1,1-Dichloroethylene
Pembroke Water Works
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 | 5 | 0 | ND |
2015 | ND | 2 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | ND | 5 | 0 | ND |
2018 | ND | 5 | 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 |
---|---|---|
2014-02-04 | 128625.03 | ND |
2014-02-04 | 128625.04 | ND |
2014-02-04 | 128625.01 | ND |
2014-02-04 | 128625.02 | ND |
2014-11-17 | 138153.01 | ND |
2015-01-21 | 139997.02 | ND |
2015-01-21 | 139997.01 | ND |
2016-01-05 | 151842.01 | ND |
2016-01-05 | 151842.02 | ND |
2017-03-01 | 166102.05 | ND |
2017-03-01 | 166102.03 | ND |
2017-03-01 | 166102.04 | ND |
2017-03-02 | 166102.02 | ND |
2017-03-02 | 166102.01 | ND |
2018-01-16 | 177909.01 | ND |
2018-01-16 | 177909.02 | ND |
2018-01-16 | 177909.03 | ND |
2018-01-18 | 177967.01 | ND |
2018-03-01 | 179199.01 | ND |
2019-01-03 | 190831.01 | ND |