1,1-Dichloroethylene
City of Adelanto
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 | N/A | 0 | 0 | N/A |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | ND | 7 | 0 | ND |
| 2017 | ND | 2 | 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 |
|---|---|---|
| 2016-01-07 | 3761-005-0915 | ND |
| 2016-01-07 | 3761-006-0905 | ND |
| 2016-01-07 | 3761-016-1130 | ND |
| 2016-01-07 | 3761-022-1046 | ND |
| 2016-07-06 | 3761-013-1100 | ND |
| 2016-07-06 | 3761-021-1107 | ND |
| 2016-07-06 | 3761-022-1042 | ND |
| 2017-04-04 | 3761-020-1205 | ND |
| 2017-04-04 | 3761-021-1039 | ND |
| 2019-11-19 | 3761-003-1058 | ND |