1,1-Dichloroethylene
Aquarion Water Company of Connecticut - Stamford
1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.
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 | 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 |
---|---|---|
2014-01-07 | 201400283-VOC1 | ND |
2014-05-05 | 201406147-VOC1 | ND |
2015-01-06 | 201500351-VOC1 | ND |
2015-08-03 | 201510463-VOC1 | ND |
2016-01-11 | 201600500-VOC1 | ND |
2016-10-31 | 201615141-VOC1 | ND |
2017-01-17 | 201701124-VOC1 | ND |
2017-02-01 | 201701794-VOC1 | ND |
2018-01-02 | 201800021-VOC1 | ND |
2019-01-07 | 201900234-VOC1 | ND |