cis-1,2-Dichloroethylene
City of Corsicana
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 |
---|---|---|
2014-07-23 | Q1430464005 | ND |
2014-07-23 | Q1430464008 | ND |
2015-07-29 | Q1529448006 | ND |
2015-07-29 | Q1529448007 | ND |
2016-07-12 | Q1628094002 | ND |
2016-07-12 | Q1628094003 | ND |
2017-07-26 | Q1730737002 | ND |
2017-07-26 | Q1730737006 | ND |
2018-07-17 | Q1828588001 | ND |
2018-07-17 | Q1828588004 | ND |
2019-07-29 | Q1948665001 | ND |
2019-09-24 | Q1968203001 | ND |