1,1-Dichloroethane
Monroe Water System
NOTE: Monroe Water System purchases water from City of Everett Public Works Department which is required to test for 1,1-dichloroethane. Sample information shown below was taken by City of Everett Public Works 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.
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 | 3 | 0 | ND |
| 2014 | ND | 4 | 0 | ND |
| 2015 | ND | 1 | 0 | ND |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | ND | 1 | 0 | ND |
| 2019 | ND | 1 | 0 | ND |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | ND | 1 | 0 | ND |
| 2022 | ND | 1 | 0 | ND |
| 2023 | ND | 1 | 0 | ND |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
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: Monroe Water System purchases water from City of Everett Public Works Department which is required to test for 1,1-dichloroethane. Sample information shown below was taken by City of Everett Public Works Department.
| Date | Lab ID | Result |
|---|---|---|
| 2014-01-23 | 201401240052AM | ND |
| 2014-04-16 | 201404180338AM | ND |
| 2014-07-22 | 201407230532AM | ND |
| 2014-10-15 | 201410160323AM | ND |
| 2018-06-12 | ND | |
| 2019-06-11 | ND | |
| 2021-06-28 | 4139234 | ND |
| 2022-06-22 | 4325407 | ND |
| 2023-06-15 | 4531531 | ND |