1,1-Dichloroethylene
Talley Water Supply Corporation
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 |
---|---|---|---|---|
2013 | N/A | 0 | 0 | N/A |
2014 | ND | 1 | 0 | ND |
2015 | ND | 2 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | ND | 2 | 0 | ND |
2018 | ND | 2 | 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 |
---|---|---|
2014-12-11 | Q1459826002 | ND |
2015-10-27 | Q1542395002 | ND |
2015-10-27 | Q1542395004 | ND |
2016-07-28 | Q1631046008 | ND |
2016-07-28 | Q1631046002 | ND |
2017-08-03 | Q1732601008 | ND |
2017-08-03 | Q1732601002 | ND |
2018-07-25 | Q1829519008 | ND |
2018-07-25 | Q1829519011 | ND |
2019-05-06 | Q1920205001 | ND |
2019-05-06 | Q1920205003 | ND |