cis-1,2-Dichloroethylene
City of Horseshoe Bay
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 | 2 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | ND | 2 | 0 | ND |
2018 | ND | 2 | 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 |
---|---|---|
2014-08-14 | AC63675 | ND |
2014-08-14 | AC63677 | ND |
2015-08-03 | AD02089 | ND |
2015-08-03 | AD02081 | ND |
2016-07-20 | AD44977 | ND |
2016-07-20 | AD45005 | ND |
2017-07-06 | AD88504 | ND |
2017-07-06 | AD88512 | ND |
2018-07-05 | AE32454 | ND |
2018-07-05 | AE32446 | ND |
2019-09-04 | AE82025 | ND |
2019-09-04 | AE82027 | ND |