cis-1,2-Dichloroethylene
United Water Pennsylvania
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 |
|---|---|---|
| 2018-02-12 | 2295329001 | ND |
| 2018-02-12 | 2295329002 | ND |
| 2019-01-14 | H9A0679-01 | ND |
| 2019-01-14 | H9A0679-02 | ND |
| 2020-02-10 | 21794009.00 | ND |
| 2020-02-10 | 21794032.00 | ND |
| 2021-01-06 | 23839641.00 | ND |
| 2021-01-06 | 23839674.00 | ND |
| 2022-02-09 | 26240987.00 | ND |
| 2022-09-14 | 27589614.00 | ND |
| 2023-02-09 | 28473460.00 | ND |
| 2023-09-06 | 29836418.00 | ND |