1,1-Dichloroethylene
New London Water
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 | 1 | 0 | ND |
2015 | ND | 1 | 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 |
---|---|---|
2014-08-05 | 14219010801 | ND |
2015-07-14 | 15197005901 | ND |
2016-09-06 | 16252008501 | ND |
2016-10-31 | 16308000401 | ND |
2017-02-14 | 17046005401 | ND |
2017-07-31 | 17215006001 | ND |
2018-09-17 | 18263004301 | ND |
2019-07-15 | 19198001801 | ND |