trans-1,2-Dichloroethylene
Aberdeen, Town of
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 | 22 | 0 | ND |
2015 | ND | 10 | 0 | ND |
2016 | ND | 5 | 0 | ND |
2017 | ND | 17 | 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 |
---|---|---|
2014-01-13 | 8977-011314-E14V | ND |
2014-01-13 | 8977-011314-E13V | ND |
2014-01-13 | 8977-011314-E12V | ND |
2014-01-13 | 8977-011314-E11V | ND |
2014-01-13 | 8977-011314-E10V | ND |
2014-01-13 | 8977-011314-E09V | ND |
2014-01-13 | 8977-011314-E08V | ND |
2014-01-13 | 8977-011314-E06V | ND |
2014-01-13 | 8977-011314-W02V | ND |
2014-01-13 | 8977-011314-E16V | ND |
2014-01-13 | 8977-011314-E15V | ND |
2014-01-13 | 8977-011314-E07V | ND |
2014-01-27 | 8977-012714-E17V | ND |
2014-01-27 | 8977-012714-E18V | ND |
2014-01-27 | 8977-012714-E19V | ND |
2014-02-10 | 8977-021014-E03V | ND |
2014-04-07 | 8977-040714-E09V | ND |
2014-04-14 | 8977-041414-E22V | ND |
2014-07-07 | 8977-070714-E09V | ND |
2014-07-07 | 8977-070714-E22V | ND |
2014-10-06 | 8977-100614-E09V | ND |
2014-10-06 | 8977-100614-E22V | ND |
2015-01-05 | ND | |
2015-01-05 | ND | |
2015-01-05 | ND | |
2015-01-05 | ND | |
2015-01-05 | ND | |
2015-04-13 | ND | |
2015-04-13 | ND | |
2015-07-06 | ND | |
2015-07-06 | ND | |
2015-10-05 | ND | |
2016-01-04 | 8977-010416-E22V | ND |
2016-01-04 | 8977-010416-E19V | ND |
2016-01-04 | 8977-010416-E11V | ND |
2016-04-04 | 8977-040416-E22V | ND |
2016-07-11 | 8977-071116-E22V | ND |
2017-01-09 | 8977-010917-E13V | ND |
2017-01-09 | 8977-010917-E19V | ND |
2017-01-09 | 8977-010917-E17V | ND |
2017-01-09 | 8977-010917-E16V | ND |
2017-01-09 | 8977-010917-E15V | ND |
2017-01-09 | 8977-010917-E14V | ND |
2017-01-09 | 8977-010917-E12V | ND |
2017-01-09 | 8977-010917-E11V | ND |
2017-01-09 | 8977-010917-E10V | ND |
2017-01-09 | 8977-010917-E08V | ND |
2017-01-09 | 8977-010917-E07V | ND |
2017-01-09 | 8977-010917-E06V | ND |
2017-01-09 | 8977-010917-E03V | ND |
2017-02-06 | 8977-020617-E18V | ND |
2017-07-10 | 8977-071017-E22V | ND |
2017-08-28 | 8977-082817-E14V | ND |
2017-10-02 | 8977-100217-E14V | ND |
2018-02-05 | 8977-020518-E14V | ND |
2018-02-05 | 8977-020518-E17V | ND |
2018-04-02 | 8977-040218-E14V | ND |
2018-07-16 | 8977-071618-E14V | ND |
2018-07-16 | 8977-071618-E22V | ND |
2018-11-13 | 8977-111318-E14V | ND |
2019-01-07 | 8977-010719-E14V | ND |
2019-04-01 | 8977-040119-E14V | ND |
2019-07-22 | 8977-072219-E14V | ND |
2019-07-22 | 8977-072219-E22V | ND |
2019-10-07 | 8977-100719-E14V | ND |
2019-10-21 | 8977-102119-E28V | ND |