1,1-Dichloroethylene
Grayling Water System
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 | N/A | 0 | 0 | N/A |
2016 | ND | 2 | 0 | ND |
2017 | ND | 3 | 0 | ND |
2018 | ND | 4 | 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 |
---|---|---|
2016-01-06 | VO*1160115001 | ND |
2016-10-18 | VO*280-89971-1 | ND |
2017-02-08 | VO*440-176497-1 | ND |
2017-07-31 | VO*3747962 | ND |
2017-08-08 | VO*3754552 | ND |
2018-03-27 | VO*3900375 | ND |
2018-05-15 | VO*3940361 | ND |
2018-07-18 | VO*680-155584-3 | ND |
2018-10-25 | VO*4104539 | ND |
2019-07-29 | 440-247039-2 | ND |