1,1,2,2-Tetrachloroethane
City of Deer Park
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 |
---|---|---|---|---|
2013 | N/A | 0 | 0 | N/A |
2014 | N/A | 0 | 0 | N/A |
2015 | ND | 2 | 0 | ND |
2016 | ND | 3 | 0 | ND |
2017 | ND | 3 | 0 | ND |
2018 | ND | 1 | 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 |
---|---|---|
2015-02-12 | AC80445 | ND |
2015-02-12 | AC80443 | ND |
2016-01-27 | AD20401 | ND |
2016-06-17 | AD41185 | ND |
2016-10-04 | AD52479 | ND |
2017-01-19 | AD65737 | ND |
2017-01-19 | AD65719 | ND |
2017-01-19 | AD65727 | ND |
2018-09-10 | AE39354 | ND |
2019-01-16 | AE50186 | ND |