1,1-Dichloroethylene
Wallace, Town of
1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.
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 | N/A | 0 | 0 | N/A |
| 2019 | ND | 7 | 0 | ND |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | ND | 6 | 0 | ND |
| 2023 | N/A | 0 | 0 | N/A |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
EPA Maximum Contaminant
Level (MCL): 7 ppb
The legal limit for 1,1-dichloroethylene, established in 1987, was based on a toxicity study conducted in laboratory animals in the 1980s.
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2019-08-14 | 37729_19-34793 | ND |
| 2019-08-14 | 37729_19-34800 | ND |
| 2019-08-14 | 37729_19-34814 | ND |
| 2019-08-14 | 37729_19-34824 | ND |
| 2019-08-14 | 37729_19-34829 | ND |
| 2019-08-14 | 37729_19-34849 | ND |
| 2019-08-19 | 37729_19-35353 | ND |
| 2022-10-03 | 37729_22-47905 | ND |
| 2022-10-03 | 37729_22-47910 | ND |
| 2022-10-03 | 37729_22-47925 | ND |
| 2022-10-03 | 37729_22-47926 | ND |
| 2022-10-03 | 37729_22-47927 | ND |
| 2022-10-03 | 37729_22-47928 | ND |