1,1-Dichloroethane
City of Sonoma
1,1-Dichloroethane is used in industrial chemical synthesis; in plastics, paint, varnish and finish removers; and as a pesticide. It can cause cancer.
21
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 | 7 | 0 | ND |
| 2014 | ND | 9 | 0 | ND |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | ND | 2 | 0 | ND |
| 2017 | ND | 3 | 0 | ND |
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | N/A | 0 | 0 | N/A |
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 |
|---|---|---|
| 2013-07-18 | 201307190440AM | ND |
| 2013-07-18 | 201307190442AM | ND |
| 2013-07-18 | 201307190436AM | ND |
| 2013-07-18 | 201307190446AM | ND |
| 2013-07-18 | 201307190444AM | ND |
| 2013-07-18 | 201307190438AM | ND |
| 2013-07-18 | 201307190448AM | ND |
| 2014-01-07 | 201401080317AM | ND |
| 2014-01-07 | 201401080309AM | ND |
| 2014-01-07 | 201401080307AM | ND |
| 2014-01-07 | 201401080311AM | ND |
| 2014-01-07 | 201401080305AM | ND |
| 2014-01-07 | 201401080315AM | ND |
| 2014-01-07 | 201401080313AM | ND |
| 2014-03-17 | 9541-003-0920 | ND |
| 2014-09-03 | 9541-023-0910 | ND |
| 2016-03-29 | 9541-006-1117 | ND |
| 2016-03-29 | 9541-002-0735 | ND |
| 2017-04-04 | 9541-001-0900 | ND |
| 2017-04-04 | 9541-004-1125 | ND |
| 2017-04-04 | 9541-003-1000 | ND |