1,1-Dichloroethane
Cedar Springs Mobile Home Park Well #
1,1-Dichloroethane is used in industrial chemical synthesis; in plastics, paint, varnish and finish removers; and as a pesticide. It can cause cancer.
14
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 |
|---|---|---|---|---|
| 2014 | 0.105 ppb | 4 | 3 | ND - 0.150 ppb |
| 2015 | 0.155 ppb | 4 | 4 | 0.130 ppb - 0.170 ppb |
| 2016 | 0.150 ppb | 4 | 3 | ND - 0.200 ppb |
| 2017 | 0.200 ppb | 1 | 1 | 0.200 ppb |
| 2018 | ND | 1 | 0 | ND |
| 2019 | N/A | 0 | 0 | N/A |
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 |
|---|---|---|
| 2014-02-17 | L4899963-1 | 0.130 ppb |
| 2014-05-12 | L5015794-1 | 0.150 ppb |
| 2014-08-11 | L5157932-1 | ND |
| 2014-11-10 | L5284499-1 | 0.140 ppb |
| 2015-02-09 | L5406152-1 | 0.170 ppb |
| 2015-05-11 | L5537685-1 | 0.170 ppb |
| 2015-08-21 | L5706912-1 | 0.150 ppb |
| 2015-11-09 | L5861152-1 | 0.130 ppb |
| 2016-02-08 | L6015148-1 | ND |
| 2016-05-09 | L6176791-1 | 0.200 ppb |
| 2016-08-15 | L6366570-1 | 0.200 ppb |
| 2016-11-14 | L6514085-1 | 0.200 ppb |
| 2017-02-13 | L6639633-1 | 0.200 ppb |
| 2018-01-29 | 3863771 | ND |