cis-1,2-Dichloroethylene
West Monroe Water System
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 |
---|---|---|---|---|
2013 | N/A | 0 | 0 | N/A |
2014 | ND | 12 | 0 | ND |
2015 | N/A | 0 | 0 | N/A |
2016 | N/A | 0 | 0 | N/A |
2017 | ND | 12 | 0 | ND |
2018 | ND | 2 | 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 |
---|---|---|
2014-03-17 | AD89858 | ND |
2014-03-17 | AD89857 | ND |
2014-03-17 | AD89858 | ND |
2014-03-17 | AD89857 | ND |
2014-09-02 | AD96405 | ND |
2014-09-02 | AD96404 | ND |
2014-09-02 | AD96405 | ND |
2014-09-02 | AD96406 | ND |
2014-09-02 | AD96404 | ND |
2014-09-02 | AD96406 | ND |
2014-09-04 | AD96494 | ND |
2014-09-04 | AD96494 | ND |
2017-03-15 | 35301204006 | ND |
2017-03-15 | 35301204006 | ND |
2017-03-22 | 35302309005 | ND |
2017-03-22 | 35302309005 | ND |
2017-09-05 | 35334988002 | ND |
2017-09-05 | 35334988003 | ND |
2017-09-05 | 35334988001 | ND |
2017-09-05 | 35334988001 | ND |
2017-09-05 | 35334988002 | ND |
2017-09-05 | 35334988003 | ND |
2017-09-18 | 35337315002 | ND |
2017-09-18 | 35337315002 | ND |
2018-07-16 | 35405319001 | ND |
2018-07-16 | 35405319001 | ND |