1,1-Dichloroethane
Smyrna
NOTE: Smyrna purchases water from Cobb County-Marietta Water Authority which is required to test for 1,1-dichloroethane. Sample information shown below was taken by Cobb County-Marietta Water Authority.
1,1-Dichloroethane is used in industrial chemical synthesis; in plastics, paint, varnish and finish removers; and as a pesticide. It can cause cancer.
Samples
Samples exceeding legal limit (MCL)
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2013 | ND | 4 | 0 | ND |
| 2014 | ND | 2 | 0 | ND |
| 2015 | ND | 2 | 0 | ND |
| 2016 | ND | 2 | 0 | ND |
| 2017 | ND | 2 | 0 | ND |
| 2018 | ND | 2 | 0 | ND |
| 2019 | ND | 2 | 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
NOTE: Smyrna purchases water from Cobb County-Marietta Water Authority which is required to test for 1,1-dichloroethane. Sample information shown below was taken by Cobb County-Marietta Water Authority.
| Date | Lab ID | Result |
|---|---|---|
| 2014-02-17 | AI27952 | ND |
| 2014-02-17 | AI27953 | ND |
| 2015-02-09 | AI64386 | ND |
| 2015-02-09 | AI64387 | ND |
| 2016-02-11 | AJ06331 | ND |
| 2016-02-11 | AJ06332 | ND |
| 2017-04-17 | AJ53293 | ND |
| 2017-04-17 | AJ53294 | ND |
| 2018-02-07 | AJ83263 | ND |
| 2018-02-07 | AJ83264 | ND |
| 2019-02-21 | AK11828 | ND |
| 2019-02-21 | AK11829 | ND |