Know Your Environment. Protect Your Health.

Dibromoacetic acid

Vallecitos Mutual Domestic Water Consumers Association

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)

6

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.850 ppb21ND - 1.70 ppb
20190.125 ppb41ND - 0.500 ppb
20200.0825 ppb41ND - 0.330 ppb
20215.20 ppb221.20 ppb - 9.20 ppb
20220.290 ppb110.290 ppb
2023ND10ND

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
2018-07-252018020651ND
2018-10-3120180311731.70 ppb
2019-01-222019001709ND
2019-04-102019008985ND
2019-07-252019020427ND
2019-10-1020190289170.500 ppb
2020-01-172020001837ND
2020-04-132020019413ND
2020-07-242020242291ND
2020-10-1620204307930.330 ppb
2021-07-0720211339521.20 ppb
2021-10-0420211878179.20 ppb
2022-07-2720221120340.290 ppb
2023-07-052023030856ND