Know Your Environment. Protect Your Health.

trans-1,2-Dichloroethylene

Goodsprings Water Supply 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.

 

25

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
2023ND40ND

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
2018-05-17Q1820171004ND
2018-05-17Q1820171005ND
2018-05-17Q1820171008ND
2018-05-17Q1820171001ND
2019-01-03Q1900156001ND
2019-01-03Q1900156007ND
2019-01-03Q1900156012ND
2019-01-03Q1900156018ND
2020-03-11Q2010297009ND
2020-06-17Q2024667010ND
2020-06-17Q2024667012ND
2020-12-17Q2050081009ND
2020-12-17Q2050081007ND
2021-03-04Q2105807004ND
2021-11-12Q2131822005ND
2021-11-12Q2131822009ND
2021-11-12Q2131822011ND
2022-03-03Q2207402002ND
2022-05-12Q2214292001ND
2022-05-12Q2214292003ND
2022-05-12Q2214292005ND
2023-02-16Q2306539005ND
2023-07-06Q2326236018ND
2023-07-06Q2326236020ND
2023-07-06Q2326236022ND