Know Your Environment. Protect Your Health.

cis-1,2-Dichloroethylene

City of Bells

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.

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

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

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
2018-03-15Q1810771002ND
2018-03-15Q1810771003ND
2019-04-30Q1917145003ND
2019-04-30Q1917145006ND
2020-07-15Q2027742005ND
2020-07-15Q2027742007ND
2021-10-19Q2129317005ND
2021-10-19Q2129317007ND
2022-06-13Q2216369008ND
2022-10-19Q2231826001ND
2023-06-05Q2320814001ND
2023-06-05Q2320814003ND