1,1-Dichloroethylene
Town of Centreville
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 | 1 | 0 | ND |
2016 | ND | 1 | 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 |
---|---|---|
2014-02-10 | 0170001_03_03654 | ND |
2014-02-10 | 0170001_04_03654 | ND |
2015-10-05 | E16001471006 | ND |
2016-10-13 | E17001659001 | ND |
2017-08-08 | E18000552001 | ND |
2017-08-08 | E18000552004 | ND |
2018-02-01 | E18002793001 | ND |
2019-08-21 | E20000719001 | ND |