1,1-Dichloroethylene
Persimmon Hills
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 | 2 | 0 | ND |
2015 | ND | 1 | 0 | ND |
2016 | ND | 1 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | ND | 1 | 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 |
---|---|---|
2014-06-24 | 0180046_01_05563 | ND |
2014-06-24 | 0180046_02_05563 | ND |
2015-08-27 | E16000820001 | ND |
2016-08-25 | E17000815001 | ND |
2017-07-03 | E18000012006 | ND |
2018-04-30 | E18003898004 | ND |
2019-09-26 | E20001243001 | ND |