cis-1,2-Dichloroethylene
Gilbert Water Works
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.
9
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 | 1 | 0 | ND |
| 2019 | ND | 3 | 0 | ND |
| 2020 | ND | 2 | 0 | ND |
| 2021 | ND | 1 | 0 | ND |
| 2022 | ND | 1 | 0 | ND |
| 2023 | ND | 1 | 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 |
|---|---|---|
| 2018-03-19 | 18032375-04A | ND |
| 2019-02-14 | 19021670-05A | ND |
| 2019-03-06 | 19030834-05A | ND |
| 2019-12-12 | 9122381-02 | ND |
| 2020-05-14 | 0050487-02 | ND |
| 2020-10-08 | 0100293-01 | ND |
| 2021-05-13 | 1050199-01 | ND |
| 2022-05-12 | 2040315-01 | ND |
| 2023-05-09 | 3040257-01 | ND |