1,1,2,2-Tetrachloroethane
Battle Ground Water Department
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.
13
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 |
|---|---|---|---|---|
| 2018 | ND | 2 | 0 | ND |
| 2019 | ND | 2 | 0 | ND |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | ND | 2 | 0 | ND |
| 2022 | ND | 4 | 0 | ND |
| 2023 | ND | 3 | 0 | ND |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
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 |
|---|---|---|
| 2018-04-10 | ND | |
| 2018-07-18 | ND | |
| 2019-05-21 | ND | |
| 2019-11-07 | ND | |
| 2021-06-23 | 4188694 | ND |
| 2021-10-19 | 4194906 | ND |
| 2022-05-31 | 4292477 | ND |
| 2022-05-31 | 4292478 | ND |
| 2022-06-29 | 4303896 | ND |
| 2022-10-27 | 4370656 | ND |
| 2023-06-07 | 4473915 | ND |
| 2023-07-18 | 4488413 | ND |
| 2023-12-05 | 4570035 | ND |