cis-1,2-Dichloroethylene
Cypress Springs SUD N Plant 1 and NE Plant
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 | 2 | 0 | ND |
2015 | ND | 2 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | ND | 2 | 0 | ND |
2018 | ND | 2 | 0 | ND |
2019 | ND | 2 | 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 |
---|---|---|
2014-09-17 | Q1445247004 | ND |
2014-09-17 | Q1445247006 | ND |
2015-09-22 | Q1537064011 | ND |
2015-09-22 | Q1537064010 | ND |
2016-09-21 | Q1639244001 | ND |
2016-09-21 | Q1639244004 | ND |
2017-08-17 | Q1736889002 | ND |
2017-08-17 | Q1736889004 | ND |
2018-08-20 | Q1833137001 | ND |
2018-08-20 | Q1833137004 | ND |
2019-09-19 | Q1966997001 | ND |
2019-09-19 | Q1966997003 | ND |