trans-1,2-Dichloroethylene
City of Morton
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 | 6 | 0 | ND |
2015 | ND | 4 | 0 | ND |
2016 | ND | 6 | 0 | ND |
2017 | ND | 6 | 0 | ND |
2018 | ND | 6 | 0 | ND |
2019 | ND | 6 | 0 | ND |
ppb = parts per billion
State and national drinking water standards and health guidelines
EWG Health Guideline 60 ppb
The EWG Health Guideline of 60 ppb for trans-1,2-dichloroethylene was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against harm to internal organs.
EPA Maximum Contaminant
Level (MCL) 100 ppb
The legal limit for trans-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 |
---|---|---|
2014-02-19 | Q1405499010 | ND |
2014-02-19 | Q1405499009 | ND |
2014-02-19 | Q1405499006 | ND |
2014-04-22 | Q1412664002 | ND |
2014-07-02 | Q1425551009 | ND |
2014-12-17 | Q1460396002 | ND |
2015-01-19 | Q1502211006 | ND |
2015-04-09 | Q1513273007 | ND |
2015-04-09 | Q1513273001 | ND |
2015-04-09 | Q1513273005 | ND |
2016-01-12 | Q1600877010 | ND |
2016-01-12 | Q1600877008 | ND |
2016-01-12 | Q1600877005 | ND |
2016-04-14 | Q1614949003 | ND |
2016-07-06 | Q1627207001 | ND |
2016-10-18 | Q1644130002 | ND |
2017-01-10 | Q1701078008 | ND |
2017-01-10 | Q1701078012 | ND |
2017-01-10 | Q1701078014 | ND |
2017-04-12 | Q1715031002 | ND |
2017-07-10 | Q1727753004 | ND |
2017-10-10 | Q1749756002 | ND |
2018-01-11 | Q1801549002 | ND |
2018-01-11 | Q1801549003 | ND |
2018-01-11 | Q1801549005 | ND |
2018-04-03 | Q1813653004 | ND |
2018-07-02 | Q1826196007 | ND |
2018-10-02 | Q1839218004 | ND |
2019-01-08 | Q1900774001 | ND |
2019-01-08 | Q1900774006 | ND |
2019-03-28 | Q1912767002 | ND |
2019-04-02 | Q1913258004 | ND |
2019-07-15 | Q1944817002 | ND |
2019-10-08 | Q1971528002 | ND |