cis-1,2-Dichloroethylene
Holly Acres
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.
15
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 | 3 | 0 | ND |
| 2019 | ND | 2 | 0 | ND |
| 2020 | ND | 2 | 0 | ND |
| 2021 | ND | 3 | 0 | ND |
| 2022 | ND | 3 | 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 |
|---|---|---|
| 2018-02-20 | 7071-022018-E02V | ND |
| 2018-08-09 | 7071-080918-E01V | ND |
| 2018-08-09 | 7071-080918-E02V | ND |
| 2019-08-15 | 7071-081519-E01V | ND |
| 2019-08-15 | 7071-081519-E02V | ND |
| 2020-08-18 | 7071-081820-E01V | ND |
| 2020-08-18 | 7071-081820-E02V | ND |
| 2021-08-10 | 7071-081021-E01V | ND |
| 2021-08-10 | 7071-081021-E02V | ND |
| 2021-10-20 | 7071-102021-E02V | ND |
| 2022-01-11 | 7071-011122-E02V | ND |
| 2022-07-13 | 7071-071322-E01V | ND |
| 2022-07-13 | 7071-071322-E02V | ND |
| 2023-08-03 | 752-10104-1 | ND |
| 2023-08-09 | 752-10356-1 | ND |