cis-1,2-Dichloroethylene
Travis County Municipal Utility District 4
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 | 1 | 0 | ND |
2015 | ND | 2 | 0 | ND |
2016 | ND | 4 | 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 |
---|---|---|
2014-08-28 | AC65350 | ND |
2015-09-16 | AD07415 | ND |
2015-12-03 | AD15478 | ND |
2016-03-09 | AD27947 | ND |
2016-06-15 | AD40768 | ND |
2016-09-07 | AD48196 | ND |
2016-09-07 | AD48198 | ND |
2017-05-02 | AD82214 | ND |
2017-08-10 | AD92779 | ND |
2018-02-15 | AE14083 | ND |
2018-08-13 | AE36646 | ND |
2019-02-14 | AE54602 | ND |
2019-08-20 | AE79613 | ND |