1,1-Dichloroethane
Tullahoma Board of Utilities
NOTE: Tullahoma Board of Utilities purchases water from Duck River Utility Commission which is required to test for 1,1-dichloroethane. Sample information shown below was taken by Duck River Utility Commission.
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 |
|---|---|---|---|---|
| 2014 | ND | 1 | 0 | ND |
| 2015 | ND | 3 | 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
NOTE: Tullahoma Board of Utilities purchases water from Duck River Utility Commission which is required to test for 1,1-dichloroethane. Sample information shown below was taken by Duck River Utility Commission.
| Date | Result |
|---|---|
| 2014-12-11 | ND |
| 2015-11-05 | ND |
| 2016-11-02 | ND |
| 2017-08-03 | ND |
| 2018-08-01 | ND |
| 2019-08-07 | ND |