cis-1,2-Dichloroethylene
Warsaw 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.
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 |
|---|---|---|---|---|
| 2014 | ND | 5 | 0 | ND |
| 2015 | ND | 4 | 0 | ND |
| 2016 | ND | 3 | 0 | ND |
| 2017 | ND | 1 | 0 | ND |
| 2018 | ND | 1 | 0 | ND |
| 2019 | N/A | 0 | 0 | N/A |
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 |
|---|---|---|
| 2014-02-03 | 11246-04 | ND |
| 2014-05-12 | 15752-04 | ND |
| 2014-09-02 | 21899-04 | ND |
| 2014-11-10 | 25423-03 | ND |
| 2014-11-10 | 25424-03 | ND |
| 2015-02-17 | 11938-04 | ND |
| 2015-04-20 | 14927-03B | ND |
| 2015-07-13 | 19663-03 | ND |
| 2015-11-09 | 26507-04 | ND |
| 2016-02-22 | 12515-04 | ND |
| 2016-05-24 | 17566-01C | ND |
| 2016-08-22 | 23668-02C | ND |
| 2017-11-07 | L94901102 | ND |
| 2018-06-18 | L100284601 | ND |