Know Your Environment. Protect Your Health.

Dichloroacetic acid

Lamar, Town of

NOTE: Lamar, Town of purchases water from Darlington County W&SA which is required to test for dichloroacetic acid. Sample information shown below was taken by Darlington County W&SA.

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.

 

20

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND10ND
2020ND10ND
2021ND10ND
2022ND10ND
2023ND10ND

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

NOTE: Lamar, Town of purchases water from Darlington County W&SA which is required to test for dichloroacetic acid. Sample information shown below was taken by Darlington County W&SA.

Date Lab ID Result
2018-01-222180123-32ND
2018-01-222180123-33ND
2018-01-222180123-34ND
2018-01-222180123-35ND
2018-04-182180419-02ND
2018-04-182180419-03ND
2018-04-182180419-04ND
2018-04-182180419-05ND
2018-07-172180718-39ND
2018-07-172180718-38ND
2019-07-152190716-02ND
2019-07-152190716-03ND
2020-07-202200721-02ND
2020-07-202200721-03ND
2021-07-262210727-02ND
2021-07-262210727-03ND
2022-07-212220722-15ND
2022-07-212220722-14ND
2023-07-2023G0150-02ND
2023-07-2023G0150-01ND