cis-1,2-Dichloroethylene
Brunswick / Topsham Water District
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 | 3 | 0 | ND |
2015 | ND | 1 | 0 | ND |
2016 | ND | 1 | 0 | ND |
2017 | ND | 3 | 0 | ND |
2018 | ND | 1 | 0 | ND |
2019 | ND | 1 | 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 |
---|---|---|
2014-04-02 | ND | |
2014-04-02 | ND | |
2014-04-02 | ND | |
2015-12-21 | 1512-01818-001-V | ND |
2016-04-06 | 1604-00606-001-V | ND |
2017-06-27 | 1706-03713-001 | ND |
2017-06-27 | 1706-03711-001 | ND |
2017-06-27 | 1706-03708-001 | ND |
2018-04-18 | 1804-01967-001 | ND |
2019-05-15 | 1905-01974-001 | ND |