cis-1,2-Dichloroethylene
Nas Saufley Field
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 | 0.0102 ppb | 60 | 2 | ND - 0.320 ppb |
2015 | 0.0221 ppb | 62 | 4 | ND - 0.390 ppb |
2016 | 0.00898 ppb | 49 | 2 | ND - 0.240 ppb |
2017 | ND | 63 | 0 | ND |
2018 | ND | 44 | 0 | ND |
2019 | 0.00446 ppb | 46 | 2 | ND - 0.190 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 | Result |
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