1,1-Dichloroethylene
Gmnp Pine Springs
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 | 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 |
---|---|---|
2014-05-13 | Q1415839001 | ND |
2015-09-01 | Q1534276001 | ND |
2016-05-23 | Q1620440005 | ND |
2017-04-24 | Q1716794005 | ND |
2018-05-14 | Q1819884003 | ND |
2019-07-29 | Q1949059002 | ND |