cis-1,2-Dichloroethylene
Whitehall Twp Authority
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.
18
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 | 5 | 0 | ND |
| 2021 | ND | 2 | 0 | ND |
| 2022 | ND | 2 | 0 | ND |
| 2023 | ND | 5 | 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 |
|---|---|---|
| 2018-02-13 | 8013120-01 | ND |
| 2018-02-13 | 8013121-01 | ND |
| 2019-02-05 | 9012093-01 | ND |
| 2019-02-05 | 9012092-01 | ND |
| 2020-02-04 | 21553218.00 | ND |
| 2020-02-04 | 21553323.00 | ND |
| 2020-02-04 | 21553302.00 | ND |
| 2020-02-04 | 21553281.00 | ND |
| 2020-02-04 | 21553197.00 | ND |
| 2021-02-04 | 23937738.00 | ND |
| 2021-02-04 | 23937759.00 | ND |
| 2022-02-03 | 26166523.00 | ND |
| 2022-02-03 | 26166544.00 | ND |
| 2023-02-07 | 28398968.00 | ND |
| 2023-02-07 | 28398989.00 | ND |
| 2023-02-07 | 28399010.00 | ND |
| 2023-02-07 | 28399052.00 | ND |
| 2023-02-07 | 28399031.00 | ND |