1,1-Dichloroethylene
City of McFarland
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 | 3 | 0 | ND |
2015 | ND | 1 | 0 | ND |
2016 | ND | 1 | 0 | ND |
2017 | ND | 2 | 0 | ND |
2018 | ND | 1 | 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 |
---|---|---|
2014-03-18 | 5867-016-1037 | ND |
2014-03-19 | 5867-011-1330 | ND |
2014-03-21 | 5867-006-1300 | ND |
2015-06-23 | 5867-014-1255 | ND |
2016-03-29 | 5867-011-1120 | ND |
2017-04-04 | 5867-016-1050 | ND |
2017-04-11 | 5867-006-1027 | ND |
2018-03-12 | 5867-011-1155 | ND |