cis-1,2-Dichloroethylene
Slippery Rock Municipal 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.
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 | 1 | 0 | ND |
| 2022 | ND | 1 | 0 | ND |
| 2023 | ND | 4 | 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 |
|---|---|---|
| 2018-03-15 | 8031469-01 | ND |
| 2018-12-12 | 18L1061-01 | ND |
| 2019-04-18 | 19D2058-01 | ND |
| 2019-12-26 | 19L2329-01 | ND |
| 2020-04-09 | 22126509.00 | ND |
| 2020-04-09 | 22126530.00 | ND |
| 2021-10-21 | 25505056.00 | ND |
| 2022-08-18 | 27347041.00 | ND |
| 2023-04-13 | 28810150.00 | ND |
| 2023-04-13 | 28810171.00 | ND |
| 2023-12-21 | 30340074.00 | ND |
| 2023-12-21 | 30340095.00 | ND |