cis-1,2-Dichloroethylene
Golden Heart Utilities
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.
10
Samples
0
Samples exceeding legal limit (MCL)
0
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2013 | N/A | 0 | 0 | N/A |
| 2014 | ND | 4 | 0 | ND |
| 2015 | ND | 1 | 0 | ND |
| 2016 | ND | 1 | 0 | ND |
| 2017 | ND | 1 | 0 | ND |
| 2018 | ND | 1 | 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 |
|---|---|---|
| 2014-01-15 | VO*F1401093-04A | ND |
| 2014-04-02 | VO*F1404032-04A | ND |
| 2014-07-21 | VO*F1407181-04A | ND |
| 2014-10-21 | VO*F1410194-04A | ND |
| 2015-01-14 | VO*3171717 | ND |
| 2016-01-19 | VO*3390384 | ND |
| 2017-01-17 | VO*3624354 | ND |
| 2018-01-03 | VO*3849269 | ND |
| 2019-01-14 | 4174586 | ND |
| 2019-10-01 | 4443828 | ND |