1,1-Dichloroethane
Butte-Silver Bow Water 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.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2013 | ND | 6 | 0 | ND |
2014 | ND | 9 | 0 | ND |
2015 | ND | 5 | 0 | ND |
2016 | ND | 3 | 0 | ND |
2017 | ND | 3 | 0 | ND |
2018 | ND | 3 | 0 | ND |
2019 | ND | 3 | 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 |
---|---|---|
2013-07-10 | 201303437 | ND |
2013-07-10 | 201303441 | ND |
2013-07-10 | 201303439 | ND |
2013-10-17 | 201305594 | ND |
2013-10-17 | 201305596 | ND |
2013-10-30 | 201305879 | ND |
2014-01-16 | 201400283 | ND |
2014-01-16 | 201400287 | ND |
2014-01-16 | 201400285 | ND |
2014-02-24 | B14021519-002E | ND |
2014-02-24 | B14021519-003E | ND |
2014-02-24 | B14021519-001E | ND |
2014-04-28 | 201401597 | ND |
2014-04-28 | 201401601 | ND |
2014-04-28 | 201401599 | ND |
2015-02-24 | B15021845-002C | ND |
2015-02-24 | B15021845-003C | ND |
2015-02-24 | B15021845-001C | ND |
2015-11-19 | 201507026 | ND |
2015-11-19 | 201507027 | ND |
2016-02-22 | B16021667-003C | ND |
2016-02-22 | B16021667-002C | ND |
2016-02-22 | B16021667-001C | ND |
2017-06-20 | B17061971-002E | ND |
2017-06-20 | B17061971-001E | ND |
2017-06-20 | B17061971-003E | ND |
2018-03-13 | B18031136-003C | ND |
2018-03-13 | B18031136-002C | ND |
2018-03-13 | B18031136-001C | ND |
2019-03-25 | B19032022-001C | ND |
2019-03-25 | B19032022-003C | ND |
2019-03-25 | B19032022-002C | ND |