1,1-Dichloroethylene
Autumn Shadows Mobile Home Park
1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.
7
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 | 0.500 ppb | 1 | 1 | 0.500 ppb |
| 2016 | 0.600 ppb | 2 | 2 | 0.500 ppb - 0.700 ppb |
| 2017 | 0.700 ppb | 1 | 1 | 0.700 ppb |
| 2018 | ND | 1 | 0 | ND |
| 2019 | ND | 1 | 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 |
|---|---|---|
| 2014-05-14 | AC54170 | ND |
| 2015-07-01 | AC98264 | 0.500 ppb |
| 2016-02-08 | AD22481 | 0.500 ppb |
| 2016-02-08 | AD22477 | 0.700 ppb |
| 2017-07-18 | AD89727 | 0.700 ppb |
| 2018-08-21 | AE38161 | ND |
| 2019-03-20 | AE59274 | ND |