Know Your Environment. Protect Your Health.

Dichloroacetic acid

Federal Correctional Institution

Dichloroacetic 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.

 

6

Samples

0

Samples exceeding legal limit (MCL)

5

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.210 ppb110.210 ppb
20190.720 ppb110.720 ppb
20200.160 ppb110.160 ppb
20210.340 ppb110.340 ppb
20220.380 ppb110.380 ppb
20230.540 ppb110.540 ppb

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 0.2 ppb

The EWG Health Guideline of 0.2 ppb for dichloroacetic 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 reproduction and child development.

ppb = parts per billion

All test results

Date Lab ID Result
2018-08-3010774420.210 ppb
2019-09-0611461910.720 ppb
2020-08-2612106150.160 ppb
2021-09-0112751920.340 ppb
2022-08-3113335780.380 ppb
2023-08-07CB09330-010.540 ppb