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 |
|---|---|---|---|---|
| 2018 | 0.400 ppb | 1 | 1 | 0.400 ppb |
| 2019 | 1.50 ppb | 1 | 1 | 1.50 ppb |
| 2020 | 0.360 ppb | 1 | 1 | 0.360 ppb |
| 2021 | 0.650 ppb | 1 | 1 | 0.650 ppb |
| 2022 | 0.620 ppb | 1 | 1 | 0.620 ppb |
| 2023 | 0.480 ppb | 1 | 1 | 0.480 ppb |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
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 |
|---|---|---|
| 2018-04-30 | 18D1756-01 | 0.400 ppb |
| 2019-05-28 | 19E2069-01 | 1.50 ppb |
| 2020-07-27 | 20G1954-01 | 0.360 ppb |
| 2021-03-09 | 21C0464-01 | 0.650 ppb |
| 2022-11-10 | 22K0549-01 | 0.620 ppb |
| 2023-07-18 | 23G1001-01 | 0.480 ppb |