1,1-Dichloroethane
City of Redmond Water System
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 | 4 | 0 | ND |
2016 | ND | 3 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | N/A | 0 | 0 | N/A |
2019 | ND | 4 | 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 |
---|---|---|
2014-06-25 | A4E1998-11A | ND |
2014-06-25 | A4E1998-01A | ND |
2014-06-25 | A4E1998-21A | ND |
2014-06-25 | A4E1998-16A | ND |
2014-09-24 | A4H1630-01A | ND |
2014-12-17 | A4K1345-06A | ND |
2014-12-17 | A4K1345-11A | ND |
2014-12-17 | A4K1345-01A | ND |
2014-12-17 | A4K1348-01A | ND |
2015-03-04 | A5B1435-01A | ND |
2015-07-22 | 11484 | ND |
2015-08-18 | A5G2132-01A | ND |
2015-12-15 | A5K1615-01A | ND |
2016-07-11 | ND | |
2016-07-11 | ND | |
2016-07-11 | ND | |
2017-11-29 | ND | |
2019-07-09 | ND | |
2019-07-09 | ND | |
2019-07-09 | ND | |
2019-07-09 | ND |