Know Your Environment. Protect Your Health.

Dibromoacetic acid

Ward 3 Water 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.

 

16

Samples

0

Samples exceeding legal limit (MCL)

8

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.535 ppb440.530 ppb - 0.540 ppb
2019ND40ND
20201.10 ppb21ND - 2.20 ppb
20210.900 ppb21ND - 1.80 ppb
2022ND20ND
20230.865 ppb220.530 ppb - 1.20 ppb

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
2018-07-11354038280010.540 ppb
2018-07-11354038280020.530 ppb
2018-07-11354038280010.540 ppb
2018-07-11354038280020.530 ppb
2019-07-1135481763001ND
2019-07-1135481763002ND
2019-07-1135481763001ND
2019-07-1135481763002ND
2020-07-1035562381001ND
2020-07-10355623810022.20 ppb
2021-07-1435648536001ND
2021-07-14356485360021.80 ppb
2022-07-2035734014001ND
2022-07-2035734014002ND
2023-07-19358148090011.20 ppb
2023-07-19358148090020.530 ppb