1,1,2,2-Tetrachloroethane
Cypress Hill Municipal Utility District 1
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 | ND | 1 | 0 | ND |
| 2016 | ND | 1 | 0 | ND |
| 2017 | ND | 5 | 0 | ND |
| 2018 | ND | 2 | 0 | ND |
| 2019 | ND | 2 | 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 |
|---|---|---|
| 2015-05-05 | AC90540 | ND |
| 2016-11-17 | AD58591 | ND |
| 2017-01-26 | AD67167 | ND |
| 2017-01-26 | AD67209 | ND |
| 2017-04-18 | AD79972 | ND |
| 2017-07-25 | AD90601 | ND |
| 2017-12-13 | AE07656 | ND |
| 2018-08-13 | AE36654 | ND |
| 2018-08-13 | AE36662 | ND |
| 2019-11-06 | AE88717 | ND |
| 2019-11-06 | AE88715 | ND |