Know Your Environment. Protect Your Health.

trans-1,2-Dichloroethylene

Municipal Authority Sunbury

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
2018ND40ND
2019ND20ND
2020N/A00N/A
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
2018-02-148B15039-03ND
2018-04-188D19042-03ND
2018-07-128G13125-03ND
2018-10-318033399-01ND
2019-04-179D22038-01ND
2019-10-169J18018-01ND
2021-02-2323964322.00ND
2021-05-1224528460.00ND
2021-07-1424915365.00ND
2022-07-1327125964.00ND
2022-09-1427533442.00ND
2022-12-3028078794.00ND
2023-03-1528604344.00ND
2023-09-0529784933.00ND
2023-09-0529784934.00ND