Bromide

City of Huntington Beach

Bromide is a naturally occurring element found in surface waters and groundwater. During drinking water treatment, bromide can combine with chlorine or other disinfectants, contributing to the formation of toxic tap water 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
2013	N/A	0	0	N/A
2014	75.0 ppb	2	1	ND - 150.0 ppb
2015	134.4 ppb	9	5	ND - 430.0 ppb
2016	150.0 ppb	3	2	ND - 350.0 ppb
2017	300.0 ppb	8	7	ND - 750.0 ppb
2018	N/A	0	0	N/A
2019	164.0 ppb	10	6	ND - 410.0 ppb

ppb = parts per billion

All test results

Date	Lab ID	Result
2014-02-12	4417-013-0850	150.0 ppb
2014-05-06	4417-012-0820	ND
2015-05-05	4417-012-0820	110.0 ppb
2015-07-30	4417-016-1010	170.0 ppb
2015-07-30	4417-008-0920	380.0 ppb
2015-07-30	4417-010-1140	430.0 ppb
2015-08-13	4417-009-0820	120.0 ppb
2015-08-13	4417-012-0805	ND
2015-08-27	4417-012-0805	ND
2015-08-27	4417-012-0820	ND
2015-11-03	4417-012-0840	ND
2016-02-02	4417-011-1010	ND
2016-02-02	4417-025-1050	350.0 ppb
2016-11-08	4417-011-0935	100.0 ppb
2017-02-16	4417-013-1105	160.0 ppb
2017-02-16	4417-012-0925	110.0 ppb
2017-04-19	4417-012-0850	ND
2017-05-17	4417-016-0850	140.0 ppb
2017-05-17	4417-010-0945	460.0 ppb
2017-05-17	4417-009-0830	120.0 ppb
2017-09-19	4417-008-0900	750.0 ppb
2017-10-25	4417-008-0820	660.0 ppb
2019-04-09	4417-025-1030	240.0 ppb
2019-04-11	4417-008-0935	310.0 ppb
2019-04-18	4417-011-0950	ND
2019-10-01	4417-025-1100	320.0 ppb
2019-10-09	4417-011-1335	ND
2019-10-29	4417-013-0800	130.0 ppb
2019-10-29	4417-010-0845	410.0 ppb
2019-10-29	4417-016-0820	230.0 ppb
2019-11-19	4417-012-0900	ND
2019-11-19	4417-009-0920	ND