1,1-Dichloroethylene
Bellwood, Village of
1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.
17
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 | 4 | 0 | ND |
| 2017 | ND | 4 | 0 | ND |
| 2018 | ND | 4 | 0 | ND |
| 2019 | ND | 5 | 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 |
|---|---|---|
| 2016-04-04 | ND | |
| 2016-07-20 | ND | |
| 2016-08-23 | ND | |
| 2016-10-19 | ND | |
| 2017-03-08 | ND | |
| 2017-07-05 | ND | |
| 2017-08-31 | ND | |
| 2017-10-24 | ND | |
| 2018-01-10 | 530779 | ND |
| 2018-04-05 | 542406 | ND |
| 2018-07-19 | 560175 | ND |
| 2018-10-24 | 577023 | ND |
| 2019-01-15 | 590565 | ND |
| 2019-04-23 | 602864 | ND |
| 2019-07-25 | 621123 | ND |
| 2019-07-25 | 624641 | ND |
| 2019-10-23 | 638526 | ND |