1,1,2,2-Tetrachloroethane
City of Newport News
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.
10
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 | 2 | 0 | ND |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | ND | 2 | 0 | ND |
| 2017 | ND | 2 | 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 |
|---|---|---|
| 2014-11-03 | HMFW_110314V | ND |
| 2014-12-01 | LHFW_120114V | ND |
| 2016-12-05 | HMFW_120516V | ND |
| 2016-12-06 | LHFW_120616V | ND |
| 2017-11-06 | HMFW_110617V | ND |
| 2017-11-06 | LHFW_110617V | ND |
| 2018-12-03 | HMFW_120318V | ND |
| 2018-12-03 | LHFW_120318V | ND |
| 2019-12-02 | HMFW-033028 | ND |
| 2019-12-02 | LHFW-033030 | ND |