1,1-Dichloroethane
San Dieguito WD
NOTE: San Dieguito WD purchases water from Santa Fe ID which is required to test for 1,1-dichloroethane. Sample information shown below was taken by Santa Fe ID.
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 |
|---|---|---|---|---|
| 2013 | ND | 4 | 0 | ND |
| 2014 | ND | 1 | 0 | ND |
| 2015 | ND | 1 | 0 | ND |
| 2016 | ND | 1 | 0 | ND |
| 2017 | ND | 1 | 0 | ND |
| 2018 | ND | 2 | 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: San Dieguito WD purchases water from Santa Fe ID which is required to test for 1,1-dichloroethane. Sample information shown below was taken by Santa Fe ID.
| Date | Lab ID | Result |
|---|---|---|
| 2013-03-20 | 201303210100AM | ND |
| 2013-06-11 | 201306120245AM | ND |
| 2013-09-10 | 201309120466AM | ND |
| 2013-12-10 | 201312110773AM | ND |
| 2014-06-18 | 9590-003-0800 | ND |
| 2015-06-22 | 9590-003-0900 | ND |
| 2016-06-13 | 9590-003-0800 | ND |
| 2017-06-14 | 9590-003-1030 | ND |
| 2018-06-19 | 2920-003-0900 | ND |
| 2018-06-19 | 9590-003-0900 | ND |
| 2019-06-05 | 9590-003-0800 | ND |