1,1-Dichloroethylene
Pineview S/d
1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.
6
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 | 2.20 ppb | 1 | 1 | 2.20 ppb |
| 2015 | 2.00 ppb | 1 | 1 | 2.00 ppb |
| 2016 | ND | 1 | 0 | ND |
| 2017 | 1.50 ppb | 1 | 1 | 1.50 ppb |
| 2018 | 1.30 ppb | 1 | 1 | 1.30 ppb |
| 2019 | 1.60 ppb | 1 | 1 | 1.60 ppb |
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 |
|---|---|---|
| 2014-11-11 | C411423-01 | 2.20 ppb |
| 2015-10-08 | 2.00 ppb | |
| 2016-10-05 | CZ13007-01 | ND |
| 2017-10-31 | CA13447-01 | 1.50 ppb |
| 2018-10-10 | CB13976-01 | 1.30 ppb |
| 2019-10-22 | CC14461-01RE1 | 1.60 ppb |