1,1,2,2-Tetrachloroethane
Cromwell Fire District 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.
47
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 | 8 | 0 | ND |
| 2019 | ND | 7 | 0 | ND |
| 2020 | ND | 8 | 0 | ND |
| 2021 | ND | 8 | 0 | ND |
| 2022 | ND | 8 | 0 | ND |
| 2023 | ND | 8 | 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 |
|---|---|---|
| 2018-02-13 | BZ88139VOC1 | ND |
| 2018-02-13 | BZ88138VOC1 | ND |
| 2018-05-08 | CA42572VOC1 | ND |
| 2018-05-08 | CA42571VOC1 | ND |
| 2018-08-21 | CB15781 | ND |
| 2018-08-21 | CB15782 | ND |
| 2018-11-27 | CC03233 | ND |
| 2018-11-27 | CC03234 | ND |
| 2019-02-12 | CC50961 | ND |
| 2019-02-12 | CC50962 | ND |
| 2019-05-28 | CD21926 | ND |
| 2019-05-28 | CD21927 | ND |
| 2019-08-13 | CD83649 | ND |
| 2019-08-13 | CD83648 | ND |
| 2019-11-26 | CE68107 | ND |
| 2020-02-11 | CF29979 | ND |
| 2020-02-11 | CF29980 | ND |
| 2020-05-12 | CF93106 | ND |
| 2020-05-12 | CF93107 | ND |
| 2020-08-18 | CG55540 | ND |
| 2020-08-18 | CG55541 | ND |
| 2020-11-24 | CH19698 | ND |
| 2020-11-24 | CH19699 | ND |
| 2021-02-23 | CH66863 | ND |
| 2021-02-23 | CH66864 | ND |
| 2021-05-11 | CI28080 | ND |
| 2021-05-11 | CI28081 | ND |
| 2021-08-31 | CJ17054 | ND |
| 2021-08-31 | CJ17055 | ND |
| 2021-11-23 | CJ84236 | ND |
| 2021-11-23 | CJ84237 | ND |
| 2022-02-08 | CK31774 | ND |
| 2022-02-08 | CK31775 | ND |
| 2022-05-10 | CL26705 | ND |
| 2022-05-10 | CL26706 | ND |
| 2022-08-30 | CM17863 | ND |
| 2022-08-30 | CM17864 | ND |
| 2022-11-22 | CM90391 | ND |
| 2022-11-22 | CM90392 | ND |
| 2023-02-14 | CN42099 | ND |
| 2023-02-14 | CN42100 | ND |
| 2023-05-23 | CO11888 | ND |
| 2023-05-23 | CO11889 | ND |
| 2023-08-22 | CO79714 | ND |
| 2023-08-22 | CO79715 | ND |
| 2023-11-28 | CP54462 | ND |
| 2023-11-28 | CP54463 | ND |