Know Your Environment. Protect Your Health.

cis-1,2-Dichloroethylene

Bcwsa New Hope

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.

 

14

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND20ND
2020ND30ND
2021ND20ND
2022ND20ND
2023ND30ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EPA Maximum Contaminant
Level (MCL): 70 ppb

The legal limit for cis-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
2018-05-108043140-02ND
2018-05-108043140-03ND
2019-03-279002935-01ND
2019-03-279002936-01ND
2020-03-0921833906.00ND
2020-03-0921833930.00ND
2020-11-1723350006.00ND
2021-03-0824046645.00ND
2021-03-0824046594.00ND
2022-03-1426275778.00ND
2022-03-1826275605.00ND
2023-03-1328688352.00ND
2023-05-0828885874.00ND
2023-07-2829289277.00ND