trans-1,2-Dichloroethylene
Awc Valley Forge Crossing Mobile Home Park
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.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | ND | 2 | 0 | ND |
2015 | ND | 3 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | ND | 2 | 0 | ND |
2018 | ND | 7 | 0 | ND |
2019 | ND | 6 | 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 |
---|---|---|
2014-09-09 | 2028134003 | ND |
2014-09-09 | 2028134001 | ND |
2015-06-01 | 12750215 | ND |
2015-06-01 | 12750236 | ND |
2015-06-01 | 12750257 | ND |
2016-05-04 | 14251476 | ND |
2016-05-04 | 14251499 | ND |
2017-02-10 | 15656091 | ND |
2017-02-10 | 15656112 | ND |
2018-04-12 | 1808892-01 | ND |
2018-04-12 | 1808892-03 | ND |
2018-04-12 | 1808892-02 | ND |
2018-09-18 | 2339349005 | ND |
2018-09-18 | 2339349003 | ND |
2018-09-18 | 2339349001 | ND |
2018-12-21 | 3007545001 | ND |
2019-03-22 | 3026957001 | ND |
2019-04-16 | 3028568002 | ND |
2019-04-16 | 3028568003 | ND |
2019-09-09 | 3056650002 | ND |
2019-10-04 | 3062099002 | ND |
2019-10-22 | 3065360002 | ND |