cis-1,2-Dichloroethylene
Laurel Lakes 508
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 | N/A | 0 | 0 | N/A |
2015 | ND | 4 | 0 | ND |
2016 | ND | 3 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | ND | 1 | 0 | ND |
2019 | N/A | 0 | 0 | N/A |
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 |
---|---|---|
2015-03-05 | 846584 | ND |
2015-05-20 | 860835 | ND |
2015-08-25 | 879144 | ND |
2015-11-17 | 894813 | ND |
2016-03-14 | 910718 | ND |
2016-06-28 | 930612 | ND |
2016-07-26 | 935839 | ND |
2017-03-21 | 979422 | ND |
2018-05-14 | 1055351 | ND |