Know Your Environment. Protect Your Health.

cis-1,2-Dichloroethylene

South Kingstown-south Shore

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.

 

10

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND10ND
2020ND30ND
2021ND10ND
2022ND10ND
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
2018-09-201804157-01_TO12ND
2019-09-261904399-01_TO12ND
2020-08-032003233-01_TO12ND
2020-08-032003233-03_TO12ND
2020-08-032003233-02_TO12ND
2021-09-282104543-01_TO12ND
2022-09-152204140-01_TO12ND
2023-08-012303773-01_TO12ND
2023-08-012303773-02_TO12ND
2023-08-012303773-03_TO12ND