Know Your Environment. Protect Your Health.

Bromochloroacetic acid

Golden State Water Company - Cowan Heights

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.

 

28

Samples

0

Samples exceeding legal limit (MCL)

18

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20181.15 ppb85ND - 2.90 ppb
20191.91 ppb107ND - 4.00 ppb
20200.700 ppb84ND - 1.60 ppb
20211.45 ppb221.40 ppb - 1.50 ppb
2022N/A00N/A
2023N/A00N/A

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

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
2018-01-09CA3010047_DST_802-2018010911502.90 ppb
2018-01-09CA3010047_DST_801-201801091105ND
2018-04-10CA3010047_DST_802-2018041007051.10 ppb
2018-04-10CA3010047_DST_801-201804100738ND
2018-07-10CA3010047_DST_802-2018071006591.60 ppb
2018-07-10CA3010047_DST_801-2018071007302.00 ppb
2018-10-09CA3010047_DST_801-201810090720ND
2018-10-09CA3010047_DST_802-2018100906481.60 ppb
2019-01-08CA3010047_DST_801-201901080715ND
2019-01-08CA3010047_DST_802-2019010806491.70 ppb
2019-04-09CA3010047_DST_802-2019040907374.00 ppb
2019-04-09CA3010047_DST_801-2019040906583.60 ppb
2019-04-09CA3010047_DST_802-2019040908203.60 ppb
2019-04-09CA3010047_DST_801-201904090857ND
2019-07-09CA3010047_DST_802-2019070906503.00 ppb
2019-07-09CA3010047_DST_801-201907090715ND
2019-10-08CA3010047_DST_802-2019100810152.20 ppb
2019-10-08CA3010047_DST_801-2019100810101.000 ppb
2020-01-14CA3010047_DST_802-202001140905ND
2020-01-14CA3010047_DST_801-202001140939ND
2020-04-14CA3010047_DST_802-202004140755ND
2020-04-14CA3010047_DST_801-202004140830ND
2020-07-14CA3010047_DST_802-2020071409221.60 ppb
2020-07-14CA3010047_DST_801-2020071408521.20 ppb
2020-10-13CA3010047_DST_802-2020101312471.40 ppb
2020-10-13CA3010047_DST_801-2020101313151.40 ppb
2021-04-13CA3010047_DST_802-2021041310361.50 ppb
2021-04-13CA3010047_DST_801-2021041311151.40 ppb