cis-1,2-Dichloroethylene
Mary Francis Subdivision
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.
12
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 | ND | 2 | 0 | ND |
| 2019 | ND | 2 | 0 | ND |
| 2020 | ND | 2 | 0 | ND |
| 2021 | ND | 2 | 0 | ND |
| 2022 | ND | 2 | 0 | ND |
| 2023 | ND | 2 | 0 | ND |
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 |
|---|---|---|
| 2018-03-21 | AE19340 | ND |
| 2018-08-06 | AE35858 | ND |
| 2019-05-07 | AE65192 | ND |
| 2019-05-07 | AE65206 | ND |
| 2020-05-06 | AF09700 | ND |
| 2020-05-06 | AF09732 | ND |
| 2021-08-03 | AF64475 | ND |
| 2021-08-03 | AF64485 | ND |
| 2022-10-19 | AG17644 | ND |
| 2022-10-19 | AG17646 | ND |
| 2023-05-23 | AG41639 | ND |
| 2023-05-23 | AG41641 | ND |