cis-1,2-Dichloroethylene
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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 | 4 | 0 | ND |
2015 | N/A | 0 | 0 | N/A |
2016 | N/A | 0 | 0 | N/A |
2017 | N/A | 0 | 0 | N/A |
2018 | ND | 5 | 0 | ND |
2019 | ND | 3 | 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 |
---|---|---|
2014-02-26 | LLF10348 | ND |
2014-06-30 | LLF24951 | ND |
2014-09-22 | LLF39454 | ND |
2014-12-16 | LLF49749 | ND |
2018-09-04 | LLI02871 | ND |
2018-09-27 | LLI08551 | ND |
2018-10-08 | LLI10378 | ND |
2018-10-23 | LLI12468 | ND |
2018-10-23 | LLI12469 | ND |
2019-03-20 | LLI29899 | ND |
2019-06-04 | LLI40689 | ND |
2019-10-07 | LLI69359 | ND |