1,1-Dichloroethylene
Westgate Estates
1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.
9
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 | 3 | 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 |
|---|---|---|
| 2014-05-01 | 1405-00061-001 | ND |
| 2015-04-30 | 1505-00026-001 | ND |
| 2016-04-21 | 1604-02180-001 | ND |
| 2017-06-06 | 1706-00851-001 | ND |
| 2018-05-30 | 1805-03796-001 | ND |
| 2018-09-17 | 1809-02236-001 | ND |
| 2018-12-06 | 1812-00684-001 | ND |
| 2019-02-06 | 1902-00554-001 | ND |
| 2019-04-23 | 1904-02769-001 | ND |