Know Your Environment. Protect Your Health.

trans-1,2-Dichloroethylene

Washington Township Mua-schoo

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.

 

24

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND80ND
2019ND20ND
2020ND20ND
2021ND80ND
2022ND20ND
2023ND20ND

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
2018-08-15L7061691-1ND
2018-10-02L7075896-3ND
2018-10-11L7078128-3ND
2018-10-16L7078602-4ND
2018-10-16L7078602-7ND
2018-11-13L7084148-3ND
2018-12-11L7089480-3ND
2018-12-18L7091234-1ND
2019-11-04L7171843-1ND
2019-11-04L7171843-2ND
2020-10-15630-8668-1ND
2020-10-15630-8668-2ND
2021-03-08630-14481-1ND
2021-04-06630-15633-1ND
2021-10-19630-23380-1ND
2021-10-19630-23380-4ND
2021-10-19630-23380-2ND
2021-10-19630-23380-3ND
2021-10-19630-23380-5ND
2021-10-19630-23380-6ND
2022-02-01630-26825-1ND
2022-10-11630-47222-1ND
2023-01-17630-53638-1ND
2023-10-03630-73292-1ND