cis-1,2-Dichloroethylene
Kenai 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 | 3 | 0 | ND |
2015 | ND | 6 | 0 | ND |
2016 | ND | 5 | 0 | ND |
2017 | ND | 9 | 0 | ND |
2018 | ND | 12 | 0 | ND |
2019 | ND | 4 | 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 |
---|---|---|
2014-05-28 | VO*A1405410-01A | ND |
2014-08-04 | VO*A1408063-01A | ND |
2014-10-08 | VO*A1410215-01A | ND |
2015-04-09 | VO*1151393001 | ND |
2015-07-07 | VO*1153554001 | ND |
2015-07-07 | VO*1153554002 | ND |
2015-07-07 | VO*1153554003 | ND |
2015-07-07 | VO*1153554004 | ND |
2015-12-09 | VO*1157136001 | ND |
2016-04-27 | VO*1162050002 | ND |
2016-04-27 | VO*1162050001 | ND |
2016-07-13 | VO*280-85767-13 | ND |
2016-07-13 | VO*280-85767-2 | ND |
2016-07-13 | VO*280-85767-7 | ND |
2017-03-23 | VO*440-180746-4 | ND |
2017-03-23 | VO*440-180746-3 | ND |
2017-03-23 | VO*440-180746-2 | ND |
2017-08-01 | VO*3748425 | ND |
2017-08-01 | VO*3748426 | ND |
2017-08-01 | VO*3748427 | ND |
2017-10-05 | VO*3797335 | ND |
2017-10-05 | VO*3797333 | ND |
2017-10-05 | VO*3797334 | ND |
2018-03-06 | VO*3887124 | ND |
2018-03-06 | VO*3887123 | ND |
2018-03-06 | VO*3887122 | ND |
2018-04-18 | VO*3917716 | ND |
2018-04-18 | VO*3917717 | ND |
2018-04-18 | VO*3917718 | ND |
2018-08-15 | VO*4033430 | ND |
2018-08-15 | VO*4033431 | ND |
2018-08-15 | VO*4033432 | ND |
2018-10-22 | VO*4100584 | ND |
2018-10-22 | VO*4100585 | ND |
2018-10-22 | VO*4100586 | ND |
2019-02-06 | X440-233449-3 | ND |
2019-02-06 | X440-233449-2 | ND |
2019-02-06 | X440-233449-1 | ND |
2019-03-11 | X440-236307-1 | ND |