1,1,2,2-Tetrachloroethane
Western Greene
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 | 1 | 0 | ND |
2015 | ND | 2 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | ND | 4 | 0 | ND |
2018 | ND | 3 | 0 | ND |
2019 | ND | 1 | 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 |
---|---|---|
2014-08-06 | 14219000501 | ND |
2015-01-14 | 15015009201 | ND |
2015-09-08 | 15252004101 | ND |
2016-07-27 | 16210000801 | ND |
2016-11-21 | 16328000704 | ND |
2017-01-11 | 17012006809 | ND |
2017-05-09 | 17130006308 | ND |
2017-07-18 | 17200000808 | ND |
2017-07-18 | 17200000701 | ND |
2018-01-09 | 18012000701 | ND |
2018-04-10 | 18101010101 | ND |
2018-08-28 | 18242002701 | ND |
2019-08-07 | 19220013501 | ND |