1,1,2,2-Tetrachloroethane
Cy Champ Public Utility 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.
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 | ND | 2 | 0 | ND |
| 2015 | ND | 2 | 0 | ND |
| 2016 | ND | 2 | 0 | ND |
| 2017 | ND | 7 | 0 | ND |
| 2018 | ND | 2 | 0 | ND |
| 2019 | ND | 5 | 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 |
|---|---|---|
| 2014-08-05 | AC62123 | ND |
| 2014-08-05 | AC62135 | ND |
| 2015-05-05 | AC90542 | ND |
| 2015-05-05 | AC90554 | ND |
| 2016-11-16 | AD58335 | ND |
| 2016-11-16 | AD58333 | ND |
| 2017-05-08 | AD83082 | ND |
| 2017-05-08 | AD83074 | ND |
| 2017-05-30 | AD85929 | ND |
| 2017-05-30 | AD85931 | ND |
| 2017-09-13 | AD96019 | ND |
| 2017-09-13 | AD96011 | ND |
| 2017-11-27 | AE05757 | ND |
| 2018-01-09 | AE08377 | ND |
| 2018-06-19 | AE30479 | ND |
| 2019-02-12 | AE54124 | ND |
| 2019-02-12 | AE54128 | ND |
| 2019-05-08 | AE65461 | ND |
| 2019-08-15 | AE78946 | ND |
| 2019-11-06 | AE88709 | ND |