Know Your Environment. Protect Your Health.

trans-1,2-Dichloroethylene

Whitehall Twp Authority

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.

 

18

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND20ND
2020ND50ND
2021ND20ND
2022ND20ND
2023ND50ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 60 ppb

The EWG Health Guideline of 60 ppb for trans-1,2-dichloroethylene was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against harm to internal organs.

EPA Maximum Contaminant
Level (MCL): 100 ppb

The legal limit for trans-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
2018-02-138013120-01ND
2018-02-138013121-01ND
2019-02-059012093-01ND
2019-02-059012092-01ND
2020-02-0421553225.00ND
2020-02-0421553330.00ND
2020-02-0421553309.00ND
2020-02-0421553288.00ND
2020-02-0421553204.00ND
2021-02-0423937745.00ND
2021-02-0423937766.00ND
2022-02-0326166530.00ND
2022-02-0326166551.00ND
2023-02-0728398975.00ND
2023-02-0728398996.00ND
2023-02-0728399017.00ND
2023-02-0728399059.00ND
2023-02-0728399038.00ND