1,1-Dichloroethylene
La Veta, Town of
1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.
15
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 | 4 | 0 | ND |
| 2019 | ND | 2 | 0 | ND |
| 2020 | ND | 2 | 0 | ND |
| 2021 | ND | 4 | 0 | ND |
| 2022 | ND | 2 | 0 | ND |
| 2023 | ND | 1 | 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 |
|---|---|
| 2018-02-07 | ND |
| 2018-02-07 | ND |
| 2018-07-18 | ND |
| 2018-07-18 | ND |
| 2019-07-10 | ND |
| 2019-07-10 | ND |
| 2020-07-14 | ND |
| 2020-07-14 | ND |
| 2021-02-17 | ND |
| 2021-02-17 | ND |
| 2021-07-20 | ND |
| 2021-07-20 | ND |
| 2022-07-05 | ND |
| 2022-07-05 | ND |
| 2023-07-12 | ND |