1,1,2,2-Tetrachloroethane
Palmer Water District No.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.
44
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 |
|---|---|---|---|---|
| 2012 | ND | 7 | 0 | ND |
| 2013 | ND | 13 | 0 | ND |
| 2014 | ND | 9 | 0 | ND |
| 2015 | ND | 5 | 0 | ND |
| 2016 | ND | 5 | 0 | ND |
| 2017 | 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 | Result |
|---|---|
| 2012-07-18 | ND |
| 2012-07-18 | ND |
| 2012-07-18 | ND |
| 2012-07-18 | ND |
| 2012-07-18 | ND |
| 2012-12-11 | ND |
| 2012-12-11 | ND |
| 2013-03-11 | ND |
| 2013-03-11 | ND |
| 2013-05-13 | ND |
| 2013-05-13 | ND |
| 2013-07-09 | ND |
| 2013-07-09 | ND |
| 2013-09-17 | ND |
| 2013-09-17 | ND |
| 2013-09-17 | ND |
| 2013-09-17 | ND |
| 2013-09-17 | ND |
| 2013-12-10 | ND |
| 2013-12-10 | ND |
| 2014-02-18 | ND |
| 2014-02-18 | ND |
| 2014-09-24 | ND |
| 2014-09-24 | ND |
| 2014-09-24 | ND |
| 2014-09-24 | ND |
| 2014-09-24 | ND |
| 2014-11-24 | ND |
| 2014-11-24 | ND |
| 2015-08-10 | ND |
| 2015-08-10 | ND |
| 2015-08-10 | ND |
| 2015-08-10 | ND |
| 2015-08-10 | ND |
| 2016-08-09 | ND |
| 2016-08-09 | ND |
| 2016-08-09 | ND |
| 2016-08-09 | ND |
| 2016-08-09 | ND |
| 2017-11-15 | ND |
| 2017-11-15 | ND |
| 2017-11-15 | ND |
| 2017-11-15 | ND |
| 2017-11-15 | ND |