cis-1,2-Dichloroethylene
City of Parlier
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 | 5 | 0 | ND |
2015 | N/A | 0 | 0 | N/A |
2016 | N/A | 0 | 0 | N/A |
2017 | ND | 4 | 0 | ND |
2018 | N/A | 0 | 0 | N/A |
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 |
---|---|---|
2014-04-16 | 5810-008-0950 | ND |
2014-04-30 | 5810-007-0926 | ND |
2014-08-06 | 5810-012-1130 | ND |
2014-08-27 | 5810-010-0950 | ND |
2014-10-22 | 5810-010-1100 | ND |
2017-04-12 | 5810-007-1205 | ND |
2017-04-19 | 5810-008-1010 | ND |
2017-07-26 | 5810-012-1100 | ND |
2017-10-04 | 5810-010-1300 | ND |