Know Your Environment. Protect Your Health.

1,1,2,2-Tetrachloroethane

Horseshoe Bend Water System

1,1,2,2-Tetrachloroethane is an industrial chemical which has been used as a metal degreaser, and in paint, paint removers, mothballs and pesticides. It damages the liver and nervous system, and may cause cancer.

 

15

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND20ND
2020ND20ND
2021ND40ND
2022ND20ND
2023ND30ND

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 1,1,2,2-tetrachloroethane was defined 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. This health guideline protects against cancer.

ppb = parts per billion

All test results

Date Lab ID Result
2018-09-24Q1838017002ND
2018-09-24Q1838017011ND
2019-09-17Q1965845001ND
2019-09-17Q1965845003ND
2020-06-22Q2024986001ND
2020-06-22Q2024986003ND
2021-03-31Q2108169005ND
2021-03-31Q2108169007ND
2021-08-11Q2121433003ND
2021-12-27Q2136238001ND
2022-11-30Q2235894004ND
2022-11-30Q2235894006ND
2023-06-08Q2321714001ND
2023-06-08Q2321714009ND
2023-07-31Q2330829001ND