cis-1,2-Dichloroethylene
Pearl City
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 | 1 | 0 | ND |
2016 | ND | 4 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | ND | 2 | 0 | ND |
2019 | ND | 3 | 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 |
---|---|---|
2015-08-31 | 1509016-001A | ND |
2016-02-25 | 1602G63-001A | ND |
2016-06-27 | 1606O03-001A | ND |
2016-09-08 | 1609598-001A | ND |
2016-11-16 | 1611C88-001A | ND |
2017-03-08 | 1703625-001A | ND |
2018-03-15 | 1803B69-001A | ND |
2018-10-25 | 1810K81-001A | ND |
2019-01-30 | 1902018-001A | ND |
2019-02-19 | 19B0357-01 | ND |
2019-02-19 | 19B0357-02 | ND |