1,1-Dichloroethylene
Verona Special Utility District
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 | 2 | 0 | ND |
| 2016 | ND | 5 | 0 | ND |
| 2017 | ND | 2 | 0 | ND |
| 2018 | ND | 2 | 0 | ND |
| 2019 | ND | 3 | 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 |
|---|---|---|
| 2014-04-24 | Q1413364002 | ND |
| 2015-07-08 | Q1526282002 | ND |
| 2015-07-08 | Q1526282005 | ND |
| 2016-03-31 | Q1612983011 | ND |
| 2016-03-31 | Q1612983013 | ND |
| 2016-03-31 | Q1612983015 | ND |
| 2016-09-13 | Q1637197001 | ND |
| 2016-11-28 | Q1651668002 | ND |
| 2017-08-29 | Q1739687012 | ND |
| 2017-08-29 | Q1739687005 | ND |
| 2018-11-26 | Q1847648002 | ND |
| 2018-11-26 | Q1847648003 | ND |
| 2019-03-18 | Q1911124011 | ND |
| 2019-03-18 | Q1911124013 | ND |
| 2019-03-18 | Q1911124014 | ND |