1,1-Dichloroethane
Norwalk First Taxing District
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 |
---|---|---|---|---|
2013 | ND | 3 | 0 | ND |
2014 | ND | 3 | 0 | ND |
2015 | ND | 1 | 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
Date | Lab ID | Result |
---|---|---|
2013-07-16 | 201307170585AM | ND |
2013-07-16 | 201307170590AM | ND |
2013-10-21 | 201310220088AM | ND |
2014-01-27 | 201401280236AM | ND |
2014-01-27 | 201401280238AM | ND |
2014-04-22 | 201404230371AM | ND |
2015-05-05 | 214-09445VOC1 | ND |
2016-05-12 | 214-10508VOC1 | ND |
2017-05-03 | 214-11582VOC1 | ND |
2018-05-08 | 214-14006VOC1 | ND |
2019-02-14 | 214-14546VOC1 | ND |