1,1,2,2-Tetrachloroethane
East Niles CSD
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.
12
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 |
|---|---|---|---|---|
| 2013 | N/A | 0 | 0 | N/A |
| 2014 | ND | 4 | 0 | ND |
| 2015 | ND | 1 | 0 | ND |
| 2016 | ND | 1 | 0 | ND |
| 2017 | ND | 4 | 0 | ND |
| 2018 | ND | 1 | 0 | ND |
| 2019 | ND | 1 | 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 |
|---|---|---|
| 2014-04-07 | 5806-010-1435 | ND |
| 2014-04-23 | 5806-010-1135 | ND |
| 2014-04-23 | 5806-011-1115 | ND |
| 2014-08-06 | 5806-024-1430 | ND |
| 2015-03-23 | 5806-029-1350 | ND |
| 2016-07-19 | 5806-013-1045 | ND |
| 2017-04-18 | 5806-010-1405 | ND |
| 2017-04-18 | 5806-011-1420 | ND |
| 2017-04-24 | 5806-006-1425 | ND |
| 2017-04-25 | 5806-024-1435 | ND |
| 2018-02-12 | 5806-029-1430 | ND |
| 2019-05-08 | 5806-013-1333 | ND |