Know Your Environment. Protect Your Health.

Trichloroacetic acid

Fawn Lake 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.

 

12

Samples

0

Samples exceeding legal limit (MCL)

2

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND20ND
20202.05 ppb21ND - 4.10 ppb
2021ND20ND
20220.500 ppb21ND - 1.000 ppb
2023ND20ND

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
2018-09-122337893001ND
2018-09-122337893002ND
2019-09-193059173002ND
2019-09-193059173001ND
2020-09-2831311070014.10 ppb
2020-09-283131107002ND
2021-09-233202936001ND
2021-09-233202936002ND
2022-09-2132652900021.000 ppb
2022-09-213265290001ND
2023-09-143324523001ND
2023-09-143324523002ND