1,1,2,2-Tetrachloroethane
Laguna Madre Water District
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.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | ND | 2 | 0 | ND |
2015 | ND | 1 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | ND | 2 | 0 | ND |
2018 | ND | 2 | 0 | ND |
2019 | ND | 2 | 0 | ND |
ppb = parts per billion
State and national drinking water standards and health guidelines
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 |
---|---|---|
2014-07-09 | AC59301 | ND |
2014-07-09 | AC59303 | ND |
2015-09-25 | AD08798 | ND |
2016-07-27 | AD46000 | ND |
2016-07-27 | AD45976 | ND |
2017-08-17 | AD93422 | ND |
2017-08-17 | AD93418 | ND |
2018-08-08 | AE36142 | ND |
2018-08-08 | AE36144 | ND |
2019-07-02 | AE73190 | ND |
2019-07-02 | AE73182 | ND |