cis-1,2-Dichloroethylene
Beacham Apartments No. 2
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.
5
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 | N/A | 0 | 0 | N/A |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | 2.70 ppb | 1 | 1 | 2.70 ppb |
| 2017 | 3.30 ppb | 2 | 2 | 3.19 ppb - 3.40 ppb |
| 2018 | 3.40 ppb | 1 | 1 | 3.40 ppb |
| 2019 | 4.80 ppb | 1 | 1 | 4.80 ppb |
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 |
|---|---|---|
| 2016-11-29 | 37729_16-41402 | 2.70 ppb |
| 2017-03-21 | 37729_17-09298 | 3.19 ppb |
| 2017-06-16 | 37729_17-20509 | 3.40 ppb |
| 2018-06-18 | 1126-18 | 3.40 ppb |
| 2019-06-19 | 4059-19 | 4.80 ppb |