Know Your Environment. Protect Your Health.

Dibromoacetic acid

Humboldt, 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.

 

24

Samples

0

Samples exceeding legal limit (MCL)

23

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20181.13 ppb440.910 ppb - 1.40 ppb
20190.838 ppb43ND - 1.40 ppb
20201.66 ppb440.920 ppb - 2.00 ppb
20211.58 ppb441.20 ppb - 2.00 ppb
20224.38 ppb440.660 ppb - 14.0 ppb
20231.91 ppb440.930 ppb - 2.90 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
2018-01-159062751.40 ppb
2018-04-169385430.910 ppb
2018-07-1510062781.000 ppb
2018-10-1510615381.20 ppb
2019-01-141104858ND
2019-04-0811398420.850 ppb
2019-07-0811996321.10 ppb
2019-10-0712565341.40 ppb
2020-01-1313089581.90 ppb
2020-04-1313565910.920 ppb
2020-07-0614296261.80 ppb
2020-10-0515761712.00 ppb
2021-01-1117393012.00 ppb
2021-04-0518112411.20 ppb
2021-07-1218808281.40 ppb
2021-10-0419781061.70 ppb
2022-01-0321023262.00 ppb
2022-04-0422298500.660 ppb
2022-07-1122996340.850 ppb
2022-10-10237639514.0 ppb
2023-01-0924291000.930 ppb
2023-04-1024804262.20 ppb
2023-07-1025331782.90 ppb
2023-10-0225856561.60 ppb