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EWG's Tap Water Database — 2021 UPDATE

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Trichloroacetic acid

Ballerina Park Home Community

NOTE: Ballerina Park Home Community purchases water from Lafayette County Public Water Supply District 1 which is required to test for trichloroacetic acid. Sample information shown below was taken by Lafayette County Public Water Supply District 1.

Trichloroacetic 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.

 

7

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND10ND
2015ND10ND
2016ND10ND
2017ND10ND
2018ND10ND
2019ND10ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 0.1 ppb

The EWG Health Guideline of 0.1 ppb for trichloroacetic acid was proposed in 2020 by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk.a one-in-a-million lifetime risk of cancer. Values greater than one-in-a-million cancer risk level can result in increased cancer cases above one in a million people.

ppb = parts per billion

All test results

NOTE: Ballerina Park Home Community purchases water from Lafayette County Public Water Supply District 1 which is required to test for trichloroacetic acid. Sample information shown below was taken by Lafayette County Public Water Supply District 1.

Date Lab ID Result
2014-09-15AC35601ND
2014-09-15AC35602ND
2015-10-02AC60911ND
2016-09-12AC83831ND
2017-09-12AD06436ND
2018-09-11AD32906ND
2019-09-16AD56356ND