Know Your Environment. Protect Your Health.

cis-1,2-Dichloroethylene

Perry Village

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.

 

6

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
20190.500 ppb110.500 ppb
20200.500 ppb110.500 ppb
20210.500 ppb110.500 ppb
2022ND10ND
2023N/A00N/A

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

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
2018-01-24R1800627ND
2018-12-06R1811863-001ND
2019-12-1130760310010.500 ppb
2020-12-0831459550010.500 ppb
2021-12-07R2112806POC0.500 ppb
2022-11-08R2210745-001ND