Know Your Environment. Protect Your Health.

cis-1,2-Dichloroethylene

Faribault

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.

 

7

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.380 ppb110.380 ppb
20191.30 ppb111.30 ppb
20201.50 ppb221.40 ppb - 1.60 ppb
20210.290 ppb110.290 ppb
20220.490 ppb110.490 ppb
20230.980 ppb110.980 ppb

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
2018-04-0918D0324-010.380 ppb
2019-06-1119F0776-011.30 ppb
2020-06-2520F2066-011.40 ppb
2020-07-0820G0396-051.60 ppb
2021-05-1121E0574-010.290 ppb
2022-02-0822B0563-010.490 ppb
2023-10-1623J0745-010.980 ppb