1,1-Dichloroethane
Greenville Water District
NOTE: Greenville Water District purchases water from City of Providence which is required to test for 1,1-dichloroethane. Sample information shown below was taken by City of Providence.
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 | 4 | 0 | ND |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | ND | 1 | 0 | ND |
| 2019 | ND | 1 | 0 | ND |
| 2020 | ND | 1 | 0 | ND |
| 2021 | ND | 1 | 0 | ND |
| 2022 | ND | 1 | 0 | ND |
| 2023 | ND | 1 | 0 | ND |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
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: Greenville Water District purchases water from City of Providence which is required to test for 1,1-dichloroethane. Sample information shown below was taken by City of Providence.
| Date | Lab ID | Result |
|---|---|---|
| 2013-09-18 | 746539-9807 | ND |
| 2013-12-09 | 762084-10411 | ND |
| 2014-03-11 | 774304-10910 | ND |
| 2014-06-03 | 794256-11546 | ND |
| 2018-02-06 | 1801079-01_TO12 | ND |
| 2019-02-05 | 1901020-01_TO12 | ND |
| 2020-01-27 | 2001034-01_TO12 | ND |
| 2021-01-11 | 2100877-01_TO12 | ND |
| 2022-03-16 | 2201352-01_TO12 | ND |
| 2023-03-06 | 2301296-01_TO12 | ND |