1,1-Dichloroethylene
City of Rockdale
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 | 2 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | ND | 2 | 0 | ND |
2018 | ND | 2 | 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 |
---|---|---|
2015-05-07 | AC91063 | ND |
2015-05-07 | AC91061 | ND |
2016-11-07 | AD56865 | ND |
2016-11-07 | AD56859 | ND |
2017-09-18 | AD96864 | ND |
2017-09-18 | AD96858 | ND |
2018-06-19 | AE30457 | ND |
2018-06-19 | AE30455 | ND |