cis-1,2-Dichloroethylene
Eden Prairie
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.
6
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 |
|---|---|---|---|---|
| 2014 | ND | 1 | 0 | ND |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | 0.575 ppb | 2 | 2 | 0.450 ppb - 0.700 ppb |
| 2017 | 0.820 ppb | 1 | 1 | 0.820 ppb |
| 2018 | 0.400 ppb | 1 | 1 | 0.400 ppb |
| 2019 | 1.50 ppb | 1 | 1 | 1.50 ppb |
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 |
|---|---|---|
| 2014-05-23 | 14E2784-01 | ND |
| 2016-05-04 | 3442193 | 0.700 ppb |
| 2016-12-14 | 16L0582-01 | 0.450 ppb |
| 2017-02-22 | 17B1178-01 | 0.820 ppb |
| 2018-04-30 | 18D1756-01 | 0.400 ppb |
| 2019-05-28 | 19E2069-01 | 1.50 ppb |