1,1-Dichloroethylene
Plumstead Northern System
1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.
25
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 | 6 | 0 | ND |
| 2015 | ND | 6 | 0 | ND |
| 2016 | ND | 4 | 0 | ND |
| 2017 | ND | 3 | 0 | ND |
| 2018 | ND | 3 | 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 |
|---|---|---|
| 2014-03-21 | 14031514-01 | ND |
| 2014-06-16 | 14031515-01 | ND |
| 2014-10-10 | L5280881-1 | ND |
| 2014-10-28 | L5249011-1 | ND |
| 2014-11-05 | L5315763-1 | ND |
| 2014-12-19 | L5368657-2 | ND |
| 2015-01-28 | 12278013 | ND |
| 2015-04-27 | 12624057 | ND |
| 2015-04-27 | 12624111 | ND |
| 2015-04-27 | 12624165 | ND |
| 2015-08-24 | 13126880 | ND |
| 2015-11-23 | 13506102 | ND |
| 2016-02-24 | 13861941 | ND |
| 2016-06-27 | 14394176 | ND |
| 2016-06-27 | 14394229 | ND |
| 2016-06-27 | 14394379 | ND |
| 2017-05-30 | 16246973 | ND |
| 2017-05-30 | 16247077 | ND |
| 2017-05-30 | 16247025 | ND |
| 2018-04-13 | 8009704-01 | ND |
| 2018-04-13 | 8009704-02 | ND |
| 2018-04-13 | 8009704-03 | ND |
| 2019-04-12 | 9010815-01 | ND |
| 2019-04-12 | 9010815-02 | ND |
| 2019-04-12 | 9010815-03 | ND |