1,1-Dichloroethylene
City of Jacinto City
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 | 3 | 0 | ND |
2016 | ND | 2 | 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 |
---|---|---|
2014-02-05 | AC41525 | ND |
2015-04-17 | AC88811 | ND |
2015-09-29 | AD08975 | ND |
2015-12-04 | AD15764 | ND |
2016-01-27 | AD20393 | ND |
2016-04-22 | AD33971 | ND |
2017-01-20 | AD66080 | ND |
2018-02-01 | AE11957 | ND |
2019-01-24 | AE51267 | ND |