1,1-Dichloroethylene
Sheridan, City of
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 | 2 | 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 |
---|---|---|
2014-08-20 | 20140820027-V | ND |
2014-08-20 | 20140820028-V | ND |
2015-09-01 | 20150901047-V | ND |
2016-07-19 | 20160719008-V | ND |
2017-07-18 | 20170718020-V | ND |
2017-07-18 | 20170718021-V | ND |
2018-10-16 | 20181016038-V | ND |
2019-08-20 | 20190820013-V | ND |