1,1-Dichloroethylene
Riverbridge
1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.
41
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 | ND | 16 | 0 | ND |
| 2020 | ND | 5 | 0 | ND |
| 2021 | ND | 5 | 0 | ND |
| 2022 | ND | 5 | 0 | ND |
| 2023 | ND | 5 | 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 |
|---|---|
| 2018-12-19 | ND |
| 2018-12-19 | ND |
| 2018-12-19 | ND |
| 2018-12-19 | ND |
| 2018-12-19 | ND |
| 2019-01-10 | ND |
| 2019-01-10 | ND |
| 2019-01-10 | ND |
| 2019-01-10 | ND |
| 2019-02-25 | ND |
| 2019-02-26 | ND |
| 2019-02-26 | ND |
| 2019-02-26 | ND |
| 2019-02-26 | ND |
| 2019-04-05 | ND |
| 2019-04-05 | ND |
| 2019-04-05 | ND |
| 2019-04-05 | ND |
| 2019-04-05 | ND |
| 2019-08-22 | ND |
| 2019-10-22 | ND |
| 2020-05-26 | ND |
| 2020-05-26 | ND |
| 2020-05-26 | ND |
| 2020-05-26 | ND |
| 2020-05-26 | ND |
| 2021-06-02 | ND |
| 2021-06-02 | ND |
| 2021-06-02 | ND |
| 2021-06-02 | ND |
| 2021-06-02 | ND |
| 2022-04-22 | ND |
| 2022-04-22 | ND |
| 2022-04-22 | ND |
| 2022-04-22 | ND |
| 2022-04-22 | ND |
| 2023-04-05 | ND |
| 2023-04-05 | ND |
| 2023-04-05 | ND |
| 2023-04-05 | ND |
| 2023-04-05 | ND |