1,1-Dichloroethylene
Penn State Univ.
1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.
71
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 | 14 | 0 | ND |
| 2015 | ND | 7 | 0 | ND |
| 2016 | ND | 24 | 0 | ND |
| 2017 | ND | 13 | 0 | ND |
| 2018 | ND | 9 | 0 | ND |
| 2019 | ND | 4 | 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 |
|---|---|---|
| 2014-01-23 | 4A23025-06 | ND |
| 2014-01-23 | 4A23025-07 | ND |
| 2014-01-23 | 4A23033-06 | ND |
| 2014-02-20 | 4B20042-07 | ND |
| 2014-02-20 | 4B20042-06 | ND |
| 2014-02-20 | 4B20041-07 | ND |
| 2014-03-11 | 4C11016-07 | ND |
| 2014-03-11 | 4C11027-07 | ND |
| 2014-03-11 | 4C11016-06 | ND |
| 2014-04-09 | 4D09031-01 | ND |
| 2014-04-09 | 4D09037-01 | ND |
| 2014-04-09 | 4D09036-01 | ND |
| 2014-06-11 | 4F11107-04 | ND |
| 2014-06-11 | 4F11107-05 | ND |
| 2015-01-21 | 13561267 | ND |
| 2015-11-11 | 13561204 | ND |
| 2015-11-11 | 13561156 | ND |
| 2015-11-11 | 13561180 | ND |
| 2015-12-10 | 13681471 | ND |
| 2015-12-10 | 13681509 | ND |
| 2015-12-10 | 13681470 | ND |
| 2016-02-23 | 13917096 | ND |
| 2016-02-23 | 13917062 | ND |
| 2016-02-23 | 13917095 | ND |
| 2016-03-16 | 14032198 | ND |
| 2016-03-16 | 14032221 | ND |
| 2016-03-16 | 14032175 | ND |
| 2016-04-20 | 14163581 | ND |
| 2016-04-20 | 14163582 | ND |
| 2016-04-20 | 14163548 | ND |
| 2016-05-18 | 14312889 | ND |
| 2016-05-18 | 14312890 | ND |
| 2016-05-18 | 14312928 | ND |
| 2016-06-21 | 14471214 | ND |
| 2016-06-21 | 14471215 | ND |
| 2016-06-21 | 14471254 | ND |
| 2016-07-19 | 14636457 | ND |
| 2016-07-19 | 14636456 | ND |
| 2016-07-19 | 14636421 | ND |
| 2016-08-23 | 14804503 | ND |
| 2016-08-23 | 14804478 | ND |
| 2016-08-23 | 14804528 | ND |
| 2016-09-28 | 14975873 | ND |
| 2016-09-28 | 14975872 | ND |
| 2016-09-28 | 14975912 | ND |
| 2017-01-17 | 15573229 | ND |
| 2017-01-17 | 15573228 | ND |
| 2017-01-18 | 15573193 | ND |
| 2017-02-23 | 15709642 | ND |
| 2017-02-23 | 15709641 | ND |
| 2017-03-23 | 15850698 | ND |
| 2017-03-28 | 15850826 | ND |
| 2017-04-18 | 16001572 | ND |
| 2017-04-18 | 16001571 | ND |
| 2017-07-12 | 16473285 | ND |
| 2017-08-03 | 16629360 | ND |
| 2017-10-31 | 16937423 | ND |
| 2017-11-30 | 17077362 | ND |
| 2018-01-31 | 8A31018-01 | ND |
| 2018-02-20 | 8B21092-08 | ND |
| 2018-02-22 | 8B23070-07 | ND |
| 2018-04-11 | 8D12138-07 | ND |
| 2018-04-26 | 8D27100-10 | ND |
| 2018-06-01 | 8F01151-05 | ND |
| 2018-07-11 | 8G12180-04 | ND |
| 2018-08-01 | 8H02080-01 | ND |
| 2018-10-04 | 8J05241-01 | ND |
| 2019-02-21 | 9B22087-01 | ND |
| 2019-05-09 | 9E13165-01 | ND |
| 2019-08-14 | 9H15241-01 | ND |
| 2019-10-24 | 9J28033-01 | ND |