cis-1,2-Dichloroethylene
Arizona Water Company - White Tanks
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 | N/A | 0 | 0 | N/A |
2015 | ND | 6 | 0 | ND |
2016 | ND | 1 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | ND | 2 | 0 | ND |
2019 | N/A | 0 | 0 | N/A |
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 |
---|---|---|
2015-02-28 | 201802280413V | ND |
2015-03-12 | 201503120447V | ND |
2015-03-12 | 201503120448V | ND |
2015-06-22 | 201506230242V | ND |
2015-07-08 | 201507080280V | ND |
2015-10-07 | 201510080303V | ND |
2016-02-03 | 201602040225V | ND |
2017-05-01 | 7050138-01VOC | ND |
2018-02-28 | 201802280413V | ND |
2018-08-16 | 18H1828-01 | ND |