1,1-Dichloroethylene
Beardstown
1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.
15
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 | 1 | 0 | ND |
| 2015 | ND | 1 | 0 | ND |
| 2016 | ND | 1 | 0 | ND |
| 2017 | ND | 1 | 0 | ND |
| 2018 | ND | 7 | 0 | ND |
| 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 |
|---|---|---|
| 2014-04-11 | 4041981-01 | ND |
| 2015-04-06 | 5040632-01 | ND |
| 2016-04-04 | 6040222-01 | ND |
| 2017-04-03 | 7040062-01 | ND |
| 2018-01-22 | 8013210-01 | ND |
| 2018-05-03 | 8050766-01 | ND |
| 2018-05-03 | 8050766-02 | ND |
| 2018-07-12 | 8072373-02 | ND |
| 2018-09-14 | 18I0550-01_02 | ND |
| 2018-09-14 | 18I0550-03_02 | ND |
| 2018-10-16 | 8103168-03 | ND |
| 2019-01-21 | 9013340-01 | ND |
| 2019-04-15 | 9043303-01 | ND |
| 2019-07-11 | 9072337-01 | ND |
| 2019-10-10 | 9102490-01 | ND |