Know Your Environment. Protect Your Health.

Trichloroacetic acid

Fayette Water Supply Corporation West

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.

 

48

Samples

0

Samples exceeding legal limit (MCL)

7

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.125 ppb81ND - 1.000 ppb
2019ND80ND
20200.313 ppb82ND - 1.40 ppb
20210.588 ppb84ND - 1.50 ppb
2022ND80ND
2023ND80ND

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
2018-03-06AE16945ND
2018-03-06AE16944ND
2018-04-24AE23696ND
2018-04-24AE23694ND
2018-09-13AE39985ND
2018-09-13AE399881.000 ppb
2018-11-19AE46422ND
2018-11-19AE46423ND
2019-03-19AE58987ND
2019-03-19AE58990ND
2019-06-13AE70559ND
2019-06-13AE70575ND
2019-09-05AE82219ND
2019-09-05AE82216ND
2019-11-21AE90127ND
2019-11-21AE90129ND
2020-02-12AE98092ND
2020-02-12AE98093ND
2020-04-13AF06393ND
2020-04-13AF06394ND
2020-07-08AF185971.10 ppb
2020-07-08AF185981.40 ppb
2020-10-05AF29450ND
2020-10-05AF29451ND
2021-03-08AF45644ND
2021-03-08AF45645ND
2021-04-28AF515111.50 ppb
2021-04-28AF515121.10 ppb
2021-07-19AF62337ND
2021-07-19AF62338ND
2021-10-05AF721781.000 ppb
2021-10-05AF721871.10 ppb
2022-02-14AF84533ND
2022-02-14AF84534ND
2022-05-31AF98801ND
2022-05-31AF98804ND
2022-09-20AG13816ND
2022-09-20AG13820ND
2022-10-12AG16822ND
2022-10-12AG16823ND
2023-03-09Q2309600007ND
2023-03-09Q2309600008ND
2023-04-04AG35325ND
2023-04-04AG35326ND
2023-07-27AG50339ND
2023-07-27AG50377ND
2023-10-17AG59998ND
2023-10-17AG60001ND