1,1-Dichloroethylene
City Of Gustine
1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.
10
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 | 5 | 0 | ND |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | ND | 1 | 0 | ND |
| 2017 | ND | 3 | 0 | ND |
| 2018 | N/A | 0 | 0 | N/A |
| 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 |
|---|---|---|
| 2014-01-09 | 5810-014-1235 | ND |
| 2014-04-10 | 5810-014-1115 | ND |
| 2014-10-08 | 5810-006-1015 | ND |
| 2014-10-08 | 5810-007-0958 | ND |
| 2014-10-08 | 5810-014-1030 | ND |
| 2016-07-13 | 5810-005-1030 | ND |
| 2017-10-11 | 5810-006-1010 | ND |
| 2017-10-18 | 5810-014-1025 | ND |
| 2017-10-25 | 5810-007-1015 | ND |
| 2019-07-17 | 5810-005-1005 | ND |