1,1-Dichloroethylene
Serrano Water District
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 | 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 |
---|---|---|
2014-05-21 | 4417-005-1105 | ND |
2014-05-22 | 4417-007-0855 | ND |
2015-05-06 | 4417-005-0920 | ND |
2015-05-07 | 4417-007-0905 | ND |
2016-06-13 | 4417-007-0925 | ND |
2016-06-14 | 4417-005-1135 | ND |
2017-05-03 | 4417-005-0840 | ND |
2017-05-03 | 4417-007-1045 | ND |
2018-06-07 | 4417-007-0940 | ND |
2018-06-28 | 4417-005-0850 | ND |
2019-02-06 | 4417-005-1015 | ND |
2019-02-06 | 4417-007-1245 | ND |