1,1-Dichloroethylene
Burlington, City of
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 | 20 | 0 | ND |
2016 | ND | 1 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | ND | 6 | 0 | ND |
2019 | ND | 5 | 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 | Result |
---|---|
2014-07-17 | ND |
2015-08-11 | ND |
2015-08-11 | ND |
2015-08-11 | ND |
2015-08-11 | ND |
2015-08-11 | ND |
2015-08-11 | ND |
2015-08-11 | ND |
2015-08-11 | ND |
2015-08-11 | ND |
2015-08-11 | ND |
2015-08-11 | ND |
2015-08-11 | ND |
2015-08-11 | ND |
2015-08-11 | ND |
2015-08-11 | ND |
2015-08-11 | ND |
2015-08-11 | ND |
2015-08-11 | ND |
2015-08-11 | ND |
2015-08-11 | ND |
2016-07-26 | ND |
2017-10-17 | ND |
2018-03-05 | ND |
2018-05-02 | ND |
2018-05-09 | ND |
2018-05-09 | ND |
2018-08-07 | ND |
2018-11-06 | ND |
2019-02-12 | ND |
2019-04-09 | ND |
2019-04-09 | ND |
2019-07-09 | ND |
2019-11-05 | ND |