1,1,2,2-Tetrachloroethane
School Hill Association Inc.
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 | 4 | 0 | ND |
2016 | ND | 1 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | ND | 1 | 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 |
---|---|---|
2014-06-02 | E406031-3VOC | ND |
2015-05-18 | E505F74-3VOC | ND |
2015-09-17 | E509K17-5VOC | ND |
2015-09-17 | E509K17-4VOC | ND |
2015-09-17 | E509K17-6VOC | ND |
2016-06-06 | E606510-3VOC | ND |
2017-06-22 | D7F2109-03VOC | ND |
2018-05-18 | D8E1723-03VOC | ND |
2019-03-25 | CC74889 | ND |
2019-03-25 | CC74889R | ND |