1,1,2,2-Tetrachloroethane
Chesterfield County Central Water System
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.
24
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 | 4 | 0 | ND |
| 2015 | ND | 4 | 0 | ND |
| 2016 | ND | 4 | 0 | ND |
| 2017 | ND | 4 | 0 | ND |
| 2018 | ND | 4 | 0 | ND |
| 2019 | ND | 4 | 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 |
|---|---|---|
| 2014-04-22 | E140308595 | ND |
| 2014-04-22 | E140308573 | ND |
| 2014-04-22 | E140308605 | ND |
| 2014-04-22 | E140308606 | ND |
| 2015-04-23 | VA010-DCLS | ND |
| 2015-04-23 | VA010-DCLS | ND |
| 2015-04-23 | VA010-DCLS | ND |
| 2015-04-23 | VA010-DCLS | ND |
| 2016-04-25 | E160305682 | ND |
| 2016-04-25 | E160305672 | ND |
| 2016-04-25 | E160305671 | ND |
| 2016-04-25 | E160305675 | ND |
| 2017-04-19 | E170304726 | ND |
| 2017-04-19 | E170304741 | ND |
| 2017-04-19 | E170304724 | ND |
| 2017-04-20 | E170304722 | ND |
| 2018-06-13 | E180403018 | ND |
| 2018-06-13 | E180403021 | ND |
| 2018-06-13 | E180403026 | ND |
| 2018-06-13 | E180403037 | ND |
| 2019-05-16 | E190402830 | ND |
| 2019-05-16 | E190402834 | ND |
| 2019-05-16 | E190402839 | ND |
| 2019-05-16 | E190402846 | ND |