND
2014-06-10	98772	ND
2014-09-09	52012	1.16 ppb
2014-09-09	52018	ND
2014-09-09	52014	1.20 ppb
2014-09-09	52016	1.40 ppb
2014-12-09	55577	1.34 ppb
2014-12-09	55579	1.03 ppb
2014-12-09	55582	1.59 ppb
2014-12-09	55584	ND
2015-03-03	57786	2.27 ppb
2015-03-03	57784	2.39 ppb
2015-03-03	57788	2.14 ppb
2015-03-03	57790	ND
2015-06-10	61148	ND
2015-06-10	61146	1.31 ppb
2015-06-10	61144	1.51 ppb
2015-06-10	61142	1.38 ppb
2015-09-09	65400	ND
2015-09-09	65399	ND
2015-09-09	65398	ND
2015-09-09	65397	ND
2015-09-09	65396	ND
2015-09-09	65395	ND
2015-09-09	65394	ND
2015-09-09	65393	ND
2015-12-09	68783	ND
2015-12-09	68782	ND
2015-12-09	68781	ND
2015-12-09	68780	1.64 ppb
2015-12-09	68779	1.54 ppb
2015-12-09	68778	1.44 ppb
2015-12-09	68777	1.74 ppb
2015-12-09	68776	1.59 ppb
2016-03-08		2.05 ppb
2016-03-08		2.17 ppb
2016-03-08		ND
2016-03-08		ND
2016-03-08		2.46 ppb
2016-03-08		ND
2016-03-08		2.28 ppb
2016-03-08		2.13 ppb
2016-06-07		ND
2016-06-07		ND
2016-06-07		ND
2016-06-07		ND
2016-06-07		ND
2016-06-07		ND
2016-06-07		ND
2016-06-07		ND
2016-09-06		ND
2016-09-06		ND
2016-09-06		ND
2016-09-06		ND
2016-09-06		ND
2016-09-06		ND
2016-09-06		ND
2016-09-06		ND
2016-12-06		1.36 ppb
2016-12-06		ND
2016-12-06		1.38 ppb
2016-12-06		ND
2016-12-06		1.29 ppb
2016-12-06		ND
2016-12-06		1.01 ppb
2016-12-06		ND
2017-03-23		1.53 ppb
2017-03-23		ND
2017-03-23		1.71 ppb
2017-03-23		1.74 ppb
2017-03-23		1.45 ppb
2017-03-23		ND
2017-03-23		1.63 ppb
2017-03-23		ND
2017-06-13		1.41 ppb
2017-06-13		ND
2017-06-13		1.50 ppb
2017-06-13		1.21 ppb
2017-06-13		1.49 ppb
2017-06-13		ND
2017-06-13		1.24 ppb
2017-06-13		ND
2017-09-12		1.43 ppb
2017-09-12		ND
2017-09-12		1.79 ppb
2017-09-12		ND
2017-09-12		1.43 ppb
2017-09-12		1.89 ppb
2017-09-12		ND
2017-09-12		ND
2017-12-12		2.46 ppb
2017-12-12		2.26 ppb
2017-12-12		ND
2017-12-12		2.29 ppb
2017-12-12		ND
2017-12-12		ND
2017-12-12		2.40 ppb
2017-12-12		2.71 ppb
2018-03-13		1.74 ppb
2018-03-13		2.34 ppb
2018-03-13		2.28 ppb
2018-03-13		2.28 ppb
2018-03-13		2.59 ppb
2018-03-13		ND
2018-03-13		ND
2018-03-13		ND
2018-06-12		1.65 ppb
2018-06-12		1.32 ppb
2018-06-12		1.58 ppb
2018-06-12		1.59 ppb
2018-06-12		1.75 ppb
2018-06-12		ND
2018-06-12		ND
2018-06-12		ND