1,1-Dichloroethylene
Staffordshire Country Estates
1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.
18
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 | 3 | 0 | ND |
| 2019 | ND | 3 | 0 | ND |
| 2020 | ND | 3 | 0 | ND |
| 2021 | ND | 3 | 0 | ND |
| 2022 | ND | 3 | 0 | ND |
| 2023 | ND | 3 | 0 | ND |
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 | Result |
|---|---|
| 2018-05-22 | ND |
| 2018-05-22 | ND |
| 2018-05-22 | ND |
| 2019-04-16 | ND |
| 2019-04-16 | ND |
| 2019-04-16 | ND |
| 2020-05-04 | ND |
| 2020-05-04 | ND |
| 2020-05-04 | ND |
| 2021-04-19 | ND |
| 2021-04-19 | ND |
| 2021-04-19 | ND |
| 2022-05-17 | ND |
| 2022-05-17 | ND |
| 2022-05-17 | ND |
| 2023-04-10 | ND |
| 2023-04-10 | ND |
| 2023-04-10 | ND |