Know Your Environment. Protect Your Health.

Dibromoacetic acid

The Water Service

Dibromoacetic acid, one of the group of five haloacetic acids regulated by federal standards, is formed when chlorine or other disinfectants are used to treat drinking water. Haloacetic acids and other disinfection byproducts increase the risk of cancer and may cause problems during pregnancy. Click here to read more about disinfection byproducts.

 

14

Samples

0

Samples exceeding legal limit (MCL)

1

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND10ND
2020ND10ND
2021ND20ND
20220.275 ppb41ND - 1.10 ppb
2023ND50ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 0.03 ppb

The EWG Health Guideline of 0.03 ppb for dibromoacetic acid was defined by the California Office of Environmental Health Hazard Assessment's public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against cancer and harm to fetal growth and development.

ppb = parts per billion

All test results

Date Lab ID Result
2018-03-28DH*3901161ND
2019-03-184234244ND
2020-03-024578188ND
2021-03-224861181ND
2021-12-15810-10477-1ND
2022-03-01810-16601-1ND
2022-06-14810-27994-41.10 ppb
2022-09-07810-36834-C-1-AND
2022-12-05X810-46616-A-1-BND
2023-03-22810-58081-A-1ND
2023-06-19810-67310-C-1-AND
2023-08-09810-74531-C-1-AND
2023-09-20810-79477-A-1-BND
2023-12-12810-87959-A-1-BND