cis-1,2-Dichloroethylene
City of Newman Water Department
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 | 1 | 0 | ND |
2015 | N/A | 0 | 0 | N/A |
2016 | ND | 2 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | ND | 1 | 0 | ND |
2019 | ND | 4 | 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 |
---|---|---|
2014-06-23 | 1120-010-0900 | ND |
2016-07-06 | 1120-005-0915 | ND |
2016-07-06 | 1120-006-0900 | ND |
2017-07-06 | 1120-010-1102 | ND |
2018-12-20 | 1120-004-0832 | ND |
2019-05-02 | 1120-012-0911 | ND |
2019-07-11 | 1120-006-1056 | ND |
2019-08-15 | 1120-012-1200 | ND |
2019-11-14 | 1120-012-0938 | ND |