Know Your Environment. Protect Your Health.

trans-1,2-Dichloroethylene

Elsberry PWS

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.

 

14

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND10ND
2020ND30ND
2021ND30ND
2022ND30ND
2023ND30ND

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
2018-05-14AD18724ND
2019-04-24AD46827ND
2020-04-292004615ND
2020-04-292004614ND
2020-04-292004616ND
2021-04-272104196ND
2021-04-272104194ND
2021-04-272104195ND
2022-04-212204850ND
2022-04-212204849ND
2022-04-212204848ND
2023-04-192303897ND
2023-04-192303896ND
2023-04-192303895ND