1,1,2,2-Tetrachloroethane
Tempe Water Supply Corporation 1
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.
24
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 | 4 | 0 | ND |
| 2020 | ND | 4 | 0 | ND |
| 2021 | ND | 4 | 0 | ND |
| 2022 | ND | 4 | 0 | ND |
| 2023 | ND | 4 | 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 | AE13556 | ND |
| 2018-02-13 | AE13592 | ND |
| 2018-02-13 | AE13596 | ND |
| 2018-02-13 | AE13554 | ND |
| 2019-02-26 | AE55992 | ND |
| 2019-02-26 | AE55996 | ND |
| 2019-02-26 | AE56002 | ND |
| 2019-02-26 | AE56004 | ND |
| 2020-02-12 | AE98142 | ND |
| 2020-02-12 | AE98144 | ND |
| 2020-02-12 | AE98146 | ND |
| 2020-02-12 | AE98190 | ND |
| 2021-01-27 | AF41351 | ND |
| 2021-01-27 | AF41361 | ND |
| 2021-01-27 | AF41359 | ND |
| 2021-01-27 | AF41357 | ND |
| 2022-02-09 | AF84010 | ND |
| 2022-02-09 | AF84012 | ND |
| 2022-02-09 | AF84014 | ND |
| 2022-02-09 | AF84016 | ND |
| 2023-02-16 | AG29345 | ND |
| 2023-02-16 | AG29347 | ND |
| 2023-02-16 | AG29357 | ND |
| 2023-05-30 | AG42342 | ND |