cis-1,2-Dichloroethylene
Romeoville
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 | 2 | 0 | ND |
2015 | ND | 7 | 0 | ND |
2016 | ND | 4 | 0 | ND |
2017 | ND | 2 | 0 | ND |
2018 | ND | 8 | 0 | ND |
2019 | ND | 2 | 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 |
---|---|---|
2014-01-13 | 1401355-001A | ND |
2014-04-28 | 1404E39-001A | ND |
2015-02-04 | 1502199-001A | ND |
2015-02-04 | 1502199-003A | ND |
2015-02-04 | 1502199-005A | ND |
2015-02-04 | 1502199-007A | ND |
2015-02-04 | 1502199-009A | ND |
2015-07-29 | 1507Q99-001A | ND |
2015-11-17 | 1511C72-001A | ND |
2016-02-03 | 1602325-001A | ND |
2016-02-03 | 1602325-002A | ND |
2016-05-17 | 1605D76-001A | ND |
2016-07-20 | 1607H15-001A | ND |
2017-04-19 | 1704D23-001A | ND |
2017-07-19 | 1707E59-001A | ND |
2018-01-23 | 1801D76-001A | ND |
2018-01-23 | 1801D76-003A | ND |
2018-01-23 | 1801D76-005A | ND |
2018-01-23 | 1801D76-007A | ND |
2018-01-23 | 1801D76-009A | ND |
2018-07-18 | 1807C77-001A | ND |
2018-08-16 | 18H0910-01_02 | ND |
2018-11-14 | 18K0428-01_02 | ND |
2019-07-17 | 1907F01-001A | ND |
2019-12-09 | 1911G96-001_VOC | ND |