1,1-Dichloroethane
City of Cupertino
1,1-Dichloroethane is used in industrial chemical synthesis; in plastics, paint, varnish and finish removers; and as a pesticide. It can cause cancer.
10
Samples
0
Samples exceeding legal limit (MCL)
0
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2013 | ND | 6 | 0 | ND |
| 2014 | N/A | 0 | 0 | N/A |
| 2015 | ND | 1 | 0 | ND |
| 2016 | ND | 1 | 0 | ND |
| 2017 | ND | 1 | 0 | ND |
| 2018 | N/A | 0 | 0 | N/A |
| 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
| Date | Lab ID | Result |
|---|---|---|
| 2013-02-06 | 2776510 | ND |
| 2013-02-06 | 2776851 | ND |
| 2013-05-10 | 2824093 | ND |
| 2013-08-05 | 2871968 | ND |
| 2013-08-12 | 2876804 | ND |
| 2013-11-06 | 2927600 | ND |
| 2015-02-26 | 1610-003-0955 | ND |
| 2016-01-11 | 1610-002-1027 | ND |
| 2017-01-12 | 1610-003-1200 | ND |
| 2019-02-21 | 1610-002-1300 | ND |