Know Your Environment. Protect Your Health.

trans-1,2-Dichloroethylene

Trumbauersville Municipal Waterworks

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.

 

17

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND40ND
2020ND20ND
2021ND20ND
2022ND10ND
2023ND70ND

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
2018-12-233007776001ND
2019-03-313025257001ND
2019-06-303043361001ND
2019-09-183059109001ND
2019-12-313078526002ND
2020-03-3121832475.00ND
2020-12-2923522846.00ND
2021-09-3025204795.00ND
2021-09-3025204818.00ND
2022-12-2927984497.00ND
2023-05-1829093115.00ND
2023-05-2629093117.00ND
2023-05-2629093116.00ND
2023-08-1729481186.00ND
2023-08-2329481187.00ND
2023-10-2529872577.00ND
2023-11-1030057806.00ND