trans-1,2-Dichloroethylene
City of Camden
1,2-Dichloroethylene, a neurotoxic solvent, exists in two different forms: trans-1,2-dichloroethylene and cis-1,2-dichloroethylene. A mixture of the two forms is used to manufacture other solvents and chemical products.
Samples
Samples exceeding legal limit (MCL)
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2013 | N/A | 0 | 0 | N/A |
| 2014 | ND | 1 | 0 | ND |
| 2015 | ND | 1 | 0 | ND |
| 2016 | ND | 3 | 0 | ND |
| 2017 | ND | 3 | 0 | ND |
| 2018 | ND | 4 | 0 | ND |
| 2019 | ND | 4 | 0 | ND |
ppb = parts per billion
State and national drinking water standards and health guidelines
EWG Health Guideline 60 ppb
The EWG Health Guideline of 60 ppb for trans-1,2-dichloroethylene 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 harm to internal organs.
EPA Maximum Contaminant
Level (MCL) 100 ppb
The legal limit for trans-1,2-dichloroethylene, established in 1991, was based on a toxicity study in laboratory animals conducted in the 1980s.
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-05-05 | AD39535 | ND |
| 2015-06-04 | AD56440 | ND |
| 2016-05-12 | AD75892 | ND |
| 2016-08-11 | AD80685 | ND |
| 2016-11-01 | AD85064 | ND |
| 2017-02-27 | AD90341 | ND |
| 2017-04-18 | AD92978 | ND |
| 2017-11-21 | AE04072 | ND |
| 2018-03-20 | AE09638 | ND |
| 2018-05-16 | AE12286 | ND |
| 2018-08-23 | AE17219 | ND |
| 2018-11-30 | AE22084 | ND |
| 2019-03-27 | AE27881 | ND |
| 2019-05-30 | AE31083 | ND |
| 2019-08-14 | AE35359 | ND |
| 2019-10-02 | AE38228 | ND |