cis-1,2-Dichloroethylene
Jonesboro Water System
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 | 9 | 0 | ND |
2015 | ND | 3 | 0 | ND |
2016 | ND | 8 | 0 | ND |
2017 | ND | 8 | 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 |
---|---|---|
2014-01-28 | 14030000409 | ND |
2014-01-28 | 14030001801 | ND |
2014-01-28 | 14030000509 | ND |
2014-01-28 | 14030000901 | ND |
2014-01-28 | 14030000609 | ND |
2014-04-15 | 14107000701 | ND |
2014-04-15 | 14107000801 | ND |
2014-10-21 | 14296000901 | ND |
2014-10-21 | 14296001001 | ND |
2015-04-21 | 15113014109 | ND |
2015-11-17 | 15324000301 | ND |
2015-11-17 | 15324000101 | ND |
2016-02-22 | 16056000101 | ND |
2016-05-11 | 16133004801 | ND |
2016-07-26 | 16210000601 | ND |
2016-09-06 | 16252005301 | ND |
2016-10-10 | 16287011301 | ND |
2016-10-10 | 16287011401 | ND |
2016-10-10 | 16287011501 | ND |
2016-10-10 | 16287011601 | ND |
2017-01-30 | 17032000508 | ND |
2017-01-30 | 17032000601 | ND |
2017-01-30 | 17032000408 | ND |
2017-01-30 | 17032000708 | ND |
2017-02-07 | 17040002008 | ND |
2017-05-03 | 17124005501 | ND |
2017-10-17 | 17291001101 | ND |
2017-10-17 | 17291001201 | ND |
2018-04-10 | 18101009909 | ND |