cis-1,2-Dichloroethylene
Marshfield Utilities
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 |
---|---|---|---|---|
2013 | N/A | 0 | 0 | N/A |
2014 | ND | 6 | 0 | ND |
2015 | ND | 9 | 0 | ND |
2016 | ND | 6 | 0 | ND |
2017 | ND | 6 | 0 | ND |
2018 | ND | 6 | 0 | ND |
2019 | ND | 6 | 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 |
---|---|---|
2014-03-12 | 774391 | ND |
2014-03-12 | 774394 | ND |
2014-03-12 | 774397 | ND |
2014-04-08 | 778731 | ND |
2014-07-29 | 806754 | ND |
2014-10-28 | 828091 | ND |
2015-02-23 | 844768 | ND |
2015-02-23 | 844772 | ND |
2015-02-23 | 844770 | ND |
2015-04-14 | 854034 | ND |
2015-04-14 | 854033 | ND |
2015-09-02 | 880610 | ND |
2015-09-02 | 880611 | ND |
2015-10-14 | 889076 | ND |
2015-10-14 | 889077 | ND |
2016-02-01 | 903586 | ND |
2016-02-01 | 903588 | ND |
2016-02-01 | 903590 | ND |
2016-05-09 | 920115 | ND |
2016-08-09 | 938049 | ND |
2016-10-11 | 952725 | ND |
2017-01-31 | 971704 | ND |
2017-04-17 | 983499 | ND |
2017-04-17 | 983491 | ND |
2017-04-17 | 983495 | ND |
2017-08-07 | 1009142 | ND |
2017-10-09 | 1023242 | ND |
2018-01-30 | 1039071 | ND |
2018-01-30 | 1039074 | ND |
2018-01-30 | 1039076 | ND |
2018-04-03 | 1048152 | ND |
2018-07-16 | 1067477 | ND |
2018-10-03 | 1085201 | ND |
2019-02-13 | 1104975 | ND |
2019-04-03 | 1113252 | ND |
2019-04-03 | 1113248 | ND |
2019-04-03 | 1113250 | ND |
2019-07-09 | 1132876 | ND |
2019-10-14 | 1154687 | ND |