Know Your Environment. Protect Your Health.

trans-1,2-Dichloroethylene

Guatay Mutual Benefit Corporation

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.

 

8

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
2019ND10ND
2020ND50ND
2021N/A00N/A
2022N/A00N/A
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
2019-12-16CA3700897_001_001-201912161622ND
2020-09-24CA3700897_004_004-202009241244ND
2020-09-24CA3700897_005_005-202009241220ND
2020-12-15CA3700897_001_001-202012150736ND
2020-12-15CA3700897_004_004-202012150809ND
2020-12-15CA3700897_005_005-202012150849ND
2023-12-29CA3700897_001_001-202312291730ND
2023-12-29CA3700897_004_004-202312291700ND