1,1-Dichloroethylene
City of Blythe
1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.
11
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 | 2 | 0 | ND |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | ND | 4 | 0 | ND |
| 2017 | ND | 1 | 0 | ND |
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | ND | 4 | 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 |
|---|---|---|
| 2014-12-17 | 4790-006-0640 | ND |
| 2014-12-17 | 4790-015-0740 | ND |
| 2016-11-29 | 4790-010-1115 | ND |
| 2016-11-29 | 4790-015-1100 | ND |
| 2016-11-29 | 4790-030-1015 | ND |
| 2016-11-29 | 4790-031-1000 | ND |
| 2017-11-20 | 4790-006-0700 | ND |
| 2019-11-20 | 4790-015-1300 | ND |
| 2019-11-20 | 4790-030-1315 | ND |
| 2019-11-20 | 4790-031-1400 | ND |
| 2019-12-17 | 4790-010-1330 | ND |