1,1,2,2-Tetrachloroethane
Decker Hills
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.
21
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 | ND | 1 | 0 | ND |
2015 | ND | 4 | 0 | ND |
2016 | ND | 4 | 0 | ND |
2017 | ND | 4 | 0 | ND |
2018 | ND | 4 | 0 | ND |
2019 | ND | 4 | 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 |
---|---|---|
2014-04-15 | AC50585 | ND |
2015-09-23 | AD08265 | ND |
2015-09-23 | AD08263 | ND |
2015-09-23 | AD08267 | ND |
2015-09-23 | AD08259 | ND |
2016-06-01 | AD38987 | ND |
2016-06-01 | AD38989 | ND |
2016-06-01 | AD38973 | ND |
2016-06-01 | AD38981 | ND |
2017-08-25 | AD94469 | ND |
2017-08-25 | AD94483 | ND |
2017-08-25 | AD94481 | ND |
2017-08-25 | AD94475 | ND |
2018-07-09 | AE32630 | ND |
2018-07-09 | AE32626 | ND |
2018-07-09 | AE32644 | ND |
2018-07-09 | AE32636 | ND |
2019-03-19 | AE59057 | ND |
2019-03-19 | AE59039 | ND |
2019-03-19 | AE59055 | ND |
2019-03-19 | AE59037 | ND |