1,1-Dichloroethylene
Callaway 2 Water District
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 | 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 | 8 | 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 |
---|---|---|
2015-03-09 | AC42765 | ND |
2015-03-09 | AC42766 | ND |
2015-03-09 | AC42767 | ND |
2015-03-09 | AC42764 | ND |
2015-03-09 | AC42762 | ND |
2015-03-09 | AC42763 | ND |
2015-03-09 | AC42761 | ND |
2015-03-09 | AC42760 | ND |
2018-06-04 | AD19152 | ND |
2018-06-04 | AD19151 | ND |
2018-06-04 | AD19153 | ND |
2018-06-04 | AD19154 | ND |
2018-06-04 | AD19155 | ND |
2018-06-04 | AD19158 | ND |
2018-06-04 | AD19156 | ND |
2018-06-04 | AD19157 | ND |