1,1-Dichloroethylene
Wakefield S/d
1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.
30
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 | 4 | 0 | ND |
| 2015 | ND | 5 | 0 | ND |
| 2016 | ND | 6 | 0 | ND |
| 2017 | ND | 4 | 0 | ND |
| 2018 | ND | 5 | 0 | ND |
| 2019 | ND | 6 | 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 |
|---|---|---|
| 2014-02-26 | C316356-01 | ND |
| 2014-05-29 | C403340-01 | ND |
| 2014-08-25 | C407996-01 | ND |
| 2014-10-06 | C412183-01 | ND |
| 2015-01-29 | ND | |
| 2015-02-09 | ND | |
| 2015-04-20 | ND | |
| 2015-07-20 | ND | |
| 2015-10-22 | ND | |
| 2016-02-10 | C516190-03 | ND |
| 2016-02-11 | CZ01945-01 | ND |
| 2016-02-11 | CZ01945-03 | ND |
| 2016-04-25 | CZ03472-01 | ND |
| 2016-08-29 | CZ08503-01 | ND |
| 2016-10-24 | CZ13908-01 | ND |
| 2017-01-26 | CZ18998-01 | ND |
| 2017-04-12 | CA03149-01 | ND |
| 2017-08-10 | CA07861-01 | ND |
| 2017-10-18 | CA13362-01 | ND |
| 2018-02-01 | CA18486-01 | ND |
| 2018-02-07 | CB01811-01 | ND |
| 2018-04-09 | CB03583-01 | ND |
| 2018-08-07 | CB08292-01 | ND |
| 2018-10-23 | CB14448-01 | ND |
| 2019-01-29 | CB19005-01 | ND |
| 2019-01-29 | CB19005-03 | ND |
| 2019-01-29 | CB19005-05 | ND |
| 2019-04-18 | CC04378-01 | ND |
| 2019-09-10 | CC10717-01 | ND |
| 2019-11-19 | CC15979-01 | ND |