Know Your Environment. Protect Your Health.

Dibromoacetic acid

Richmond, City of

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.

 

18

Samples

0

Samples exceeding legal limit (MCL)

9

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.840 ppb330.520 ppb - 1.40 ppb
2019ND40ND
20200.597 ppb330.500 ppb - 0.720 ppb
20210.170 ppb41ND - 0.680 ppb
20220.203 ppb31ND - 0.610 ppb
20230.660 ppb110.660 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
2018-03-149383520.520 ppb
2018-05-239743811.40 ppb
2018-08-2210294470.600 ppb
2019-02-261126014ND
2019-05-301157835ND
2019-08-291230998ND
2019-11-251279605ND
2020-02-2513304960.500 ppb
2020-11-1816666310.720 ppb
2020-12-0216901530.570 ppb
2021-03-1017927280.680 ppb
2021-05-121837882ND
2021-09-221965985ND
2021-11-172029642ND
2022-02-262211617ND
2022-05-302267408ND
2022-08-0823293760.610 ppb
2023-08-0925524270.660 ppb