1,1,2,2-Tetrachloroethane
Elk River
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.
19
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 | 3 | 0 | ND |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | ND | 1 | 0 | ND |
| 2017 | ND | 2 | 0 | ND |
| 2018 | ND | 10 | 0 | ND |
| 2019 | ND | 3 | 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 |
|---|---|---|
| 2014-05-05 | 14E0839-01 | ND |
| 2014-05-05 | 14E0839-02 | ND |
| 2014-05-05 | 14E0835-03 | ND |
| 2016-03-21 | 3417728 | ND |
| 2017-11-01 | 17K0137-01 | ND |
| 2017-11-01 | 17K0138-01 | ND |
| 2018-01-23 | 18A0771-01 | ND |
| 2018-03-13 | 18C0479-02 | ND |
| 2018-03-13 | 18C0479-03 | ND |
| 2018-03-13 | 18C0479-01 | ND |
| 2018-03-13 | 18C0478-01 | ND |
| 2018-05-08 | 18E0607-01 | ND |
| 2018-07-31 | 18G2014-01 | ND |
| 2018-07-31 | 18G2014-02 | ND |
| 2018-12-06 | 18L0232-01 | ND |
| 2018-12-06 | 18L0232-02 | ND |
| 2019-01-23 | 19A0796-01 | ND |
| 2019-01-23 | 19A0796-02 | ND |
| 2019-10-30 | 19J1749-01 | ND |