Know Your Environment. Protect Your Health.

cis-1,2-Dichloroethylene

Lexington & Joseph Harp Correctional Institution

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.

 

9

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND10ND
2020ND10ND
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
2018-04-04SDWA-1249406-00ND
2018-04-04SDWA-1249411-00ND
2019-02-06SDWA-1338919-00ND
2020-02-11SDWA-1456801-00ND
2021-02-24SDWA-1554044-00ND
2022-01-12SDWA-1662247-00ND
2023-02-01SDWA-1766810-00ND
2023-02-01SDWA-1766819-00ND
2023-02-01SDWA-1766825-00ND