1,1,2,2-Tetrachloroethane
Superior Water Light & Power Company
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 | N/A | 0 | 0 | N/A |
2016 | ND | 4 | 0 | ND |
2017 | ND | 4 | 0 | ND |
2018 | ND | 4 | 0 | ND |
2019 | ND | 3 | 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 |
---|---|---|
2014-04-23 | 782246 | ND |
2016-02-16 | 905547 | ND |
2016-04-12 | 914974 | ND |
2016-07-13 | 933310 | ND |
2016-10-18 | 954299 | ND |
2017-01-24 | 971015 | ND |
2017-04-25 | 985193 | ND |
2017-07-24 | 1006127 | ND |
2017-10-23 | 1025643 | ND |
2018-02-21 | 1042019 | ND |
2018-04-25 | 1051968 | ND |
2018-07-23 | 1068991 | ND |
2018-10-22 | 1088278 | ND |
2019-01-23 | 1102681 | ND |
2019-04-22 | 1116705 | ND |
2019-07-16 | 1134940 | ND |