cis-1,2-Dichloroethylene
City of New Summerfield
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.
14
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 | 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 |
|---|---|---|
| 2018-10-25 | Q1843100001 | ND |
| 2018-10-25 | Q1843100004 | ND |
| 2019-03-21 | Q1911964003 | ND |
| 2019-03-21 | Q1911964009 | ND |
| 2020-03-23 | Q2012158003 | ND |
| 2020-03-23 | Q2012158005 | ND |
| 2021-03-01 | Q2105152005 | ND |
| 2021-08-12 | Q2121675009 | ND |
| 2022-02-02 | Q2203981003 | ND |
| 2022-02-02 | Q2203981005 | ND |
| 2023-04-25 | Q2315546001 | ND |
| 2023-04-25 | Q2315546003 | ND |
| 2023-07-03 | Q2326031003 | ND |
| 2023-10-13 | Q2343897001 | ND |