1,1-Dichloroethylene
Scarsdale Water Department
1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.
10
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 | N/A | 0 | 0 | N/A |
| 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 |
|---|---|---|
| 2014-12-01 | A24568POCS | ND |
| 2014-12-01 | AQ24572POCS | ND |
| 2016-09-06 | AS19147 SCARS | ND |
| 2016-09-06 | AS19152 POC SCAR | ND |
| 2017-11-13 | AT23823POC SCARS | ND |
| 2017-11-13 | AT23822 POC SCAR | ND |
| 2018-09-24 | AU20757SCARS POC | ND |
| 2018-09-24 | AU20758SCARS POC | ND |
| 2019-11-12 | AV23849A POCS | ND |
| 2019-11-13 | AV23866A POCS | ND |