1,1-Dichloroethylene
Johnson Utilities
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 | N/A | 0 | 0 | N/A |
2015 | ND | 8 | 0 | ND |
2016 | N/A | 0 | 0 | N/A |
2017 | N/A | 0 | 0 | N/A |
2018 | ND | 6 | 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 |
---|---|---|
2015-03-04 | 201503040387V | ND |
2015-03-04 | 201503040388V | ND |
2015-03-04 | 201503040389V | ND |
2015-03-04 | 201503040390V | ND |
2015-03-04 | 201503040391V | ND |
2015-06-17 | 201506170544V | ND |
2015-10-15 | 201510150153V | ND |
2015-10-15 | 201510150154V | ND |
2018-02-01 | 201802020002V | ND |
2018-02-01 | 201802020003V | ND |
2018-02-01 | 201802020004V | ND |
2018-02-01 | 201802020005V | ND |
2018-02-06 | 201802060706V | ND |
2018-02-06 | 201802060707V | ND |