1,1-Dichloroethylene
Cary
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 |
---|---|---|---|---|
2013 | N/A | 0 | 0 | N/A |
2014 | ND | 8 | 0 | ND |
2015 | N/A | 0 | 0 | N/A |
2016 | N/A | 0 | 0 | N/A |
2017 | ND | 8 | 0 | ND |
2018 | ND | 1 | 0 | ND |
2019 | N/A | 0 | 0 | N/A |
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 |
---|---|---|
2014-07-22 | 4073837-02 | ND |
2014-07-22 | 4073837-03 | ND |
2014-07-22 | 4073837-04 | ND |
2014-07-22 | 4073837-05 | ND |
2014-07-22 | 4073837-06 | ND |
2014-07-22 | 4073837-07 | ND |
2014-07-22 | 4073837-08 | ND |
2014-07-22 | 4073837-01 | ND |
2017-07-25 | 7081264-01 | ND |
2017-07-25 | 7081264-08 | ND |
2017-07-25 | 7081264-07 | ND |
2017-07-25 | 7081264-06 | ND |
2017-07-25 | 7081264-04 | ND |
2017-07-25 | 7081264-03 | ND |
2017-07-25 | 7081264-02 | ND |
2017-08-30 | 7085545-01 | ND |
2018-12-11 | 18L0289-01_02 | ND |