1,1-Dichloroethane
Covington Water District
1,1-Dichloroethane is used in industrial chemical synthesis; in plastics, paint, varnish and finish removers; and as a pesticide. It can cause cancer.
11
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 |
|---|---|---|---|---|
| 2015 | ND | 8 | 0 | ND |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | ND | 1 | 0 | ND |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | ND | 2 | 0 | ND |
| 2023 | N/A | 0 | 0 | N/A |
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
| Date | Lab ID | Result |
|---|---|---|
| 2015-02-25 | B5B2520-01 | ND |
| 2015-05-27 | B5E2710-01 | ND |
| 2015-05-27 | B5E2709-01 | ND |
| 2015-07-29 | B5G3151-03 | ND |
| 2015-07-29 | B5G3153-01 | ND |
| 2015-07-29 | B5G3151-01 | ND |
| 2015-11-18 | B5K1952-01 | ND |
| 2015-11-18 | B5K1937-01 | ND |
| 2019-07-29 | ND | |
| 2022-06-14 | 4298836 | ND |
| 2022-10-25 | 4382877 | ND |