Know Your Environment. Protect Your Health.

Dibromoacetic acid

Lacygne, 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.

 

23

Samples

0

Samples exceeding legal limit (MCL)

20

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.660 ppb32ND - 1.000 ppb
20190.725 ppb42ND - 1.90 ppb
20201.36 ppb440.670 ppb - 2.10 ppb
20210.858 ppb440.710 ppb - 1.10 ppb
20221.11 ppb440.530 ppb - 1.60 ppb
20231.57 ppb440.970 ppb - 2.70 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
2018-05-149702931.000 ppb
2018-08-1310246400.980 ppb
2018-11-121076749ND
2019-02-111119774ND
2019-05-131157890ND
2019-09-0212330521.000 ppb
2019-12-0212818701.90 ppb
2020-02-1013240000.670 ppb
2020-05-1113743790.860 ppb
2020-08-0314706092.10 ppb
2020-11-1616607571.80 ppb
2021-02-2317787641.10 ppb
2021-05-1718412570.840 ppb
2021-08-2319272070.780 ppb
2021-11-1520263520.710 ppb
2022-02-1421935681.20 ppb
2022-05-1622593900.530 ppb
2022-08-1523338831.10 ppb
2022-11-1423974741.60 ppb
2023-02-1324493761.20 ppb
2023-05-1525006291.40 ppb
2023-08-1425575042.70 ppb
2023-11-1326100720.970 ppb