1,1-Dichloroethane
Waterford WPCA
NOTE: Waterford WPCA purchases water from New London Department of Public Utilities which is required to test for 1,1-dichloroethane. Sample information shown below was taken by New London Department of Public Utilities.
1,1-Dichloroethane is used in industrial chemical synthesis; in plastics, paint, varnish and finish removers; and as a pesticide. It can cause cancer.
Samples
Samples exceeding legal limit (MCL)
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2014 | ND | 3 | 0 | ND |
| 2015 | ND | 4 | 0 | ND |
| 2016 | ND | 1 | 0 | ND |
| 2017 | ND | 1 | 0 | ND |
| 2018 | ND | 1 | 0 | ND |
| 2019 | ND | 1 | 0 | ND |
ppb = parts per billion
State and national drinking water standards and health guidelines
EWG Health Guideline 3 ppb
The EWG Health Guideline of 3 ppb for 1,1-dichloroethane was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against cancer.
ppb = parts per billion
All test results
NOTE: Waterford WPCA purchases water from New London Department of Public Utilities which is required to test for 1,1-dichloroethane. Sample information shown below was taken by New London Department of Public Utilities.
| Date | Lab ID | Result |
|---|---|---|
| 2013-09-17 | 201309180529AM | ND |
| 2013-12-16 | 201312170300AM | ND |
| 2014-03-17 | 201403180211AM | ND |
| 2014-06-17 | 201406180539AM | ND |
| 2014-10-23 | 19664VOC1 | ND |
| 2015-11-05 | 21680VOC1 | ND |
| 2016-10-27 | 23838VOC1 | ND |
| 2017-10-26 | 26207VOC1 | ND |
| 2018-11-29 | 28423VOC1 | ND |
| 2019-11-20 | 30476VOC1 | ND |