1,1-Dichloroethane
Burlington Water 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.
47
Samples
0
Samples exceeding legal limit (MCL)
4
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2014 | 0.967 ppb | 15 | 4 | ND - 4.20 ppb |
| 2015 | ND | 8 | 0 | ND |
| 2016 | ND | 7 | 0 | ND |
| 2017 | ND | 6 | 0 | ND |
| 2018 | ND | 5 | 0 | ND |
| 2019 | ND | 6 | 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
| Date | Result |
|---|---|
| 2014-03-04 | ND |
| 2014-03-04 | ND |
| 2014-06-05 | ND |
| 2014-06-05 | ND |
| 2014-06-17 | ND |
| 2014-07-01 | 3.20 ppb |
| 2014-07-01 | 3.70 ppb |
| 2014-07-02 | 3.40 ppb |
| 2014-07-02 | 4.20 ppb |
| 2014-09-05 | ND |
| 2014-09-10 | ND |
| 2014-09-24 | ND |
| 2014-09-24 | ND |
| 2014-11-20 | ND |
| 2014-12-08 | ND |
| 2015-02-24 | ND |
| 2015-02-24 | ND |
| 2015-03-19 | ND |
| 2015-03-19 | ND |
| 2015-06-02 | ND |
| 2015-06-18 | ND |
| 2015-07-10 | ND |
| 2015-10-16 | ND |
| 2016-01-04 | ND |
| 2016-01-11 | ND |
| 2016-02-18 | ND |
| 2016-02-18 | ND |
| 2016-05-24 | ND |
| 2016-07-15 | ND |
| 2016-10-13 | ND |
| 2017-02-22 | ND |
| 2017-03-17 | ND |
| 2017-03-17 | ND |
| 2017-04-03 | ND |
| 2017-08-28 | ND |
| 2017-12-29 | ND |
| 2018-03-14 | ND |
| 2018-06-29 | ND |
| 2018-07-23 | ND |
| 2018-08-29 | ND |
| 2018-11-27 | ND |
| 2019-02-05 | ND |
| 2019-02-07 | ND |
| 2019-07-02 | ND |
| 2019-09-20 | ND |
| 2019-10-29 | ND |
| 2019-12-23 | ND |