1,1-Dichloroethane
Griffith Water Department
NOTE: Griffith Water Department purchases water from Hammond Water Works Department which is required to test for 1,1-dichloroethane. Sample information shown below was taken by Hammond Water Works Department.
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 | 2 | 0 | ND |
| 2015 | ND | 2 | 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: Griffith Water Department purchases water from Hammond Water Works Department which is required to test for 1,1-dichloroethane. Sample information shown below was taken by Hammond Water Works Department.
| Date | Lab ID | Result |
|---|---|---|
| 2014-10-08 | 327188RV-1404 | ND |
| 2015-03-24 | 3213269 | ND |
| 2015-06-16 | 3263373 | ND |
| 2015-09-15 | 3322772 | ND |
| 2015-10-06 | 350518RV-1504 | ND |
| 2015-12-15 | 3374830 | ND |
| 2016-10-18 | 375237RV-1604 | ND |
| 2017-10-30 | 401607RV-1704 | ND |
| 2018-10-10 | 433295RV-1804 | ND |
| 2019-10-08 | 467749RV-1904 | ND |