1,1-Dichloroethylene
City of Yuma
1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.
12
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 |
|---|---|---|---|---|
| 2013 | N/A | 0 | 0 | N/A |
| 2014 | ND | 2 | 0 | ND |
| 2015 | ND | 2 | 0 | ND |
| 2016 | ND | 2 | 0 | ND |
| 2017 | ND | 2 | 0 | ND |
| 2018 | ND | 2 | 0 | ND |
| 2019 | ND | 2 | 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 |
|---|---|---|
| 2014-08-26 | 201408300033V | ND |
| 2014-08-26 | 201408300169V | ND |
| 2015-08-31 | 201509020643V | ND |
| 2015-08-31 | 201509020790V | ND |
| 2016-08-09 | 201608110489V | ND |
| 2016-08-09 | 201608110700V | ND |
| 2017-08-09 | 201708091282V | ND |
| 2017-08-09 | 201708091287V | ND |
| 2018-08-13 | 201808140502V | ND |
| 2018-08-13 | 201808150022V | ND |
| 2019-08-26 | 201908280120V | ND |
| 2019-08-26 | 201908280615V | ND |