1,1-Dichloroethylene
Aqua Pa Beech Mountain
1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.
9
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 | N/A | 0 | 0 | N/A |
| 2020 | ND | 2 | 0 | ND |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | ND | 4 | 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 | Lab ID | Result |
|---|---|---|
| 2020-07-30 | 22625025.00 | ND |
| 2020-07-30 | 22625048.00 | ND |
| 2022-03-22 | 26304585.00 | ND |
| 2022-05-25 | 26667154.00 | ND |
| 2022-07-27 | 27055319.00 | ND |
| 2022-10-27 | 27839635.00 | ND |
| 2023-02-14 | 28365212.00 | ND |
| 2023-05-23 | 28919508.00 | ND |
| 2023-05-23 | 28919525.00 | ND |