1,1,2,2-Tetrachloroethane
Shady Harbor Fire District
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 |
|---|---|---|---|---|
| 2018 | ND | 4 | 0 | ND |
| 2019 | ND | 1 | 0 | ND |
| 2020 | ND | 1 | 0 | ND |
| 2021 | ND | 4 | 0 | ND |
| 2022 | ND | 1 | 0 | ND |
| 2023 | ND | 1 | 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 |
|---|---|---|
| 2018-04-24 | 1801832-03_TO12 | ND |
| 2018-04-24 | 1801832-01_TO12 | ND |
| 2018-04-24 | 1801832-04_TO12 | ND |
| 2018-04-24 | 1801832-02_TO12 | ND |
| 2019-04-26 | 1901821-03_TO12 | ND |
| 2020-04-29 | 2001792-04_TO12 | ND |
| 2021-04-12 | 2101744-01_TO12 | ND |
| 2021-04-12 | 2101744-02_TO12 | ND |
| 2021-04-12 | 2101744-03_TO12 | ND |
| 2021-04-12 | 2101744-04_TO12 | ND |
| 2022-04-27 | 2201737-04_TO12 | ND |
| 2023-04-25 | 2301874-04_TO12 | ND |