cis-1,2-Dichloroethylene
Lakehaven Utility District
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 |
---|---|---|---|---|
2013 | N/A | 0 | 0 | N/A |
2014 | N/A | 0 | 0 | N/A |
2015 | ND | 7 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | N/A | 0 | 0 | N/A |
2018 | ND | 4 | 0 | ND |
2019 | ND | 10 | 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 |
---|---|---|
2015-02-26 | 02520 | ND |
2015-09-22 | 15372 | ND |
2015-09-22 | 15372 | ND |
2015-09-22 | 15371 | ND |
2015-09-22 | 15371 | ND |
2015-09-22 | 15371 | ND |
2015-10-20 | 17144 | ND |
2016-06-07 | ND | |
2016-07-19 | ND | |
2018-05-15 | ND | |
2018-06-19 | ND | |
2018-07-10 | ND | |
2018-07-10 | ND | |
2019-06-05 | ND | |
2019-06-05 | ND | |
2019-06-12 | ND | |
2019-06-12 | ND | |
2019-07-23 | ND | |
2019-07-31 | ND | |
2019-08-27 | ND | |
2019-09-03 | ND | |
2019-09-04 | ND | |
2019-10-30 | ND |