cis-1,2-Dichloroethylene
Paradise Estates
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.
10
Samples
0
Samples exceeding legal limit (MCL)
0
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2014 | ND | 1 | 0 | ND |
| 2015 | ND | 1 | 0 | ND |
| 2016 | ND | 2 | 0 | ND |
| 2017 | ND | 1 | 0 | ND |
| 2018 | ND | 2 | 0 | ND |
| 2019 | ND | 3 | 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 |
|---|---|---|
| 2014-10-16 | L5162047-1 VOC | ND |
| 2015-05-13 | L5530434-1-VOC | ND |
| 2016-01-28 | L6019359-1 VOC | ND |
| 2016-09-30 | L6343319-1 VOC | ND |
| 2017-08-29 | L6567445-1 VOC | ND |
| 2018-07-31 | 8074836-01 VOC | ND |
| 2018-10-03 | 8101780-01 VOC | ND |
| 2019-01-07 | 8124646-01 SUVO | ND |
| 2019-04-16 | 9042042-01 SUVO | ND |
| 2019-06-28 | 9065236-01 SUVO | ND |