1,1-Dichloroethane
City of Petaluma
1,1-Dichloroethane is used in industrial chemical synthesis; in plastics, paint, varnish and finish removers; and as a pesticide. It can cause cancer.
26
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 |
|---|---|---|---|---|
| 2013 | ND | 7 | 0 | ND |
| 2014 | ND | 7 | 0 | ND |
| 2015 | ND | 6 | 0 | ND |
| 2016 | ND | 5 | 0 | ND |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | ND | 1 | 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 | Lab ID | Result |
|---|---|---|
| 2013-07-10 | A3F1369-09A | ND |
| 2013-07-10 | A3F1369-01A | ND |
| 2013-07-10 | A3F1369-07A | ND |
| 2013-07-10 | A3F1369-05A | ND |
| 2013-07-10 | A3F1369-03A | ND |
| 2013-07-10 | A3F1369-11A | ND |
| 2013-07-10 | A3F1369-13A | ND |
| 2014-01-21 | A3L1893-05A | ND |
| 2014-01-21 | A3L1893-07A | ND |
| 2014-01-21 | A3L1893-01A | ND |
| 2014-01-21 | A3L1893-03A | ND |
| 2014-01-21 | A3L1893-13A | ND |
| 2014-01-21 | A3L1893-09A | ND |
| 2014-01-21 | A3L1893-11A | ND |
| 2015-03-19 | 1610-057-1400 | ND |
| 2015-06-18 | 1610-031-1300 | ND |
| 2015-06-18 | 1610-028-1030 | ND |
| 2015-06-18 | 1610-009-0915 | ND |
| 2015-09-23 | 1610-032-1120 | ND |
| 2015-09-23 | 1610-012-0800 | ND |
| 2016-03-09 | 1610-029-0930 | ND |
| 2016-03-09 | 1610-027-1105 | ND |
| 2016-03-09 | 1610-026-1045 | ND |
| 2016-06-22 | 1610-030-1145 | ND |
| 2016-09-22 | 1610-051-1120 | ND |
| 2019-03-13 | 1610-055-1108 | ND |