1,1-Dichloroethylene
Hazardville Water Company
1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | ND | 10 | 0 | ND |
2015 | ND | 5 | 0 | ND |
2016 | ND | 5 | 0 | ND |
2017 | ND | 9 | 0 | ND |
2018 | ND | 6 | 0 | ND |
2019 | ND | 5 | 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 |
---|---|---|
2014-01-27 | SB83819-04-VOC | ND |
2014-04-21 | SB87957-13-VOC | ND |
2014-04-21 | SB87957-14-VOC | ND |
2014-06-03 | SB90449-01-VOC | ND |
2014-06-03 | SB90449-02-VOC | ND |
2014-06-03 | SB90449-03-VOC | ND |
2014-06-03 | SB90449-04-VOC | ND |
2014-06-03 | SB90449-05-VOC | ND |
2014-07-07 | SB92334-09-VOC | ND |
2014-10-14 | SB97999-04-VOC | ND |
2015-02-11 | SC03254-05-VOC | ND |
2015-04-21 | SC06241-06-VOC | ND |
2015-07-15 | SC10036-04-VOC | ND |
2015-09-08 | SC12125-03-VOC | ND |
2015-10-20 | SC13895-08-VOC | ND |
2016-01-25 | SC17491-09-VOC | ND |
2016-04-18 | SC20279-09-VOC | ND |
2016-07-21 | SC23917-03-VOC | ND |
2016-07-21 | SC23917-02-VOC | ND |
2016-10-24 | SC27464-08-VOC | ND |
2017-01-09 | SC30330-15-VOC | ND |
2017-04-04 | BX98286VOC1 | ND |
2017-06-26 | BY48752VOC1 | ND |
2017-06-26 | BY48750VOC1 | ND |
2017-06-27 | BY48751VOC1 | ND |
2017-06-27 | BY48749VOC1 | ND |
2017-06-27 | BY48754VOC1 | ND |
2017-07-25 | BY72105VOC1 | ND |
2017-10-17 | BZ22379VOC1 | ND |
2018-01-03 | BZ68303VOC1 | ND |
2018-04-03 | CA12985VOC1 | ND |
2018-07-02 | CA82194 | ND |
2018-07-02 | CA82195 | ND |
2018-07-02 | CA82195VOC1 | ND |
2018-10-10 | CB69247 | ND |
2019-01-07 | CC25226 | ND |
2019-04-02 | CC79783 | ND |
2019-07-09 | CD52639 | ND |
2019-07-09 | CD52640 | ND |
2019-10-08 | CE28924 | ND |