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.
0
Samples
0
Samples exceeding legal limit (MCL)
0
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2014 | 1.56 ppb | 2 | 2 | 1.24 ppb - 1.88 ppb |
| 2015 | 1.49 ppb | 2 | 2 | 1.32 ppb - 1.66 ppb |
| 2016 | 1.23 ppb | 3 | 3 | 1.20 ppb - 1.30 ppb |
| 2017 | 0.450 ppb | 2 | 1 | ND - 0.900 ppb |
| 2018 | 0.395 ppb | 2 | 1 | ND - 0.790 ppb |
| 2019 | 0.190 ppb | 4 | 1 | ND - 0.760 ppb |
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 |
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