cis-1,2-Dichloroethylene
Pennsylvania American Water Company Ellwood Cty
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 | 1 | 0 | ND |
2016 | ND | 1 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | ND | 1 | 0 | ND |
2019 | ND | 3 | 0 | ND |
ppb = parts per billion
State and national drinking water standards and health guidelines
EPA Maximum Contaminant
Level (MCL) 70 ppb
The legal limit for cis-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 |
---|---|---|
2014-03-10 | 24961901 | ND |
2015-03-02 | 12586310 | ND |
2016-03-07 | 14056892 | ND |
2017-03-01 | 15882665 | ND |
2018-03-05 | 38837001 | ND |
2019-03-04 | 43248701 | ND |
2019-09-11 | 45104201 | ND |
2019-10-22 | 46836501 | ND |