1,1-Dichloroethylene
Farmington Water System
1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.
12
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 | 2 | 0 | ND |
| 2016 | ND | 2 | 0 | ND |
| 2017 | ND | 2 | 0 | ND |
| 2018 | ND | 2 | 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 |
|---|---|---|
| 2014-07-15 | 1407748-003A | ND |
| 2014-07-15 | 1407751-001A | ND |
| 2015-07-14 | 1507761-001A | ND |
| 2015-07-14 | 1507762-001A | ND |
| 2016-07-06 | 1607287-001A | ND |
| 2016-07-06 | 1607290-001A | ND |
| 2017-07-12 | 1707700-001 | ND |
| 2017-07-12 | 1707698-001 | ND |
| 2018-07-10 | 1807632-001 | ND |
| 2018-07-10 | 1807648-001 | ND |
| 2019-07-10 | 1907575-001 | ND |
| 2019-07-10 | 1907577-001 | ND |