1,1-Dichloroethylene
Las Flores Water Company
1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.
9
Samples
0
Samples exceeding legal limit (MCL)
0
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2014 | ND | 1 | 0 | ND |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | ND | 1 | 0 | ND |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | ND | 6 | 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 |
|---|---|---|
| 2014-02-10 | 3761-003-0830 | ND |
| 2016-06-06 | 3761-003-0825 | ND |
| 2018-09-10 | 9590-003-0900 | ND |
| 2018-09-10 | 9590-006-0920 | ND |
| 2018-10-01 | 9590-003-1300 | ND |
| 2018-10-01 | 9590-006-1245 | ND |
| 2018-10-15 | 9590-003-0930 | ND |
| 2018-10-15 | 9590-006-1000 | ND |
| 2019-12-16 | 3761-003-0845 | ND |