cis-1,2-Dichloroethylene
Jennie Clarkson Home
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.
16
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 | N/A | 0 | 0 | N/A |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | ND | 5 | 0 | ND |
| 2021 | ND | 3 | 0 | ND |
| 2022 | ND | 3 | 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 |
|---|---|---|
| 2020-04-13 | AW06907-POCS | ND |
| 2020-11-24 | AW22612-POCS | ND |
| 2020-11-24 | AW22610-POCS | ND |
| 2020-12-02 | 420184513-POCS | ND |
| 2020-12-02 | 420184511-POCS | ND |
| 2021-02-08 | AX02628-POCS | ND |
| 2021-07-20 | AX14326-POCS | ND |
| 2021-07-20 | AX14328-POCS | ND |
| 2022-01-19 | AY01118-POCS | ND |
| 2022-08-23 | AY14972-POCS | ND |
| 2022-08-23 | AY14974-POCS | ND |
| 2023-01-23 | AZ01381-POCS | ND |
| 2023-09-19 | AZ17305-POCS | ND |
| 2023-09-19 | AZ17307-POCS | ND |
| 2023-10-19 | CP29905-POCS | ND |
| 2023-11-28 | CP56007-POCS | ND |