Know Your Environment. Protect Your Health.

trans-1,2-Dichloroethylene

City of Rusk

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.

 

26

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND40ND
2019ND40ND
2020ND50ND
2021ND40ND
2022ND40ND
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
2018-03-21Q1811395006ND
2018-03-21Q1811395010ND
2018-03-21Q1811395014ND
2018-03-21Q1811395001ND
2019-10-09Q1972207001ND
2019-10-09Q1972207003ND
2019-10-09Q1972207005ND
2019-10-09Q1972207007ND
2020-10-01Q2038626020ND
2020-10-01Q2038626022ND
2020-10-01Q2038626024ND
2020-10-01Q2038626026ND
2020-11-19Q2046158001ND
2021-11-02Q2130691005ND
2021-11-02Q2130691011ND
2021-11-02Q2130691009ND
2021-11-02Q2130691007ND
2022-10-24Q2231983010ND
2022-10-24Q2231983012ND
2022-10-24Q2231983014ND
2022-10-24Q2231983016ND
2023-06-28Q2325031005ND
2023-06-28Q2325031007ND
2023-06-28Q2325031009ND
2023-06-28Q2325031011ND
2023-09-11Q2338755002ND