1,1-Dichloroethylene
Aquarion Water Company of Connecticut - Simsbury System
1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.
60
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 |
|---|---|---|---|---|
| 2018 | ND | 12 | 0 | ND |
| 2019 | ND | 14 | 0 | ND |
| 2020 | ND | 8 | 0 | ND |
| 2021 | ND | 8 | 0 | ND |
| 2022 | ND | 10 | 0 | ND |
| 2023 | ND | 8 | 0 | ND |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
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 |
|---|---|---|
| 2018-02-08 | 201801804-VOC1 | ND |
| 2018-02-08 | 201801800-VOC1 | ND |
| 2018-04-04 | 201804077-VOC1 | ND |
| 2018-04-04 | 201804071-VOC1 | ND |
| 2018-04-04 | 201804073-VOC1 | ND |
| 2018-04-04 | 201804075-VOC1 | ND |
| 2018-04-04 | 201804080-VOC1 | ND |
| 2018-05-03 | 201806044-VOC1 | ND |
| 2018-05-08 | 201806393-VOC1 | ND |
| 2018-08-09 | 201812047-VOC1 | ND |
| 2018-11-07 | 201817345-VOC1 | ND |
| 2018-11-07 | 201817335-VOC1 | ND |
| 2019-02-05 | 201901699-VOC1 | ND |
| 2019-02-05 | 201901703-VOC1 | ND |
| 2019-03-06 | 201902893-VOC1 | ND |
| 2019-03-06 | 201902905-VOC1 | ND |
| 2019-03-06 | 201902900-VOC1 | ND |
| 2019-03-06 | 201902898-VOC1 | ND |
| 2019-03-06 | 201902896-VOC1 | ND |
| 2019-03-06 | 201902902-VOC1 | ND |
| 2019-05-09 | 201906456-VOC1 | ND |
| 2019-05-09 | 201906438-VOC1 | ND |
| 2019-08-07 | 201912408-VOC1 | ND |
| 2019-08-14 | 201912905-VOC1 | ND |
| 2019-11-06 | 201918268-VOC1 | ND |
| 2019-11-14 | 201918766-VOC1 | ND |
| 2020-02-07 | 202002047-VOC1 | ND |
| 2020-04-22 | 202005613-VOC1 | ND |
| 2020-04-22 | 202005606-VOC1 | ND |
| 2020-04-22 | 202005601-VOC1 | ND |
| 2020-04-22 | 202005610-VOC1 | ND |
| 2020-05-08 | 202006533-VOC1 | ND |
| 2020-08-05 | 202011978-VOC1 | ND |
| 2020-11-05 | 202018142-VOC1 | ND |
| 2021-02-05 | 202101670-VOC1 | ND |
| 2021-05-06 | 202106421-VOC1 | ND |
| 2021-05-06 | 202106422-VOC1 | ND |
| 2021-05-06 | 202106419-VOC1 | ND |
| 2021-05-06 | 202106418-VOC1 | ND |
| 2021-05-06 | 202106424-VOC1 | ND |
| 2021-08-05 | 202112374-VOC1 | ND |
| 2021-11-04 | 202118191-VOC1 | ND |
| 2022-02-03 | 202202007-VOC1 | ND |
| 2022-02-11 | 202202472-VOC1 | ND |
| 2022-05-05 | 202207064-VOC1 | ND |
| 2022-05-05 | 202207067-VOC1 | ND |
| 2022-05-05 | 202207066-VOC1 | ND |
| 2022-05-05 | 202207063-VOC1 | ND |
| 2022-08-02 | 202213382-VOC1 | ND |
| 2022-08-02 | 202213380-VOC1 | ND |
| 2022-11-10 | 202220740-VOC1 | ND |
| 2022-11-10 | 202220739-VOC1 | ND |
| 2023-02-09 | 202302187-VOC1 | ND |
| 2023-02-09 | 202302186-VOC1 | ND |
| 2023-05-03 | 202307226-VOC1 | ND |
| 2023-05-03 | 202307228-VOC1 | ND |
| 2023-05-03 | 202307227-VOC1 | ND |
| 2023-06-01 | 202309022-VOC1 | ND |
| 2023-08-10 | 202314269-VOC1 | ND |
| 2023-11-08 | 202320728-VOC1 | ND |