1,1-Dichloroethane
City of Richland
1,1-Dichloroethane is used in industrial chemical synthesis; in plastics, paint, varnish and finish removers; and as a pesticide. It can cause cancer.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | ND | 9 | 0 | ND |
2015 | ND | 3 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | N/A | 0 | 0 | N/A |
2018 | ND | 1 | 0 | ND |
2019 | ND | 12 | 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 |
---|---|---|
2014-06-03 | WA97-SE1-14-1012 | ND |
2014-06-03 | WA97-SE1-14-1012 | ND |
2014-06-03 | WA97-SE1-14-1012 | ND |
2014-06-03 | WA97-SE1-14-1012 | ND |
2014-09-09 | WA97-SE2-14-1785 | ND |
2014-09-09 | WA97-SE2-14-1785 | ND |
2014-12-02 | WA97-SE3-14-2365 | ND |
2014-12-02 | WA97-SE3-14-2365 | ND |
2014-12-02 | WA97-SE3-14-2365 | ND |
2015-01-13 | WA97-SE3-15-0078 | ND |
2015-02-24 | WA97-SE4-15-0352 | ND |
2015-03-10 | WA97-SE4-15-0449 | ND |
2016-05-25 | ND | |
2016-05-25 | ND | |
2018-07-05 | ND | |
2019-03-08 | ND | |
2019-04-11 | ND | |
2019-05-09 | ND | |
2019-06-06 | ND | |
2019-07-11 | ND | |
2019-08-08 | ND | |
2019-09-12 | ND | |
2019-09-18 | ND | |
2019-10-10 | ND | |
2019-11-07 | ND | |
2019-12-12 | ND | |
2019-12-13 | ND |