1,1-Dichloroethane
Del Dios Mutual Water Company
NOTE: Del Dios Mutual Water Company purchases water from Rincon Del Diablo MWD(ID-1) which is required to test for 1,1-dichloroethane. Sample information shown below was taken by Rincon Del Diablo MWD(ID-1).
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 |
|---|---|---|---|---|
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | ND | 3 | 0 | ND |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | ND | 1 | 0 | ND |
| 2022 | ND | 3 | 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: Del Dios Mutual Water Company purchases water from Rincon Del Diablo MWD(ID-1) which is required to test for 1,1-dichloroethane. Sample information shown below was taken by Rincon Del Diablo MWD(ID-1).
| Date | Lab ID | Result |
|---|---|---|
| 2013-03-20 | 3C21018-01A | ND |
| 2013-06-18 | B3F1852-01 | ND |
| 2013-09-10 | B3I0877-01 | ND |
| 2013-12-10 | B3L1000-01 | ND |