1,1-Dichloroethylene
Philmont Boy Scout Ranch - Headquarters
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 | 4 | 0 | ND |
2015 | ND | 2 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | ND | 1 | 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 |
---|---|---|
2014-02-26 | 2014006858 | ND |
2014-02-26 | 2014006857 | ND |
2014-03-25 | 2014010026 | ND |
2014-04-15 | 2014013376 | ND |
2015-08-12 | 2015023482 | ND |
2015-08-12 | 2015023484 | ND |
2016-07-26 | 2016021685 | ND |
2016-07-26 | 2016021686 | ND |
2017-07-18 | 2017021153 | ND |
2018-06-27 | 2018017877 | ND |
2019-11-05 | 2019031729 | ND |
2019-11-05 | 2019031732 | ND |