1,1-Dichloroethane
Swan Lake Resort
1,1-Dichloroethane is used in industrial chemical synthesis; in plastics, paint, varnish and finish removers; and as a pesticide. It can cause cancer.
21
Samples
0
Samples exceeding legal limit (MCL)
8
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2014 | N/A | 0 | 0 | N/A |
| 2015 | 1.13 ppb | 5 | 4 | ND - 3.16 ppb |
| 2016 | 0.775 ppb | 4 | 4 | 0.1000 ppb - 1.20 ppb |
| 2017 | 3.00 ppb | 2 | 2 | 1.10 ppb - 4.90 ppb |
| 2018 | 3.60 ppb | 5 | 4 | ND - 4.80 ppb |
| 2019 | 2.62 ppb | 5 | 4 | ND - 4.70 ppb |
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 | Lab ID | Result |
|---|---|---|
| 2015-01-29 | L5356678-1 | ND |
| 2015-01-29 | L5356678-2 | 3.16 ppb |
| 2015-05-20 | L5597776-1 | 0.810 ppb |
| 2015-08-26 | L5637548-1 | 0.840 ppb |
| 2015-10-13 | L5808059-1 | 0.830 ppb |
| 2016-03-03 | L5966662-1 | 0.1000 ppb |
| 2016-04-21 | L6125529-1 | 0.900 ppb |
| 2016-08-11 | L6313321-1 | 0.900 ppb |
| 2016-11-10 | L6466225-1 | 1.20 ppb |
| 2017-02-20 | L6597147-1 | 1.10 ppb |
| 2017-10-25 | L6949166-1 | 4.90 ppb |
| 2018-02-12 | 2295566001 | 4.40 ppb |
| 2018-04-02 | 7048424001-VOC | 4.80 ppb |
| 2018-08-20 | 7062720001-VOC | ND |
| 2018-08-20 | 7062719001-VOC | 4.60 ppb |
| 2018-10-01 | 7067151001-VOC | 4.20 ppb |
| 2019-01-23 | 7077588001-VOC | ND |
| 2019-06-12 | 7093684001-VOC | 3.00 ppb |
| 2019-06-25 | 7095249001-VOC | 4.00 ppb |
| 2019-08-22 | 70102615001-VOC | 1.40 ppb |
| 2019-10-29 | 70110273001-VOC | 4.70 ppb |