cis-1,2-Dichloroethylene
Holmen Waterworks
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.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | ND | 7 | 0 | ND |
2015 | ND | 4 | 0 | ND |
2016 | ND | 4 | 0 | ND |
2017 | ND | 9 | 0 | ND |
2018 | ND | 4 | 0 | ND |
2019 | ND | 5 | 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 |
---|---|---|
2014-01-27 | 4010717-01 | ND |
2014-02-10 | 4020232-04 | ND |
2014-02-10 | 4020232-05 | ND |
2014-04-14 | 4040482-01 | ND |
2014-04-14 | 4040482-02 | ND |
2014-07-08 | 4070258-01 | ND |
2014-10-13 | 4100440-03 | ND |
2015-02-16 | 5020455-01 | ND |
2015-04-13 | 5040450-03 | ND |
2015-07-13 | 5070430-01 | ND |
2015-10-12 | 5100359-02 | ND |
2016-03-01 | 6030031-03 | ND |
2016-04-11 | 6040319-01 | ND |
2016-07-12 | 6070348-01 | ND |
2016-11-02 | 6110114-03 | ND |
2017-02-13 | 17B0415-01 | ND |
2017-04-17 | 17D0555-04 | ND |
2017-04-17 | 17D0555-01 | ND |
2017-04-17 | 17D0555-02 | ND |
2017-04-17 | 17D0555-03 | ND |
2017-07-10 | 17G0223-04 | ND |
2017-07-10 | 17G0223-03 | ND |
2017-09-05 | 17I0044-01 | ND |
2017-12-11 | 17L0289-01 | ND |
2018-02-06 | 18B0116-04 | ND |
2018-04-03 | 18D0053-03 | ND |
2018-07-16 | 18G0457-01 | ND |
2018-10-29 | 18J0974-01 | ND |
2019-04-22 | 19D0705-01 | ND |
2019-06-18 | 19F0561-01 | ND |
2019-07-08 | 19G0196-01 | ND |
2019-08-13 | 19H0413-01 | ND |
2019-10-07 | 19J0251-04 | ND |