1,1,2,2-Tetrachloroethane
Indian Wells Valley WD
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.
20
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 | N/A | 0 | 0 | N/A |
| 2016 | ND | 10 | 0 | ND |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | ND | 10 | 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 |
|---|---|---|
| 2016-08-02 | 3761-014-0932 | ND |
| 2016-08-02 | 3761-050-0750 | ND |
| 2016-08-02 | 3761-020-0832 | ND |
| 2016-08-02 | 3761-033-0808 | ND |
| 2016-08-09 | 3761-015-0915 | ND |
| 2016-08-09 | 3761-031-0753 | ND |
| 2016-08-09 | 3761-034-0838 | ND |
| 2016-08-16 | 3761-017-0805 | ND |
| 2016-08-16 | 3761-036-0914 | ND |
| 2016-08-16 | 3761-035-0816 | ND |
| 2019-08-06 | 3761-014-0804 | ND |
| 2019-08-06 | 3761-035-0806 | ND |
| 2019-08-06 | 3761-034-0905 | ND |
| 2019-08-06 | 3761-031-0824 | ND |
| 2019-08-13 | 3761-020-0857 | ND |
| 2019-08-13 | 3761-017-0850 | ND |
| 2019-08-13 | 3761-036-0910 | ND |
| 2019-08-20 | 3761-050-0745 | ND |
| 2019-08-27 | 3761-033-0815 | ND |
| 2019-08-27 | 3761-015-0925 | ND |