cis-1,2-Dichloroethylene
North Fork Creek II
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 | 2 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | ND | 2 | 0 | ND |
2018 | ND | 2 | 0 | ND |
2019 | ND | 2 | 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 |
---|---|---|
2014-10-15 | Q1452618004 | ND |
2014-10-15 | Q1452618001 | ND |
2015-11-03 | Q1543214002 | ND |
2015-11-03 | Q1543214004 | ND |
2016-10-26 | Q1645771005 | ND |
2016-10-26 | Q1645771002 | ND |
2017-12-07 | Q1763640005 | ND |
2017-12-07 | Q1763640008 | ND |
2018-10-04 | Q1839789001 | ND |
2018-10-04 | Q1839789004 | ND |
2019-01-30 | Q1904582001 | ND |
2019-04-03 | Q1913497002 | ND |