Know Your Environment. Protect Your Health.

trans-1,2-Dichloroethylene

Hamburg Municipal Water&sewer 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.

 

15

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND10ND
2020ND20ND
2021ND10ND
2022ND50ND
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
2018-10-038007563-01ND
2019-03-138017757-01ND
2020-05-2722259098.00ND
2020-08-1922841432.00ND
2021-08-1125064931.00ND
2022-07-0627080641.00ND
2022-07-2727279439.00ND
2022-08-0227279502.00ND
2022-08-1027279460.00ND
2022-08-1027279481.00ND
2023-08-0929542198.00ND
2023-12-0430283898.00ND
2023-12-0430283899.00ND
2023-12-0530283900.00ND
2023-12-0630283897.00ND