1,1-Dichloroethylene
Aqua Pa Roaring Creek Division
1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.
8
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 | 1 | 0 | ND |
| 2016 | ND | 1 | 0 | ND |
| 2017 | ND | 2 | 0 | ND |
| 2018 | ND | 1 | 0 | ND |
| 2019 | ND | 1 | 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 |
|---|---|---|
| 2014-07-21 | AE41401 | ND |
| 2014-07-21 | AE41402 | ND |
| 2015-07-15 | 13071331 | ND |
| 2016-08-22 | 14987205 | ND |
| 2017-06-08 | 16331353 | ND |
| 2017-06-08 | 16331376 | ND |
| 2018-12-17 | AG04418 | ND |
| 2019-05-07 | AG16925 | ND |