cis-1,2-Dichloroethylene
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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 | 4 | 0 | ND |
2015 | ND | 4 | 0 | ND |
2016 | ND | 4 | 0 | ND |
2017 | ND | 5 | 0 | ND |
2018 | ND | 5 | 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 | Result |
---|---|
2014-02-12 | ND |
2014-06-06 | ND |
2014-09-10 | ND |
2014-11-06 | ND |
2015-03-16 | ND |
2015-06-01 | ND |
2015-08-24 | ND |
2015-12-07 | ND |
2016-03-02 | ND |
2016-05-12 | ND |
2016-08-30 | ND |
2016-11-10 | ND |
2017-03-01 | ND |
2017-03-01 | ND |
2017-05-11 | ND |
2017-08-24 | ND |
2017-10-04 | ND |
2018-01-22 | ND |
2018-06-04 | ND |
2018-06-27 | ND |
2018-08-15 | ND |
2018-11-08 | ND |
2019-03-13 | ND |
2019-05-30 | ND |
2019-09-27 | ND |