1,1-Dichloroethylene
Paw Penn District
1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.
56
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 | 8 | 0 | ND |
| 2019 | ND | 10 | 0 | ND |
| 2020 | ND | 11 | 0 | ND |
| 2021 | ND | 8 | 0 | ND |
| 2022 | ND | 8 | 0 | ND |
| 2023 | ND | 11 | 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 |
|---|---|---|
| 2018-01-11 | 38161501 | ND |
| 2018-01-11 | 38161101 | ND |
| 2018-01-11 | 38161401 | ND |
| 2018-01-11 | 38161301 | ND |
| 2018-01-11 | 38161201 | ND |
| 2018-04-11 | 39072601 | ND |
| 2018-07-16 | 40207301 | ND |
| 2018-10-17 | 41961701 | ND |
| 2019-01-09 | 42499201 | ND |
| 2019-01-09 | 42499601 | ND |
| 2019-01-09 | 42499501 | ND |
| 2019-01-09 | 42499401 | ND |
| 2019-01-09 | 42499301 | ND |
| 2019-04-01 | 43658101 | ND |
| 2019-07-08 | 45016101 | ND |
| 2019-07-15 | 45716201 | ND |
| 2019-10-07 | 46831501 | ND |
| 2019-10-31 | 43999801 | ND |
| 2020-01-06 | 21542695.00 | ND |
| 2020-01-06 | 21542543.00 | ND |
| 2020-01-06 | 21542653.00 | ND |
| 2020-01-06 | 21542611.00 | ND |
| 2020-01-06 | 21542632.00 | ND |
| 2020-01-06 | 21542564.00 | ND |
| 2020-01-06 | 21542585.00 | ND |
| 2020-01-15 | 21542674.00 | ND |
| 2020-05-06 | 22261500.00 | ND |
| 2020-08-17 | 22843897.00 | ND |
| 2020-10-08 | 23224118.00 | ND |
| 2021-01-14 | 23754066.00 | ND |
| 2021-01-14 | 23754045.00 | ND |
| 2021-01-14 | 23754108.00 | ND |
| 2021-01-14 | 23754087.00 | ND |
| 2021-04-14 | 24290666.00 | ND |
| 2021-04-21 | 24290995.00 | ND |
| 2021-07-01 | 24873778.00 | ND |
| 2021-10-06 | 25448165.00 | ND |
| 2022-01-05 | 25982960.00 | ND |
| 2022-01-05 | 25982904.00 | ND |
| 2022-01-05 | 25982916.00 | ND |
| 2022-01-05 | 25982939.00 | ND |
| 2022-01-05 | 25982885.00 | ND |
| 2022-04-06 | 26506765.00 | ND |
| 2022-07-05 | 27082950.00 | ND |
| 2022-10-06 | 27684617.00 | ND |
| 2023-01-05 | 28212797.00 | ND |
| 2023-01-05 | 28212875.00 | ND |
| 2023-01-05 | 28212854.00 | ND |
| 2023-01-05 | 28212822.00 | ND |
| 2023-01-05 | 28212843.00 | ND |
| 2023-01-05 | 28212784.00 | ND |
| 2023-01-05 | 28212899.00 | ND |
| 2023-04-13 | 28749293.00 | ND |
| 2023-06-07 | 29155740.00 | ND |
| 2023-07-20 | 29346684.00 | ND |
| 2023-10-12 | 29928184.00 | ND |