1,1,2,2-Tetrachloroethane
Riverwalk Subdivision
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.
15
Samples
0
Samples exceeding legal limit (MCL)
0
Samples exceeding
health guidelines
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | N/A | 0 | 0 | N/A |
2015 | ND | 2 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | ND | 5 | 0 | ND |
2018 | ND | 3 | 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 |
---|---|---|
2015-06-11 | AC95636 | ND |
2015-06-11 | AC95634 | ND |
2016-12-13 | AD61904 | ND |
2016-12-13 | AD61918 | ND |
2017-06-07 | AD86775 | ND |
2017-08-09 | AD92556 | ND |
2017-10-11 | AE00406 | ND |
2017-10-11 | AE00400 | ND |
2017-10-11 | AE00398 | ND |
2018-01-22 | AE09581 | ND |
2018-01-22 | AE09589 | ND |
2018-01-22 | AE09591 | ND |
2019-11-25 | AE90394 | ND |
2019-11-25 | AE90408 | ND |
2019-11-25 | AE90392 | ND |