Know Your Environment. Protect Your Health.

Trichloroacetic acid

City of Jersey 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.

 

48

Samples

0

Samples exceeding legal limit (MCL)

33

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20182.83 ppb84ND - 6.70 ppb
20191.80 ppb82ND - 8.20 ppb
20204.06 ppb883.40 ppb - 5.10 ppb
20214.26 ppb86ND - 7.50 ppb
20223.43 ppb87ND - 6.40 ppb
20233.41 ppb86ND - 5.20 ppb

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
2018-03-12AE178264.80 ppb
2018-03-12AE178256.70 ppb
2018-06-11AE292104.60 ppb
2018-06-11AE291946.50 ppb
2018-07-20AE34112ND
2018-07-20AE34113ND
2018-10-03AE42523ND
2018-10-03AE42528ND
2019-01-29AE51888ND
2019-01-29AE51910ND
2019-04-01AE60662ND
2019-04-01AE60665ND
2019-07-19AE75296ND
2019-07-19AE75285ND
2019-10-03AE856366.20 ppb
2019-10-03AE856658.20 ppb
2020-02-04AE968063.40 ppb
2020-02-04AE968094.10 ppb
2020-04-14AF066175.10 ppb
2020-04-14AF066184.10 ppb
2020-07-10AF191404.00 ppb
2020-07-10AF191414.00 ppb
2020-10-09AF301744.10 ppb
2020-10-09AF301773.70 ppb
2021-01-27AF412954.50 ppb
2021-01-27AF412965.10 ppb
2021-04-07AF49350ND
2021-04-07AF49351ND
2021-08-04AF647477.50 ppb
2021-08-04AF647486.90 ppb
2021-10-25AF744934.50 ppb
2021-10-25AF745165.60 ppb
2022-01-13AF801813.10 ppb
2022-01-13AF801823.10 ppb
2022-04-08AF925996.20 ppb
2022-04-08AF926056.40 ppb
2022-07-05AG032373.10 ppb
2022-07-05AG032402.90 ppb
2022-10-03AG156782.60 ppb
2022-10-03AG15679ND
2023-02-28AG30809ND
2023-02-28AG30810ND
2023-04-04AG353155.00 ppb
2023-04-04AG353194.40 ppb
2023-08-22AG534545.20 ppb
2023-08-22AG534555.10 ppb
2023-10-06AG588673.90 ppb
2023-10-06AG588723.70 ppb