1,1-Dichloroethylene
Delaware Water Gap Borough
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 | 1 | 0 | ND |
2015 | ND | 1 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | ND | 5 | 0 | ND |
2018 | ND | 5 | 0 | ND |
2019 | ND | 2 | 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 |
---|---|---|
2014-04-01 | 14032944-01 | ND |
2015-05-11 | 12764536 | ND |
2016-06-15 | 14424166 | ND |
2016-11-15 | 15389524 | ND |
2017-03-20 | 15812064 | ND |
2017-05-04 | 16112993 | ND |
2017-05-04 | 16113109 | ND |
2017-08-14 | 16743818 | ND |
2017-12-19 | 17177938 | ND |
2018-03-29 | 8031311-01 | ND |
2018-05-17 | 8044079-01 | ND |
2018-06-18 | 8061160-01 | ND |
2018-09-25 | 8076744-01 | ND |
2018-11-20 | 8105520-01 | ND |
2019-03-19 | 9013627-01 | ND |
2019-04-16 | 9043684-01 | ND |