1,1-Dichloroethylene
Canyon Municipal Water System
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 | 5 | 0 | ND |
2015 | ND | 3 | 0 | ND |
2016 | ND | 3 | 0 | ND |
2017 | ND | 4 | 0 | ND |
2018 | ND | 3 | 0 | ND |
2019 | ND | 3 | 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 |
---|---|---|
2014-02-25 | Q1406007010 | ND |
2014-02-25 | Q1406007008 | ND |
2014-02-25 | Q1406007007 | ND |
2014-02-25 | Q1406007004 | ND |
2014-08-20 | Q1437974009 | ND |
2015-09-16 | Q1536074002 | ND |
2015-12-02 | Q1547887009 | ND |
2015-12-02 | Q1547887007 | ND |
2016-06-09 | Q1623378004 | ND |
2016-06-09 | Q1623378002 | ND |
2016-11-14 | Q1649341001 | ND |
2017-02-09 | Q1705995015 | ND |
2017-02-09 | Q1705995011 | ND |
2017-05-04 | Q1718620007 | ND |
2017-11-14 | Q1758291001 | ND |
2018-02-15 | Q1806639007 | ND |
2018-02-15 | Q1806639011 | ND |
2018-05-17 | Q1820297001 | ND |
2019-02-21 | Q1907705002 | ND |
2019-05-16 | Q1926296001 | ND |
2019-05-16 | Q1926296003 | ND |