cis-1,2-Dichloroethylene
Indiana American Water - Kokomo
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.
6
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 |
|---|---|---|---|---|
| 2013 | N/A | 0 | 0 | N/A |
| 2014 | ND | 2 | 0 | ND |
| 2015 | 0.700 ppb | 1 | 1 | 0.700 ppb |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | 0.500 ppb | 2 | 1 | ND - 1.000 ppb |
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | ND | 1 | 0 | ND |
ppb = parts per billion
State and national drinking water standards and health guidelines
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 |
|---|---|---|
| 2014-01-14 | 244591RV-1401 | ND |
| 2014-01-14 | 244592RV-1401 | ND |
| 2015-01-14 | 280029RV-1501 | 0.700 ppb |
| 2017-01-19 | 34223801RV-1701 | 1.000 ppb |
| 2017-01-19 | 34223901RV-1701 | ND |
| 2019-01-22 | 424461RV-1901 | ND |