1,1,1,2-Tetrachloroethane
Elmwood Court LLC
1,1,1,2-Tetrachloroethane is a synthetic chemical used in metal degreasing and as an intermediate in industrial chemical production.
13
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 | 1 | 0 | ND |
| 2019 | ND | 2 | 0 | ND |
| 2020 | ND | 2 | 0 | ND |
| 2021 | ND | 4 | 0 | ND |
| 2022 | ND | 2 | 0 | ND |
| 2023 | ND | 2 | 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 |
|---|---|---|
| 2018-08-27 | 218721GE | ND |
| 2019-04-25 | 228422 | ND |
| 2019-04-25 | 228425 | ND |
| 2020-05-15 | 246120 | ND |
| 2020-07-20 | 250128 | ND |
| 2021-04-14 | 264020 | ND |
| 2021-04-14 | 264024 | ND |
| 2021-04-14 | 264024XX | ND |
| 2021-04-14 | 264024Y | ND |
| 2022-04-12 | 283596 | ND |
| 2022-07-15 | 290726 | ND |
| 2023-01-24 | 305189 | ND |
| 2023-12-13 | N3L0403-01 | ND |