trans-1,2-Dichloroethylene
Indiana Municipal Services Municipal Cherrytre
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 | 1 | 0 | ND |
2015 | ND | 2 | 0 | ND |
2016 | ND | 4 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | ND | 1 | 0 | ND |
2019 | ND | 1 | 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 |
---|---|---|
2014-12-15 | 14121424-01 | ND |
2015-06-25 | 12956138 | ND |
2015-12-02 | 13698758 | ND |
2016-02-04 | 13933556 | ND |
2016-05-11 | 14337797 | ND |
2016-07-13 | 14663283 | ND |
2016-11-07 | 15307332 | ND |
2017-04-26 | 16025214 | ND |
2018-04-23 | 8040644-01 | ND |
2019-04-26 | 9040874-01 | ND |