Know Your Environment. Protect Your Health.

cis-1,2-Dichloroethylene

Rolling Meadow S/d

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.

 

8

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019N/A00N/A
2020N/A00N/A
2021ND10ND
2022ND40ND
2023ND20ND

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
2018-07-19CB08234-01ND
2021-07-13CE07615-01ND
2022-01-25CE20111-01ND
2022-04-26CF02436-01ND
2022-09-15CF07154-01ND
2022-11-28CF12769-01ND
2023-02-03752-2304-1ND
2023-08-2937729_23-48250ND