1,1-Dichloroethylene
Upper Leacock Township
1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.
12
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 |
|---|---|---|---|---|
| 2014 | ND | 2 | 0 | ND |
| 2015 | ND | 2 | 0 | ND |
| 2016 | ND | 2 | 0 | ND |
| 2017 | ND | 2 | 0 | ND |
| 2018 | ND | 2 | 0 | ND |
| 2019 | ND | 2 | 0 | ND |
ppb = parts per billion
State and national drinking water standards and health guidelines
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 |
|---|---|---|
| 2014-10-30 | 2037405002 | ND |
| 2014-10-30 | 2037407002 | ND |
| 2015-08-27 | 13236693 | ND |
| 2015-08-27 | 13236726 | ND |
| 2016-09-21 | 15043713 | ND |
| 2016-09-21 | 15043692 | ND |
| 2017-08-17 | 16693352 | ND |
| 2017-08-17 | 16693272 | ND |
| 2018-05-03 | 8041940-01 | ND |
| 2018-05-03 | 8041940-02 | ND |
| 2019-06-13 | 9041823-01 | ND |
| 2019-06-13 | 9041823-02 | ND |