1,1-Dichloroethylene
Newtown Artesian Water Company
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 | 3 | 0 | ND |
| 2019 | ND | 2 | 0 | ND |
| 2020 | ND | 5 | 0 | ND |
| 2021 | ND | 2 | 0 | ND |
| 2022 | ND | 1 | 0 | ND |
| 2023 | ND | 2 | 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 |
|---|---|---|
| 2018-07-26 | L7056979-1 | ND |
| 2018-07-26 | L7056979-2 | ND |
| 2018-07-26 | L7056979-3 | ND |
| 2019-06-17 | 9008627-01 | ND |
| 2019-06-17 | 9008628-01 | ND |
| 2020-05-01 | 22195053.00 | ND |
| 2020-05-01 | 22195074.00 | ND |
| 2020-05-01 | 22195095.00 | ND |
| 2020-05-08 | 22195116.00 | ND |
| 2020-05-08 | 22195137.00 | ND |
| 2021-04-05 | 24041236.00 | ND |
| 2021-04-06 | 24041257.00 | ND |
| 2022-04-05 | 26444748.00 | ND |
| 2023-04-03 | 28502941.00 | ND |
| 2023-04-04 | 28681645.00 | ND |