1,1,1,2-Tetrachloroethane
South Trail Commerce
1,1,1,2-Tetrachloroethane is a synthetic chemical used in metal degreasing and as an intermediate in industrial chemical production.
14
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 | N/A | 0 | 0 | N/A |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | ND | 3 | 0 | ND |
| 2023 | ND | 11 | 0 | ND |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
EWG Health Guideline: 1 ppb
The EWG Health Guideline of 1 ppb for 1,1,1,2-tetrachloroethane was defined by the Environmental Protection Agency as a one-in-a-million lifetime risk of cancer. Values greater than one-in-a-million cancer risk level can result in increased cancer cases above one in a million people.
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2022-12-08 | 22L0282-01 | ND |
| 2022-12-30 | D2L2371-02VOC | ND |
| 2022-12-30 | D2L2367-02VOC | ND |
| 2023-03-21 | 23C0646-01 | ND |
| 2023-03-27 | 23C0845-01V | ND |
| 2023-06-19 | D3F2157-01VOC | ND |
| 2023-06-19 | D3F2157-08VOC | ND |
| 2023-06-19 | D3F2161-01VOC | ND |
| 2023-06-19 | D3F2161-08VOC | ND |
| 2023-07-21 | D3G2520-07VOC | ND |
| 2023-07-21 | D3G2520-02VOC | ND |
| 2023-07-21 | D3G2520-11VOC | ND |
| 2023-10-24 | 23J0806-02 | ND |
| 2023-10-24 | 23J0806-01 | ND |