Bromochloroacetic acid

City of Bremerton

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.

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190

Samples

Samples exceeding legal limit (MCL)

Samples exceeding
health guidelines

Testing results - average by year

Year	Average result	Samples taken	Detections	Range of results
2013	N/A	0	0	N/A
2014	0.338 ppb	29	7	ND - 1.90 ppb
2015	0.472 ppb	32	11	ND - 2.30 ppb
2016	0.194 ppb	32	5	ND - 1.70 ppb
2017	0.445 ppb	33	10	ND - 2.10 ppb
2018	0.344 ppb	32	9	ND - 1.60 ppb
2019	0.603 ppb	32	14	ND - 2.50 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 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	10665	ND
2014-03-11	10662	ND
2014-03-11	10666	ND
2014-03-11	10664	ND
2014-03-11	10661	ND
2014-06-10	25281	ND
2014-06-10	25287	ND
2014-06-10	25282	ND
2014-06-10	25286	ND
2014-06-10	25288	1.90 ppb
2014-06-10	25284	1.000 ppb
2014-06-10	25285	1.80 ppb
2014-06-10	25289	1.90 ppb
2014-09-09	40620	ND
2014-09-09	40622	ND
2014-09-09	40617	ND
2014-09-09	40621	ND
2014-09-09	40616	ND
2014-09-09	40615	ND
2014-09-09	40619	ND
2014-09-09	40618	ND
2014-12-16	56125	ND
2014-12-16	56126	ND
2014-12-16	56123	1.000 ppb
2014-12-16	56130	1.000 ppb
2014-12-16	56124	ND
2014-12-16	56127	ND
2014-12-16	56128	1.20 ppb
2014-12-16	56129	ND
2015-03-10	10605	ND
2015-03-10	10606	2.30 ppb
2015-03-10	10600	1.10 ppb
2015-03-10	10602	ND
2015-03-10	10601	1.000 ppb
2015-03-10	10603	ND
2015-03-10	10599	1.20 ppb
2015-03-10	10604	2.10 ppb
2015-06-09	26644	ND
2015-06-09	26643	ND
2015-06-09	26649	ND
2015-06-09	26651	ND
2015-06-09	26652	ND
2015-06-09	26650	ND
2015-06-09	26648	ND
2015-06-09	26642	ND
2015-09-15	44450	ND
2015-09-15	44449	ND
2015-09-15	44455	ND
2015-09-15	44453	ND
2015-09-15	44454	ND
2015-09-15	44452	ND
2015-09-15	44456	ND
2015-09-15	44451	ND
2015-12-07	59139	1.40 ppb
2015-12-07	59135	1.10 ppb
2015-12-07	59140	ND
2015-12-07	59136	ND
2015-12-07	59137	1.10 ppb
2015-12-07	59133	1.20 ppb
2015-12-07	59134	1.20 ppb
2015-12-07	59138	1.40 ppb
2016-03-08		ND
2016-03-08		ND
2016-03-08		ND
2016-03-08		ND
2016-03-08		ND
2016-03-08		ND
2016-03-08		1.000 ppb
2016-03-08		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
2016-06-07		1.000 ppb
2016-09-13		ND
2016-09-13		ND
2016-09-13		1.30 ppb
2016-09-13		ND
2016-09-13		ND
2016-09-13		ND
2016-09-13		ND
2016-09-13		ND
2016-12-06		ND
2016-12-06		1.70 ppb
2016-12-06		ND
2016-12-06		ND
2016-12-06		1.20 ppb
2016-12-06		ND
2016-12-06		ND
2016-12-06		ND
2017-03-07		2.10 ppb
2017-03-07		2.10 ppb
2017-03-07		1.30 ppb
2017-03-07		ND
2017-03-07		ND
2017-03-07		ND
2017-03-07		1.000 ppb
2017-03-07		1.000 ppb
2017-06-06		ND
2017-06-06		ND
2017-06-06		ND
2017-06-06		ND
2017-06-06		ND
2017-06-06		ND
2017-06-06		ND
2017-06-06		ND
2017-06-06		ND
2017-09-12		ND
2017-09-12		ND
2017-09-12		ND
2017-09-12		ND
2017-09-12		ND
2017-09-12		ND
2017-09-12		ND
2017-09-12		ND
2017-12-05		ND
2017-12-05		1.50 ppb
2017-12-05		1.50 ppb
2017-12-05		1.20 ppb
2017-12-05		1.70 ppb
2017-12-05		ND
2017-12-05		ND
2017-12-05		1.30 ppb
2018-03-06		ND
2018-03-06		ND
2018-03-06		ND
2018-03-06		ND
2018-03-06		ND
2018-03-06		ND
2018-03-06		ND
2018-03-06		ND
2018-06-05		1.000 ppb
2018-06-05		ND
2018-06-05		ND
2018-06-05		ND
2018-06-05		ND
2018-06-05		ND
2018-06-05		1.60 ppb
2018-06-05		ND
2018-09-10		ND
2018-09-10		ND
2018-09-10		ND
2018-09-10		ND
2018-09-10		ND
2018-09-10		ND
2018-09-10		ND
2018-09-10		ND
2018-12-03		1.20 ppb
2018-12-03		1.000 ppb
2018-12-03		1.40 ppb
2018-12-03		1.000 ppb
2018-12-03		1.30 ppb
2018-12-03		ND
2018-12-03		1.000 ppb
2018-12-03		1.50 ppb
2019-03-05		1.60 ppb
2019-03-05		1.30 ppb
2019-03-05		1.10 ppb
2019-03-05		1.30 ppb
2019-03-05		1.10 ppb
2019-03-05		ND
2019-03-05		1.30 ppb
2019-03-05		2.30 ppb
2019-06-11		1.000 ppb
2019-06-11		1.20 ppb
2019-06-11		ND
2019-06-11		1.20 ppb
2019-06-11		ND
2019-06-11		ND
2019-06-11		1.20 ppb
2019-06-11		1.20 ppb
2019-09-10		1.000 ppb
2019-09-10		ND
2019-09-10		ND
2019-09-10		ND
2019-09-10		ND
2019-09-10		2.50 ppb
2019-09-10		ND
2019-09-10		ND
2019-12-03		ND
2019-12-03		ND
2019-12-03		ND
2019-12-03		ND
2019-12-03		ND
2019-12-03		ND
2019-12-03		ND
2019-12-03		ND