1,1-Dichloroethylene
Menomonie Waterworks
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 | ND | 1 | 0 | ND |
| 2016 | ND | 1 | 0 | ND |
| 2017 | ND | 2 | 0 | ND |
| 2018 | ND | 1 | 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 |
|---|---|---|
| 2014-02-25 | 771970 | ND |
| 2014-02-25 | 771973 | ND |
| 2015-05-27 | 861882 | ND |
| 2016-04-26 | 917937 | ND |
| 2017-05-03 | 986609 | ND |
| 2017-05-03 | 986603 | ND |
| 2018-04-24 | 1051761 | ND |
| 2019-04-02 | 1112787 | ND |
| 2019-07-16 | 1134810 | ND |
| 2019-07-23 | 1136241 | ND |
| 2019-11-06 | 1159612 | ND |