Know Your Environment. Protect Your Health.

cis-1,2-Dichloroethylene

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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.

 

11

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019ND20ND
2020ND10ND
2021ND40ND
2022ND30ND
2023ND10ND

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
2019-10-09AK34777ND
2019-10-09AK34778ND
2020-10-20AK62894ND
2021-01-19AK67826ND
2021-04-12AK72840ND
2021-07-28AK81518ND
2021-10-19AK89313ND
2022-02-02AK94577ND
2022-04-19AK99304ND
2022-09-07AL13094ND
2023-02-23AL26109ND