1,1-Dichloroethylene
Warrenville
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 |
|---|---|---|---|---|
| 2013 | N/A | 0 | 0 | N/A |
| 2014 | ND | 1 | 0 | ND |
| 2015 | ND | 1 | 0 | ND |
| 2016 | ND | 3 | 0 | ND |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | ND | 4 | 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 |
|---|---|---|
| 2014-10-07 | 1410346-001A | ND |
| 2015-10-06 | 1510365-001A | ND |
| 2016-10-11 | 1610787-001A | ND |
| 2016-10-11 | 1610787-002A | ND |
| 2016-10-11 | 1610787-003A | ND |
| 2018-06-27 | 18F1191-01_02 | ND |
| 2018-11-12 | 1811831-001A | ND |
| 2018-11-12 | 1811831-002A | ND |
| 2018-11-28 | 18K0693-01_02 | ND |
| 2019-11-05 | 1911219-001A | ND |
| 2019-11-05 | 1911219-003A | ND |