1,1,2,2-Tetrachloroethane
Palm Ranch Irrigation District
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.
11
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 | 8 | 0 | ND |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | N/A | 0 | 0 | N/A |
| 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 |
|---|---|---|
| 2016-07-19 | 3761-001-0819 | ND |
| 2016-07-19 | 3761-002-0852 | ND |
| 2016-07-19 | 3761-007-0838 | ND |
| 2016-07-19 | 3761-013-0854 | ND |
| 2016-08-30 | 3761-001-0700 | ND |
| 2016-08-30 | 3761-002-0805 | ND |
| 2016-08-30 | 3761-004-0720 | ND |
| 2016-08-30 | 3761-007-0740 | ND |
| 2019-05-28 | 3761-001-0850 | ND |
| 2019-06-04 | 3761-002-0635 | ND |
| 2019-06-11 | 3761-007-0636 | ND |