Know Your Environment. Protect Your Health.

Trichloroacetic acid

Town of Edgecliff Village

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.

 

24

Samples

0

Samples exceeding legal limit (MCL)

1

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.275 ppb41ND - 1.10 ppb
2019ND40ND
2020ND40ND
2021ND40ND
2022ND40ND
2023ND40ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 0.1 ppb

The EWG Health Guideline of 0.1 ppb for trichloroacetic 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
2018-01-31Q1803808002ND
2018-04-17Q1815555001ND
2018-07-19Q1828772001ND
2018-10-29Q18435950011.10 ppb
2019-02-19Q1907214002ND
2019-06-19Q1937666001ND
2019-09-09Q1963012001ND
2019-10-17Q1972980001ND
2020-02-20Q2006585001ND
2020-04-13Q2014544001ND
2020-07-20Q2028179003ND
2020-11-30Q2047381001ND
2021-02-25Q2105038001ND
2021-04-13Q2109447001ND
2021-07-28Q2119713001ND
2021-10-19Q2129265001ND
2022-01-10Q2200693003ND
2022-04-14Q2211618001ND
2022-07-05Q2218596001ND
2022-10-03Q2229763001ND
2023-01-09Q2300812001ND
2023-04-13Q2313718001ND
2023-09-12Q2339114001ND
2023-12-01Q2351634001ND