1,1,1,2-Tetrachloroethane
North Saint Paul
1,1,1,2-Tetrachloroethane is a synthetic chemical used in metal degreasing and as an intermediate in industrial chemical production.
10
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 | 5 | 0 | ND |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | ND | 5 | 0 | ND |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | N/A | 0 | 0 | N/A |
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 |
|---|---|---|
| 2018-04-11 | 18D0458-01 | ND |
| 2018-04-11 | 18D0458-02 | ND |
| 2018-04-11 | 18D0458-03 | ND |
| 2018-04-11 | 18D0458-04 | ND |
| 2018-04-11 | 18D0461-01 | ND |
| 2021-07-13 | 21G0531-02 | ND |
| 2021-07-13 | 21G0531-03 | ND |
| 2021-07-13 | 21G0531-04 | ND |
| 2021-07-13 | 21G0531-05 | ND |
| 2021-07-13 | 21G0531-06 | ND |